ua-tracer
by Paul Kinlan
trace 1VCW8ovH
what does a user agent actually fetch, follow & run?
Trace 1VCW8ovH
First seen: 2026-08-10 21:28:52.927 UTC
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36
Bot verification: Not a known bot (no IP-range check applies).
What this user agent did
Directly-referenced assets:
✓ fetched CSS
✓ fetched JS
✓ fetched image
✓ fetched font (HTML)
Document-level link hints:
✗ fetched favicon
✗ fetched apple-touch-icon
✗ fetched web manifest
✓ fetched preload
✓ fetched prefetch
Second-level follows (proves it parsed the linking file):
✓ followed CSS background-image
✓ followed CSS @font-face
✗ followed manifest icon
✓ followed CSS @import
Frames (does it descend into iframes?):
✓ fetched iframe document
✓ descended into iframe (loaded inner image)
Reporting (a report-only CSP is violated by inline styles; reports can arrive via HTTP headers with no JS, or via in-page beacons):
✓ sent a CSP/Reporting report (any path)
✗ delivered via report-uri/Report-To header (no JS)
✓ delivered via in-page beacon (securitypolicyviolation / ReportingObserver)
Social embed (Open Graph / Twitter card images):
✗ fetched og:image
✗ fetched twitter:image
JavaScript execution:
✓ EXECUTED classic JS
✓ EXECUTED ES module
✓ posted client timing
Server-side request waterfall
Every request the server received for this trace, in receive order. +ms is the delta from the
homepage request.
| Received | Δ | Kind | Method | User-Agent |
|---|---|---|---|---|
| 2026-08-10 21:28:52.927 UTC | +0 ms | homepage | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
"accept-encoding": "gzip, deflate, br, zstd",
"host": "uatracer.com",
"priority": "u=0, i",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "document",
"sec-fetch-mode": "navigate",
"sec-fetch-site": "none",
"sec-fetch-user": "?1",
"traceparent": "00-486892a1ddefd44c13201f7fd17f338d-b2a972898b1eb7f8-01",
"tracestate": "",
"upgrade-insecure-requests": "1",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-486892a1ddefd44c13201f7fd17f338d-d954644039b2e504-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.274 UTC | +1347 ms | preload (image) | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "image",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-75f4603df8f5ebc628474a00b397486e-b6cbbc61eb6dae38-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-75f4603df8f5ebc628474a00b397486e-3627214d35306a08-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.286 UTC | +1359 ms | font (HTML) | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (19){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=1",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "font",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-a08dd6b64b2867deaa11dea4cad18397-1d4a0e85b939a912-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-a08dd6b64b2867deaa11dea4cad18397-2c184bc18261850c-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.303 UTC | +1376 ms | image | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "image",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-4ee9cfb48ec114af6802b3ea52624ca6-486ac5ce7c88157b-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-4ee9cfb48ec114af6802b3ea52624ca6-b7b4540cde671390-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.307 UTC | +1380 ms | CSS | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "text/css,*/*;q=0.1",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "u=0",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "style",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-a513e58b93cf1339a0e09db7c3ec4365-919181ec10585330-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-a513e58b93cf1339a0e09db7c3ec4365-9bde1fc3892661b5-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.307 UTC | +1380 ms | iframe document | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (19){
"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "u=0, i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "iframe",
"sec-fetch-mode": "navigate",
"sec-fetch-site": "same-origin",
"traceparent": "00-e41d33e3ef152760edf42355fa7da883-6c80118659683509-01",
"tracestate": "",
"upgrade-insecure-requests": "1",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-e41d33e3ef152760edf42355fa7da883-0f2348e85c9e1793-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.307 UTC | +1380 ms | prefetch | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (19){
"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "u=4, i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"sec-purpose": "prefetch",
"traceparent": "00-49213c612bdc0f0e84f8e03131eab100-5611cce6ac8d409f-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-49213c612bdc0f0e84f8e03131eab100-3d2a7af248275f8b-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.311 UTC | +1384 ms | ES module | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (19){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=1",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "script",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-d14ab5997a3c8d24c762a436bbf416aa-403c16edd526ddd1-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-d14ab5997a3c8d24c762a436bbf416aa-b060d4ffcc0559a7-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:54.314 UTC | +1387 ms | JS | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "u=1",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "script",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-1922247d31fa83efe90dac8e134e46ab-5cb489799ab744b6-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-1922247d31fa83efe90dac8e134e46ab-3fe20d692dd6f581-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:55.090 UTC | +2163 ms | CSS @import (nested stylesheet) | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "text/css,*/*;q=0.1",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "u=0",
"referer": "https://uatracer.com/r/1VCW8ovH/S1QaXX36/style.css",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "style",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-50e9cab633e033de79470ea8a33fb0d6-99d03a3f2b316df4-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-50e9cab633e033de79470ea8a33fb0d6-e9007c72c7e89e6a-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:55.767 UTC | +2840 ms | image inside iframe | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/r/1VCW8ovH/S1QaXX36/iframe",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "image",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-be0e6a5957528b104141f4785e6756fb-5dc006024c3e3214-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-be0e6a5957528b104141f4785e6756fb-6dd41c53a165c1f8-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:56.067 UTC | +3140 ms | CSS background-image | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/r/1VCW8ovH/S1QaXX36/style.css",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "image",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-d32f4de281c9bcb25e4f534b6d1bbbb9-6c3a6c72109c8c8b-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-d32f4de281c9bcb25e4f534b6d1bbbb9-0da33d7c0f36ccc5-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:56.086 UTC | +3159 ms | CSS @font-face | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (19){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=0",
"referer": "https://uatracer.com/r/1VCW8ovH/S1QaXX36/style.css",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "font",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-d79f0ae95b55c7559c74455e64f64479-0190de464a4d4a0a-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-d79f0ae95b55c7559c74455e64f64479-4458b94e1e210116-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:56.335 UTC | +3408 ms | CSP violation report (POST) | POST | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (22){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br, zstd",
"content-length": "395",
"content-type": "application/json",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=4, i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-93867f53e757944c039e089222dbdcd6-808e5c65993eff1e-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-93867f53e757944c039e089222dbdcd6-27c155065185a172-01",
"x-deno-userspace-tracestate": "",
"x-report-body": "{\"source\":\"securitypolicyviolation\",\"violatedDirective\":\"style-src-attr\",\"effectiveDirective\":\"style-src-attr\",\"blockedURI\":\"inline\",\"documentURI\":\"https://uatracer.com/\",\"disposition\":\"report\",\"lineNumber\":45,\"sourceFile\":\"https://uatracer.com/r/1VCW8ovH/S1QaXX36/main.js\",\"ua\":\"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36\"}"
}
|
||||
| 2026-08-10 21:28:56.339 UTC | +3412 ms | JS executed beacon | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "image",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-4f391f68947268312b0624cd9f2b4eaa-354a8424df9b688b-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-4f391f68947268312b0624cd9f2b4eaa-8ea6e776446bad19-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:56.339 UTC | +3412 ms | Reporting API report (POST) | POST | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (22){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br, zstd",
"content-length": "2188",
"content-type": "application/json",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=4, i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-34ee5402375af4585d6cb2ec2b39aaf0-5ffb2ecbb8b438ff-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-34ee5402375af4585d6cb2ec2b39aaf0-951fe6ef26a4cf24-01",
"x-deno-userspace-tracestate": "",
"x-report-body": "{\"source\":\"ReportingObserver\",\"reports\":[{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":9,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-elem\",\"originalPolicy\":\"style-src 'self'; report-uri /r/1VCW8ovH/S1QaXX36/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":243,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/1VCW8ovH/S1QaXX36/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":247,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/1VCW8ovH/S1QaXX36/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/\",\"lineNumber\":755,\"columnNumber\":0,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/1VCW8ovH/S1QaXX36/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}},{\"type\":\"csp-violation\",\"url\":\"https://uatracer.com/\",\"body\":{\"sourceFile\":\"https://uatracer.com/r/1VCW8ovH/S1QaXX36/main.js\",\"lineNumber\":45,\"columnNumber\":11,\"documentURL\":\"https://uatracer.com/\",\"referrer\":\"\",\"blockedURL\":\"inline\",\"effectiveDirective\":\"style-src-attr\",\"originalPolicy\":\"style-src 'self'; report-uri /r/1VCW8ovH/S1QaXX36/csp-report; report-to ua-tracer\",\"sample\":\"\",\"disposition\":\"report\",\"statusCode\":200}}],\"ua\":\"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36\"}"
}
|
||||
| 2026-08-10 21:28:56.342 UTC | +3415 ms | ES module executed | GET | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (18){
"accept": "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "image",
"sec-fetch-mode": "no-cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-fc09453e52cbc28e3ff11b065e9d8847-42233292658b903b-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-fc09453e52cbc28e3ff11b065e9d8847-016919c600d88b57-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:58.185 UTC | +5258 ms | client timing POST | POST | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36 |
request headers (21){
"accept": "*/*",
"accept-encoding": "gzip, deflate, br, zstd",
"content-length": "2628",
"content-type": "application/json",
"cookie": "ua-tracer-trace=1VCW8ovH",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=4, i",
"referer": "https://uatracer.com/",
"sec-ch-ua": "\"Not:A-Brand\";v=\"99\", \"HeadlessChrome\";v=\"145\", \"Chromium\";v=\"145\"",
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": "\"Linux\"",
"sec-fetch-dest": "empty",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-origin",
"traceparent": "00-6ad49c29261cc03c11eedb0cda43fe18-7785cd41942ada0d-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-6ad49c29261cc03c11eedb0cda43fe18-39ec185e8050b095-01",
"x-deno-userspace-tracestate": ""
}
|
||||
Client-side resource waterfall
Reported by performance.getEntriesByType('resource') after JS ran in the UA. This proves a real
browser-grade engine, not just a downloader.
| Resource | Initiator | Start | Duration | Timeline |
|---|---|---|---|---|
| link | 1452ms | 825ms | ||
| link | 1453ms | 602ms | ||
| link | 1453ms | 420ms | ||
| link | 1454ms | 1030ms | ||
| iframe | 1474ms | 1438ms | ||
| img | 1475ms | 1238ms | ||
| script | 1475ms | 1998ms | ||
| script | 1476ms | 2027ms | ||
| css | 2279ms | 915ms | ||
| css | 3197ms | 499ms | ||
| css | 3197ms | 726ms | ||
| img | 3476ms | 1107ms | ||
| beacon | 3479ms | 874ms | ||
| beacon | 3480ms | 635ms | ||
| img | 3506ms | 1267ms |