ua-tracer
by Paul Kinlan
ua-tracer
what does a user agent actually fetch, follow & run?
Trace wrq6VC38
First seen: 2026-07-03 08:07:03.870 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 |
|---|---|---|---|---|
| 2026-07-03 08:07:03.870 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-c2f19d5a701c22015dc8841cb8b80973-7796154f0eba9e8c-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-c2f19d5a701c22015dc8841cb8b80973-b0e58629010e8608-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.755 UTC | +885 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=wrq6VC38",
"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": "00-0576b0db8f177f4288ea67aa5bda9e8b-b0654beb4bc8af46-01",
"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": "00-0576b0db8f177f4288ea67aa5bda9e8b-897a68c5eec60a59-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.756 UTC | +886 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=wrq6VC38",
"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": "00-9b63bb99a837050bcc02664eae14740f-bb4bfbb86e3f2aaa-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": "00-9b63bb99a837050bcc02664eae14740f-2ada68b841eae8d7-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.767 UTC | +897 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=wrq6VC38",
"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": "00-471299b73e46b496995c04160fc373f5-305f4de54596e649-01",
"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": "00-471299b73e46b496995c04160fc373f5-1c923e617752bdf7-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.777 UTC | +907 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=wrq6VC38",
"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": "00-5142d02b244d4fe28f061013b8dd672f-675051acd3025570-01",
"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": "00-5142d02b244d4fe28f061013b8dd672f-f690aa086d20a556-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.778 UTC | +908 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=wrq6VC38",
"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": "00-690574810375af30dd6ff05542e39bd8-03dc8d3143c2351e-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": "00-690574810375af30dd6ff05542e39bd8-42d1c4e55504030c-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.780 UTC | +910 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=wrq6VC38",
"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": "00-2e2a306d8259e158d44fdd12d81ffb36-129c1143865aecee-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": "00-2e2a306d8259e158d44fdd12d81ffb36-b9185264929ebdfa-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.787 UTC | +917 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=wrq6VC38",
"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": "00-8193990d4c9cf2f66a841fe910240759-72385289119ec230-01",
"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": "00-8193990d4c9cf2f66a841fe910240759-962c5e2a3ea22315-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:04.846 UTC | +976 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=wrq6VC38",
"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": "00-333ac920904ff0464189467f4fe44924-768194557256fc53-01",
"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": "00-333ac920904ff0464189467f4fe44924-a79219d8c43f4937-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:05.159 UTC | +1289 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=wrq6VC38",
"host": "uatracer.com",
"priority": "u=0",
"referer": "https://uatracer.com/r/wrq6VC38/xdWc85UB/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": "00-20dee8879399ecbf99b7e53c5514310e-893ab9aea9ad351b-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": "00-20dee8879399ecbf99b7e53c5514310e-9c34931996599095-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:05.818 UTC | +1948 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=wrq6VC38",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=0",
"referer": "https://uatracer.com/r/wrq6VC38/xdWc85UB/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": "00-948542d6b27290c2a6c3f832b83b138b-f1d43d04992441af-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": "00-948542d6b27290c2a6c3f832b83b138b-986a14e2825c8a38-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:06.404 UTC | +2534 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=wrq6VC38",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/r/wrq6VC38/xdWc85UB/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-fc6af07537bef5750c1011b0f726cf82-2106481d43daec8b-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-fc6af07537bef5750c1011b0f726cf82-db3d795e535cf898-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:06.683 UTC | +2813 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=wrq6VC38",
"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": "00-9b69843409af81d631dde4f58598a471-8218811f93a7bb06-01",
"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": "00-9b69843409af81d631dde4f58598a471-bad20def2638d12f-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:06.688 UTC | +2818 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=wrq6VC38",
"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": "00-809c12c1117f670b4e2cbf4ed0420fd5-a0b82423ff6d7686-01",
"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": "00-809c12c1117f670b4e2cbf4ed0420fd5-703c73d2561fde28-01",
"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/wrq6VC38/xdWc85UB/main.js\",\"ua\":\"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/145.0.7632.46 Safari/537.36\"}"
}
|
||||
| 2026-07-03 08:07:06.696 UTC | +2826 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=wrq6VC38",
"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": "00-10bd7c3d87e09f06279b929264d7b4d8-8fc556050bb7cceb-01",
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"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": "00-10bd7c3d87e09f06279b929264d7b4d8-50364795150224ba-01",
"x-deno-userspace-tracestate": "",
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}
|
||||
| 2026-07-03 08:07:06.764 UTC | +2894 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){
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"accept-encoding": "gzip, deflate, br, zstd",
"cookie": "ua-tracer-trace=wrq6VC38",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/r/wrq6VC38/xdWc85UB/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",
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"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-5a807b7abc667de2e26c260e91d7995c-1d4591c032211aab-01",
"x-deno-userspace-tracestate": ""
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|
||||
| 2026-07-03 08:07:06.810 UTC | +2940 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=wrq6VC38",
"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",
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"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-f72e686db9cb0a870aaa6f200466a1aa-1f05463012d0a9ac-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-07-03 08:07:08.619 UTC | +4749 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": "2625",
"content-type": "application/json",
"cookie": "ua-tracer-trace=wrq6VC38",
"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": "00-2df62b1d8b70cae723f48b69ce547d41-8b9ecd699c8d6dc6-01",
"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": "00-2df62b1d8b70cae723f48b69ce547d41-94820bc030849ec2-01",
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}
|
||||
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 | 988ms | 407ms | ||
| link | 988ms | 585ms | ||
| link | 988ms | 1190ms | ||
| link | 991ms | 789ms | ||
| iframe | 1012ms | 1978ms | ||
| img | 1012ms | 1397ms | ||
| script | 1012ms | 1898ms | ||
| script | 1013ms | 2033ms | ||
| css | 1397ms | 572ms | ||
| css | 1975ms | 1177ms | ||
| css | 1976ms | 668ms | ||
| img | 2914ms | 582ms | ||
| beacon | 2917ms | 400ms | ||
| beacon | 2921ms | 797ms | ||
| img | 3048ms | 960ms |