ua-tracer
by Paul Kinlan
trace ndq44OQ8
what does a user agent actually fetch, follow & run?
Trace ndq44OQ8
First seen: 2026-08-10 21:28:32.463 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 21:28:32.463 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": "00-974a5b600383b8c65064968580b7555c-516dfdd3243e3cb7-01",
"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": "00-974a5b600383b8c65064968580b7555c-3d931d70c63f6371-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.865 UTC | +1402 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=ndq44OQ8",
"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-c8af93bd29a8a1fe709d764577b97c84-db64b397e39309f5-01",
"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-c8af93bd29a8a1fe709d764577b97c84-589302fdf73c8e6e-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.866 UTC | +1403 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=ndq44OQ8",
"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-d173e61de8aa0b4968f7acbe2e6e5345-996b346768031151-01",
"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-d173e61de8aa0b4968f7acbe2e6e5345-9be5e6318b3b9f71-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.870 UTC | +1407 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=ndq44OQ8",
"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-f64fd219e21325e45bc200038db97781-07b635d55aed4b08-01",
"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-f64fd219e21325e45bc200038db97781-f5242b2437a365e4-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.887 UTC | +1424 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=ndq44OQ8",
"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-d2be2098be09cadac20e5788ae40bc47-54cef2d0ca543691-01",
"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-d2be2098be09cadac20e5788ae40bc47-4e44505385706cc8-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.889 UTC | +1426 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=ndq44OQ8",
"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": "00-17d546acc5064bcb205b1312b62cd980-aa9f7b9818e9e661-01",
"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": "00-17d546acc5064bcb205b1312b62cd980-48f1906347767f3a-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.891 UTC | +1428 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=ndq44OQ8",
"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": "00-7ad57cf82d9b68deac48309ca121cae6-04079fb1f18de52a-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": "00-7ad57cf82d9b68deac48309ca121cae6-4de6a13319889589-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.891 UTC | +1428 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=ndq44OQ8",
"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-e747840fc09835694d3aa60279456a71-d1c6ea66d0f0cbe2-01",
"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-e747840fc09835694d3aa60279456a71-48d8770c1d22bdc0-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:33.907 UTC | +1444 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=ndq44OQ8",
"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-f4b74ecacc4b7300ac20b4e4ad658ae1-ab8470f31cf3775a-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-f4b74ecacc4b7300ac20b4e4ad658ae1-7f12f063de4faaf1-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:34.279 UTC | +1816 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=ndq44OQ8",
"host": "uatracer.com",
"priority": "u=0",
"referer": "https://uatracer.com/r/ndq44OQ8/3Ia80sIc/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-aef4624ffeead835f62e044233dae8f5-9ca91298953432b2-01",
"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-aef4624ffeead835f62e044233dae8f5-af0e89acc27673db-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:35.303 UTC | +2840 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=ndq44OQ8",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"priority": "u=0",
"referer": "https://uatracer.com/r/ndq44OQ8/3Ia80sIc/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": "00-3ecf83b61f4320ff430d64cafdc87ba3-f2dc5a79c2a217b5-01",
"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": "00-3ecf83b61f4320ff430d64cafdc87ba3-40a84a3954feb0e8-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:35.733 UTC | +3270 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=ndq44OQ8",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/r/ndq44OQ8/3Ia80sIc/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": "00-3307f457b2f62ad8253c114ad06a8cce-d078b9ab3e787324-01",
"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": "00-3307f457b2f62ad8253c114ad06a8cce-850644138d8d52b0-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:35.998 UTC | +3535 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=ndq44OQ8",
"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": "00-19d0192478907cb7aa6c1eeaa90da0a2-63cbd1ce261059f5-01",
"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": "00-19d0192478907cb7aa6c1eeaa90da0a2-ad4f162204002d67-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:36.011 UTC | +3548 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=ndq44OQ8",
"host": "uatracer.com",
"priority": "i",
"referer": "https://uatracer.com/r/ndq44OQ8/3Ia80sIc/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": "00-6f2994e01a5f64a817b3954a1ea0f604-256add60f37fb86b-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": "00-6f2994e01a5f64a817b3954a1ea0f604-dabe2b6138e9766a-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:36.043 UTC | +3580 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=ndq44OQ8",
"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": "00-8393cdf0ab4a10e70a12282dd2dda99b-916f4a0f001c0f0b-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": "00-8393cdf0ab4a10e70a12282dd2dda99b-bb543a909e2f517d-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-08-10 21:28:36.043 UTC | +3580 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=ndq44OQ8",
"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": "00-0c154c02cf6ccb87965e64a392f58d46-1190befedbcef488-01",
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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": "00-0c154c02cf6ccb87965e64a392f58d46-c31fc8491d96aa40-01",
"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/ndq44OQ8/3Ia80sIc/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 21:28:36.079 UTC | +3616 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=ndq44OQ8",
"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": "00-8b12246e09da36ef5d4b33654d8a1511-f25f1e1840615568-01",
"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": "00-8b12246e09da36ef5d4b33654d8a1511-5d19422f6420c926-01",
"x-deno-userspace-tracestate": "",
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}
|
||||
| 2026-08-10 21:28:37.894 UTC | +5431 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": "2638",
"content-type": "application/json",
"cookie": "ua-tracer-trace=ndq44OQ8",
"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",
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"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-428d6331efba6a632a03b4898248bc40-79c34c9c9588c46b-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 | 1478ms | 414ms | ||
| link | 1479ms | 2129ms | ||
| link | 1479ms | 608ms | ||
| link | 1481ms | 1577ms | ||
| iframe | 1499ms | 1825ms | ||
| img | 1499ms | 2156ms | ||
| script | 1499ms | 780ms | ||
| script | 1501ms | 1012ms | ||
| css | 1894ms | 883ms | ||
| img | 2781ms | 1306ms | ||
| css | 2787ms | 1504ms | ||
| css | 2789ms | 1720ms | ||
| beacon | 2847ms | 2312ms | ||
| beacon | 2849ms | 1861ms | ||
| img | 2856ms | 2050ms |