ua-tracer by Paul Kinlan

trace QMAPb1KM

ua-tracer

what does a user agent actually fetch, follow & run?

← all traces

Trace QMAPb1KM

First seen: 2026-07-13 23:17:01.169 UTC
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
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.

ReceivedΔKindMethodUser-Agent
2026-07-13 23:17:01.169 UTC +0 ms homepage GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (15) 
{
  "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "host": "uatracer.com",
  "priority": "u=0, i",
  "sec-fetch-dest": "document",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "cross-site",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-2f4d1431bbdfa84e78954e781d83fe4c-cf4e0681f919a18d-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:02.611 UTC +1442 ms CSS GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=2",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-ff38a7c3f6333a7a88a73a2e761b45af-ff083807ce48ecdd-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:02.630 UTC +1461 ms preload (image) GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "image/avif,image/webp,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=5, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-64452c37e6e07bb447287bbb450f1b6f-1483d48ee8eaabfc-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:02.681 UTC +1512 ms Reporting API report (POST) POST Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (20) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "content-length": "1727",
  "content-type": "application/reports+json",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "priority": "u=4",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-6428ea2358837fae2a16ad89bbde98bb-4aa18f8973773050-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-report-body": "[\n {\n  \"age\": 7,\n  \"type\": \"csp-violation\",\n  \"url\": \"https://uatracer.com/\",\n  \"user_agent\": \"Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0\",\n  \"body\": {\n \"documentURL\": \"https://uatracer.com/\",\n \"blockedURL\": \"inline\",\n \"referrer\": null,\n \"effectiveDirective\": \"style-src-elem\",\n \"originalPolicy\": \"style-src 'self'; report-uri https://uatracer.com/r/QMAPb1KM/z1kOg1wS/csp-report; report-to ua-tracer\",\n \"sourceFile\": \"https://uatracer.com/\",\n \"sample\": null,\n \"disposition\": \"report\",\n \"statusCode\": 200,\n \"lineNumber\": 9,\n \"columnNumber\": 1\n}\n\n },\n {\n  \"age\": 4,\n  \"type\": \"csp-violation\",\n  \"url\": \"https://uatracer.com/\",\n  \"user_agent\": \"Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0\",\n  \"body\": {\n \"documentURL\": \"https://uatracer.com/\",\n \"blockedURL\": \"inline\",\n \"referrer\": null,\n \"effectiveDirective\": \"style-src-attr\",\n \"originalPolicy\": \"style-src 'self'; report-uri https://uatracer.com/r/QMAPb1KM/z1kOg1wS/csp-report; report-to ua-tracer\",\n \"sourceFile\": \"https://uatracer.com/\",\n \"sample\": null,\n \"disposition\": \"report\",\n \"statusCode\": 200,\n \"lineNumber\": 0,\n \"columnNumber\": 1\n}\n\n },\n {\n  \"age\": 4,\n  \"type\": \"csp-violation\",\n  \"url\": \"https://uatracer.com/\",\n  \"user_agent\": \"Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0\",\n  \"body\": {\n \"documentURL\": \"https://uatracer.com/\",\n \"blockedURL\": \"inline\",\n \"referrer\": null,\n \"effectiveDirective\": \"style-src-attr\",\n \"originalPolicy\": \"style-src 'self'; report-uri https://uatracer.com/r/QMAPb1KM/z1kOg1wS/csp-report; report-to ua-tracer\",\n \"sourceFile\": \"https://uatracer.com/\",\n \"sample\": null,\n \"disposition\": \"report\",\n \"statusCode\": 200,\n \"lineNumber\": 0,\n \"columnNumber\": 1\n}\n\n }\n]"
}
2026-07-13 23:17:02.687 UTC +1518 ms iframe document GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (17) 
{
  "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=4",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "iframe",
  "sec-fetch-mode": "navigate",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-29cf240657ff2bd96e59f08e29b7cd38-c2e359e38fc41720-01",
  "tracestate": "",
  "upgrade-insecure-requests": "1",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:02.691 UTC +1522 ms Reporting API report (POST) POST Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (20) 
{
  "accept": "*/*",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "content-length": "577",
  "content-type": "application/reports+json",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "origin": "https://uatracer.com",
  "priority": "u=4",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "empty",
  "sec-fetch-mode": "cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-d9f630d8fd6f048a2e90c59c0faac0f0-c43303290fd02fb7-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
  "x-report-body": "[\n {\n  \"age\": 4,\n  \"type\": \"csp-violation\",\n  \"url\": \"https://uatracer.com/\",\n  \"user_agent\": \"Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0\",\n  \"body\": {\n \"documentURL\": \"https://uatracer.com/\",\n \"blockedURL\": \"inline\",\n \"referrer\": null,\n \"effectiveDirective\": \"style-src-attr\",\n \"originalPolicy\": \"style-src 'self'; report-uri https://uatracer.com/r/QMAPb1KM/z1kOg1wS/csp-report; report-to ua-tracer\",\n \"sourceFile\": \"https://uatracer.com/\",\n \"sample\": null,\n \"disposition\": \"report\",\n \"statusCode\": 200,\n \"lineNumber\": 0,\n \"columnNumber\": 1\n}\n\n }\n]"
}
2026-07-13 23:17:02.692 UTC +1523 ms image GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "image/avif,image/webp,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=5, i",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-d10d5c01a93e605bffa6eeaf30f9235f-ccf0076436000709-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:03.028 UTC +1859 ms CSS @import (nested stylesheet) GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "text/css,*/*;q=0.1",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=2",
  "referer": "https://uatracer.com/r/QMAPb1KM/z1kOg1wS/style.css",
  "sec-fetch-dest": "style",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-448f295fe37b8c5f8cf6ec2bcfd01626-6bf1c788481ef8bc-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:03.507 UTC +2338 ms CSS background-image GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "image/avif,image/webp,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=4, i",
  "referer": "https://uatracer.com/r/QMAPb1KM/z1kOg1wS/style.css",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-3f0b228b563459b4e56ed08b91d2bf0e-c4594780b012b283-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:03.698 UTC +2529 ms apple-touch-icon GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "image/avif,image/webp,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=6",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-5bcfbe99c3522f12bb75645ed7cd6412-b162b6efe54e0d82-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:03.707 UTC +2538 ms favicon GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "image/avif,image/webp,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=6",
  "referer": "https://uatracer.com/",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-f957460e329af8585c8e6009b32f7eb5-3bbbf2670710eae3-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-13 23:17:04.743 UTC +3574 ms image inside iframe GET Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0
request headers (16) 
{
  "accept": "image/avif,image/webp,image/png,image/svg+xml,image/*;q=0.8,*/*;q=0.5",
  "accept-encoding": "gzip, deflate, br, zstd",
  "accept-language": "en-US",
  "cookie": "ua-tracer-trace=QMAPb1KM",
  "host": "uatracer.com",
  "priority": "u=5, i",
  "referer": "https://uatracer.com/r/QMAPb1KM/z1kOg1wS/iframe",
  "sec-fetch-dest": "image",
  "sec-fetch-mode": "no-cors",
  "sec-fetch-site": "same-origin",
  "sec-gpc": "1",
  "te": "trailers",
  "traceparent": "00-4f05ddecc73b0eb58f9308ed50ea1396-f9ad0ed2327111de-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 (X11; Linux x86_64; rv:152.0) Gecko/20100101 Firefox/152.0",
  "via": "HTTP/2 ord.vultr.prod.deno-cluster.net"
}
2026-07-16 20:40:39.669 UTC +249818500 ms CSP violation report (POST) GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-053dbc53ac68928b595d7e84ffbe012e-e05993f3518b63e7-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}
2026-07-17 00:54:24.333 UTC +265043164 ms iframe document GET Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36
request headers (7) 
{
  "accept-encoding": "gzip,deflate",
  "connection": "close",
  "host": "uatracer.com",
  "traceparent": "00-a06eac77a09a062cdf71edb1388ca4bc-2d1d8447a221afb3-01",
  "tracestate": "",
  "user-agent": "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; Amazonbot/0.1; +https://developer.amazon.com/support/amazonbot) Chrome/119.0.6045.214 Safari/537.36",
  "via": "HTTP/1.1 ord.vultr.prod.deno-cluster.net"
}