ua-tracer
by Paul Kinlan
trace q3TLQCZt
what does a user agent actually fetch, follow & run?
Trace q3TLQCZt
First seen: 2026-09-21 18:25:47.087 UTC
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 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 |
|---|---|---|---|---|
| 2026-09-21 18:25:47.087 UTC | +0 ms | homepage | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (11){
"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",
"accept-language": "en",
"host": "uatracer.com",
"traceparent": "00-7c97ad896c44399632dec32c8ef6784d-6cf0fe066ee4f2ac-01",
"tracestate": "",
"upgrade-insecure-requests": "1",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-7c97ad896c44399632dec32c8ef6784d-ab03f73e58a5ae35-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-21 18:25:48.613 UTC | +1526 ms | iframe document | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (13){
"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",
"accept-language": "en",
"cookie": "ua-tracer-trace=q3TLQCZt",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-ef1df76551aaa1798f354596b7961bc1-2f255dd10224fec0-01",
"tracestate": "",
"upgrade-insecure-requests": "1",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-ef1df76551aaa1798f354596b7961bc1-6a263f0a5413e470-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-21 18:25:48.614 UTC | +1527 ms | ES module | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (13){
"accept": "*/*",
"accept-encoding": "gzip",
"accept-language": "en",
"cookie": "ua-tracer-trace=q3TLQCZt",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-11c5ffdc4baa4df9cf77fec48690b29c-afcb3ea14d03c189-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-11c5ffdc4baa4df9cf77fec48690b29c-a291024fcf24cced-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-21 18:25:48.614 UTC | +1527 ms | prefetch | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (12){
"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",
"accept-language": "en",
"cookie": "ua-tracer-trace=q3TLQCZt",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-aed29579cf01bf3f48cb76971d4629f8-2d9c8d1cb9029b52-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-aed29579cf01bf3f48cb76971d4629f8-f595bfd5d2c38cec-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-21 18:25:48.618 UTC | +1531 ms | JS | GET | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (12){
"accept": "*/*",
"accept-encoding": "gzip",
"accept-language": "en",
"cookie": "ua-tracer-trace=q3TLQCZt",
"host": "uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-c8f997bacdc8b255a9839c13d8b01a18-dc0f2ad07428d5b7-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-c8f997bacdc8b255a9839c13d8b01a18-7cb6be0b8adee611-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-21 18:25:49.439 UTC | +2352 ms | CSP violation report (POST) | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (14){
"accept": "*/*",
"accept-encoding": "gzip",
"accept-language": "en",
"content-type": "application/json",
"cookie": "ua-tracer-trace=q3TLQCZt",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-8ef1b9e6f44a49525bbc538316bbdede-1062635adb44e680-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-8ef1b9e6f44a49525bbc538316bbdede-4464ddeab98c4687-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-21 18:25:49.442 UTC | +2355 ms | Reporting API report (POST) | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (14){
"accept": "*/*",
"accept-encoding": "gzip",
"accept-language": "en",
"content-type": "application/json",
"cookie": "ua-tracer-trace=q3TLQCZt",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-5d9d33add2fa355212f7c32c9fea6be4-84d0d2e319e2d639-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-5d9d33add2fa355212f7c32c9fea6be4-867eecef9d74e204-01",
"x-deno-userspace-tracestate": ""
}
|
||||
| 2026-09-21 18:25:50.062 UTC | +2975 ms | client timing POST | POST | Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36 |
request headers (14){
"accept": "*/*",
"accept-encoding": "gzip",
"accept-language": "en",
"content-type": "application/json",
"cookie": "ua-tracer-trace=q3TLQCZt",
"host": "uatracer.com",
"origin": "https://uatracer.com",
"referer": "https://uatracer.com/",
"traceparent": "00-f3ef05a2f5610a6fa8bc0e30484c95a1-0011c24d43bf50ce-01",
"tracestate": "",
"user-agent": "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.0.0 Safari/537.36",
"via": "HTTP/2 ord.vultr.prod.deno-cluster.net",
"x-deno-userspace-traceparent": "00-f3ef05a2f5610a6fa8bc0e30484c95a1-44f05f76e7ad4a2d-01",
"x-deno-userspace-tracestate": ""
}
|
||||