ua-tracer by Paul Kinlan

trace ykQXF9Px

ua-tracer

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

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Trace ykQXF9Px

First seen: 2026-07-03 04:08:16.151 UTC
User-Agent: TelegramBot (like TwitterBot)
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
2026-07-03 04:08:16.151 UTC +0 ms homepage GET TelegramBot (like TwitterBot)
request headers (9) 
{
  "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8",
  "accept-encoding": "deflate, gzip, br",
  "accept-language": "en-US,en;q=0.5",
  "cookie": "euConsent=true; BCPermissionLevel=PERSONAL; BC_GDPR=11111; fhCookieConsent=true; gdpr-source=GB; gdpr_consent=YES; beget=begetok; SOCS=CAISNQgEEitib3FfaWRlbnRpdHlmcm9udGVuZHVpc2VydmVyXzIwMjMwNzIzLjA5X3AwGgJlbiACGgYIgMSBpgY",
  "host": "uatracer.com",
  "traceparent": "00-50c7a13c62e1d4496ef80dbd9cb55e62-373313736208a617-01",
  "tracestate": "",
  "user-agent": "TelegramBot (like TwitterBot)",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net"
}
2026-07-03 04:08:17.725 UTC +1574 ms Twitter card image GET TelegramBot (like TwitterBot)
request headers (11) 
{
  "accept": "*/*",
  "accept-encoding": "deflate, gzip, br",
  "accept-language": "en-US,en;q=0.5",
  "cookie": "euConsent=true; BCPermissionLevel=PERSONAL; BC_GDPR=11111; fhCookieConsent=true; gdpr-source=GB; gdpr_consent=YES; beget=begetok; SOCS=CAISNQgEEitib3FfaWRlbnRpdHlmcm9udGVuZHVpc2VydmVyXzIwMjMwNzIzLjA5X3AwGgJlbiACGgYIgMSBpgY",
  "host": "uatracer.com",
  "traceparent": "00-1b5123482551bb117a0492c7d4f17c13-a4c176ac1d8784e4-01",
  "tracestate": "",
  "user-agent": "TelegramBot (like TwitterBot)",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net",
  "x-deno-userspace-traceparent": "00-1b5123482551bb117a0492c7d4f17c13-0c4d3d908676be91-01",
  "x-deno-userspace-tracestate": ""
}