ua-tracer by Paul Kinlan

trace 7naoFU8d

ua-tracer

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

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Trace 7naoFU8d

First seen: 2026-07-24 13:53:06.704 UTC
User-Agent: curl/8.7.1
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
2026-07-24 13:53:06.704 UTC +0 ms homepage GET curl/8.7.1
request headers (17) 
{
  "accept": "*/*",
  "accept-encoding": "gzip",
  "accept-language": "en-US,en;q=0.9",
  "host": "uatracer.com",
  "traceparent": "00-239fd5597d18495cac93fc28328ebdaa-e4cd1ef498504e5d-01",
  "tracestate": "",
  "true-client-ip": "127.0.0.1",
  "user-agent": "curl/8.7.1",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net",
  "x-azure-clientip": "127.0.0.1",
  "x-azure-socketip": "127.0.0.1",
  "x-client-ip": "127.0.0.1",
  "x-forwarded-for": "127.0.0.1",
  "x-forwared": "127.0.0.1",
  "x-host": "127.0.0.1",
  "x-originating-ip": "127.0.0.1",
  "x-real-ip": "127.0.0.1"
}
2026-07-24 13:53:30.265 UTC +23561 ms JS GET curl/8.7.1
request headers (17) 
{
  "accept": "*/*",
  "accept-encoding": "gzip",
  "accept-language": "en-US,en;q=0.9",
  "host": "uatracer.com",
  "traceparent": "00-049cb6e5530fb5e9c852be29664c1369-b162992b0598c2a6-01",
  "tracestate": "",
  "true-client-ip": "127.0.0.1",
  "user-agent": "curl/8.7.1",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net",
  "x-azure-clientip": "127.0.0.1",
  "x-azure-socketip": "127.0.0.1",
  "x-client-ip": "127.0.0.1",
  "x-forwarded-for": "127.0.0.1",
  "x-forwared": "127.0.0.1",
  "x-host": "127.0.0.1",
  "x-originating-ip": "127.0.0.1",
  "x-real-ip": "127.0.0.1"
}
2026-07-24 13:53:30.272 UTC +23568 ms ES module GET curl/8.7.1
request headers (17) 
{
  "accept": "*/*",
  "accept-encoding": "gzip",
  "accept-language": "en-US,en;q=0.9",
  "host": "uatracer.com",
  "traceparent": "00-3e897b212eb98a93166397c71ff3ec3c-4d165d2c72f08df2-01",
  "tracestate": "",
  "true-client-ip": "127.0.0.1",
  "user-agent": "curl/8.7.1",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net",
  "x-azure-clientip": "127.0.0.1",
  "x-azure-socketip": "127.0.0.1",
  "x-client-ip": "127.0.0.1",
  "x-forwarded-for": "127.0.0.1",
  "x-forwared": "127.0.0.1",
  "x-host": "127.0.0.1",
  "x-originating-ip": "127.0.0.1",
  "x-real-ip": "127.0.0.1"
}
2026-07-24 14:06:21.678 UTC +794974 ms JS GET curl/8.7.1
request headers (17) 
{
  "accept": "*/*",
  "accept-encoding": "gzip",
  "accept-language": "en-US,en;q=0.9",
  "host": "uatracer.com",
  "traceparent": "00-029c38e21514ec407837910125cd7ef0-b70f0c3441b02ece-01",
  "tracestate": "",
  "true-client-ip": "127.0.0.1",
  "user-agent": "curl/8.7.1",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net",
  "x-azure-clientip": "127.0.0.1",
  "x-azure-socketip": "127.0.0.1",
  "x-client-ip": "127.0.0.1",
  "x-forwarded-for": "127.0.0.1",
  "x-forwared": "127.0.0.1",
  "x-host": "127.0.0.1",
  "x-originating-ip": "127.0.0.1",
  "x-real-ip": "127.0.0.1"
}
2026-07-24 14:06:22.417 UTC +795713 ms ES module GET curl/8.7.1
request headers (17) 
{
  "accept": "*/*",
  "accept-encoding": "gzip",
  "accept-language": "en-US,en;q=0.9",
  "host": "uatracer.com",
  "traceparent": "00-aa5df1f390236bb1b75366c2b9e84741-ba036caea81d1bb8-01",
  "tracestate": "",
  "true-client-ip": "127.0.0.1",
  "user-agent": "curl/8.7.1",
  "via": "HTTP/2 ams.vultr.prod.deno-cluster.net",
  "x-azure-clientip": "127.0.0.1",
  "x-azure-socketip": "127.0.0.1",
  "x-client-ip": "127.0.0.1",
  "x-forwarded-for": "127.0.0.1",
  "x-forwared": "127.0.0.1",
  "x-host": "127.0.0.1",
  "x-originating-ip": "127.0.0.1",
  "x-real-ip": "127.0.0.1"
}