ua-tracer by Paul Kinlan

recent traces · ua-tracer

ua-tracer

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

All recent homepage requests, newest first. This page does not mint a new trace (unlike /), so you can browse the log without adding noise.

Recent homepage requests

Filter by user agent and the matching requests appear right below. Showing requests whose user agent contains facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php).

clear
TimestampUser AgentAssets
2026-11-01 16:03:19.982 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 16:00:19.149 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:57:27.140 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:54:34.733 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:51:44.465 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:48:46.967 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:45:48.249 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:42:52.476 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:39:56.656 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:37:19.572 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:35:52.481 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:34:05.108 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:30:52.609 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:04:39.572 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 15:01:27.860 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:58:21.353 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:55:18.217 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:52:18.303 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:49:12.937 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:46:07.432 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:42:59.120 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:39:56.138 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:36:55.823 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:35:39.330 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:34:00.749 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:30:48.285 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:03:23.020 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 14:00:24.985 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:57:25.983 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:54:30.245 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:51:33.040 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:48:33.245 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:45:35.589 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:42:41.612 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:39:47.224 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:36:50.595 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:35:19.908 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:33:57.130 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:30:44.643 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 13:01:39.611 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:58:53.777 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:56:12.762 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:53:26.891 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:50:45.105 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:48:48.420 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:45:10.615 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:42:27.170 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:39:42.232 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:37:01.188 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
2026-11-01 12:35:46.066 UTC
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
0
no JS—
← prev1901–1950 of 2000next →

By user agent

Running counts across all 27460 homepage requests (1 distinct agents). Click one to set the filter above.

User AgentRequestsJS ran
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php)
9489 0

Unsolicited / well-known requests

Paths a user agent fetched on its own that ua-tracer never links to: robots.txt, sitemap.xml, /.well-known/*, llms.txt, the root favicon, and similar. Reveals what an agent probes on its own initiative.

Filtered to user agent facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php). clear filters

By path

Each unsolicited path with its request count and how many distinct user agents hit it. Click a path to see the individual requests; click a user agent below to reverse-look-up everything that UA did.

PathRequestsDistinct UAs
/robots.txt 7 1

Requests (7 shown)

The Related trace column links a probe to a homepage trace from the same user agent and IP within 30 minutes (the same crawler that fetched a well-known file usually also loaded /). The offset shows how long before/after the probe that trace was minted.

TimestampPathUser Agent (click for reverse lookup)Related trace
2026-11-07 08:43:21.337 UTC /robots.txt facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) —
2026-11-06 11:59:30.055 UTC /robots.txt facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) —
2026-11-05 14:40:07.276 UTC /robots.txt facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) —
2026-11-05 14:40:07.267 UTC /robots.txt facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) —
2026-11-05 14:40:07.231 UTC /robots.txt facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) —
2026-11-05 14:40:05.415 UTC /robots.txt facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) —
2026-11-05 14:24:21.332 UTC /robots.txt facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) —

← back to the live tracer (mints a new trace)