ua-tracer
by Paul Kinlan
recent traces · 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.
| Timestamp | User Agent | Assets |
|---|---|---|
| 2026-11-02 10:37:03.178 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 10:35:36.590 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 10:33:57.550 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 10:30:44.849 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 10:02:57.501 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:59:59.873 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:57:06.828 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:55:19.543 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:51:21.683 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:49:32.996 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:45:29.489 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:42:35.823 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:39:43.019 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:37:35.890 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:35:39.661 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:33:59.453 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:30:48.088 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 09:01:48.364 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:58:52.594 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:56:07.452 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:53:18.201 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:50:33.393 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:47:42.690 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:44:51.981 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:42:05.533 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:39:20.896 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:36:34.645 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:35:20.500 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:33:55.357 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:30:46.658 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:03:01.252 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 08:00:02.923 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:57:10.547 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:54:15.625 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:51:28.852 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:48:26.962 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:45:29.152 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:42:37.376 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:39:46.175 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:36:52.659 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:35:40.179 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:34:01.596 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:30:52.511 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:03:26.659 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 07:00:25.662 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 06:57:29.086 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 06:54:29.262 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 06:51:37.219 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 06:48:35.925 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
| 2026-11-02 06:45:31.681 UTC | facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
0 |
no JS— | ||
By user agent
Running counts across all 27443 homepage requests (3 distinct agents). Click one to set the filter above.
| User Agent | Requests | JS ran |
|---|---|---|
facebookexternalhit/1.1 (+http://www.facebook.com/externalhit_uatext.php) |
9477 | 0 |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_1) AppleWebKit/601.2.4 (KHTML, like Gecko) Version/9.0.1 Safari/601.2.4 facebookexternalhit/1.1 Facebot Twitterbot/1.0 |
28 | 0 |
facebookexternalhit/1.1 |
18 | 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.
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.
| Path | Requests | Distinct 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.
| Timestamp | Path | User 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) | — |