Species index / seo
MJ12bot
Operated by Majestic. Identity is self-declared and unverified.
45Requests
1Distinct IPs
9Well-known probes
2026-08-21First seen
2026-09-27Last seen
Identity
| Kind | crawler |
|---|---|
| Family | seo |
| Stated purpose | seo |
| UA match | mj12bot |
| Verified | no |
| robots.txt | compliant |
| Operator docs | http://mj12bot.com/ |
Majestic backlink crawler.
What it went looking for
The order and selection of discovery paths is a design fingerprint: it reflects which conventions whoever built this client decided to support.
| Path | Hits | First | Last |
|---|---|---|---|
/robots.txt | 6 | 2026-08-30 | 2026-09-27 |
Protocol fingerprint
| HTTP | TLS | Cipher | ALPN | Requests |
|---|---|---|---|---|
| HTTP/1.1 | TLS1.2 | ECDHE-ECDSA-AES128-GCM-SHA256 | -- | 156 |
TLS client fingerprint
Captured off the wire before the proxy terminates TLS. JA4 is stable across IP changes and much harder to spoof than a User-Agent string, so it is the strongest identity signal on this page.
| JA4 | JA3 | TLS | ALPN | Seen |
|---|---|---|---|---|
| t12d290700_fc2078a0b8c0_8c06664c3ac5 | 2de42bb701d68917... | 12 | -- | 10 |
| t12d180700_4b22cbed5bed_2dae41c691ec | 6a5d235ee78c6aed... | 12 | -- | 1 |
Requests per day (60 days)
| Day | Requests | |
|---|---|---|
| 2026-08-21 | 23 | |
| 2026-08-22 | 2 | |
| 2026-08-30 | 13 | |
| 2026-09-06 | 2 | |
| 2026-09-26 | 3 | |
| 2026-09-27 | 2 |