131.255.100.0/22
Currently announced by AS273490 FIBRION INTERNET LTDA, in the routed prefix 131.255.100.0/22.
- Current ASN
- AS273490
- FIBRION INTERNET LTDA
- Routed prefix
- 131.255.100.0/22
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- LACNIC
- Brazil · 131.255.100.0/22
Routing data · Nov 8, 2026, 10:26 UTC
ASN historyEvery routed prefix covering 131.255.100.0/22
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 131.255.100.0/22 | AS273490 | FIBRION INTERNET LTDA |  Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
More specific routes4 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 131.255.100.0/24 | AS273490 | FIBRION INTERNET LTDA | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 131.255.101.0/24 | AS273490 | FIBRION INTERNET LTDA | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 131.255.102.0/24 | AS273490 | FIBRION INTERNET LTDA | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 131.255.103.0/24 | AS273490 | FIBRION INTERNET LTDA | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.