181.191.136.0/22
No route covers the whole prefix right now; more specific routes inside it are announced.
- Current ASN
- —
- Not announced
- Routed prefix
- —
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- LACNIC
- Brazil · 181.191.136.0/22
Routing data · Nov 8, 2026, 10:26 UTC
ASN historyEvery routed prefix covering 181.191.136.0/22
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 181.191.136.0/22 | AS271079 | Asa-Sannres Telecom Ltda |  Brazil | Before monitoring | 2026-11-05 20:23 | Stopped |
More specific routes6 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 181.191.136.0/23 | AS271079 | Asa-Sannres Telecom Ltda | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 181.191.136.0/24 | AS271079 | Asa-Sannres Telecom Ltda | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 181.191.137.0/24 | AS271079 | Asa-Sannres Telecom Ltda | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 181.191.138.0/23 | AS271079 | Asa-Sannres Telecom Ltda | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 181.191.138.0/24 | AS271079 | Asa-Sannres Telecom Ltda | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
| 181.191.139.0/24 | AS271079 | Asa-Sannres Telecom Ltda | Brazil | Before monitoring | 2026-11-08 10:26 | Announcing |
Change logAll changes
| Detected (UTC) | Prefix | Change | ASN | Name | Previous ASN | Country |
|---|---|---|---|---|---|---|
| 2026-11-05 22:25 | 181.191.136.0/22 | Withdrawal | AS271079 | Asa-Sannres Telecom Ltda | — | Brazil |