205.139.128.0/19
Currently announced by AS3561 Lumen AS3561, in the routed prefix 205.139.128.0/19.
- Current ASN
- AS3561
- Lumen AS3561
- Routed prefix
- 205.139.128.0/19
- Most specific route covering this prefix
- ASNs over time
- 1
- 2 announcement records
- RIR allocation
- ARIN
- United States · 205.138.0.0/15
Routing data · Nov 8, 2026, 12:23 UTC
ASN historyEvery routed prefix covering 205.139.128.0/19
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 205.139.128.0/19 | AS3561 | Lumen AS3561 |  United States | Before monitoring | 2026-11-08 12:23 | Announcing |
| 205.138.0.0/15 | AS3561 | Lumen AS3561 | United States | Before monitoring | 2026-11-08 12:23 | Announcing |
More specific routes4 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 205.139.132.0/24 | AS3561 | Lumen AS3561 | United States | Before monitoring | 2026-11-08 12:23 | Announcing |
| 205.139.142.0/24 | AS22013 | Guardian Analytics, Inc. | United States | Before monitoring | 2026-11-08 12:23 | Announcing |
| 205.139.144.0/22 | AS19701 | Yodlee Inc. | United States | Before monitoring | 2026-11-08 12:23 | Announcing |
| 205.139.154.0/24 | AS22013 | Guardian Analytics, Inc. | United States | Before monitoring | 2026-11-08 12:23 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.