66.128.32.0/21
Currently announced by AS263236 Itelsa, in the routed prefix 66.128.32.0/21.
- Current ASN
- AS263236
- Itelsa
- Routed prefix
- 66.128.32.0/21
- Most specific route covering this prefix
- ASNs over time
- 1
- 2 announcement records
- RIR allocation
- LACNIC
- Argentina · 66.128.32.0/20
Routing data · Nov 1, 2026, 22:23 UTC
ASN historyEvery routed prefix covering 66.128.32.0/21
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 66.128.32.0/21 | AS263236 | Itelsa |  Argentina | Before monitoring | 2026-11-01 22:23 | Announcing |
| 66.128.32.0/20 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-11-01 22:23 | Announcing |
More specific routes7 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 66.128.32.0/23 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-11-01 22:23 | Announcing |
| 66.128.34.0/23 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-11-01 22:23 | Announcing |
| 66.128.36.0/23 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-11-01 22:23 | Announcing |
| 66.128.38.0/23 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-11-01 22:23 | Announcing |
| 66.128.37.0/24 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-10-31 20:25 | Stopped |
| 66.128.38.0/24 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-10-29 20:21 | Stopped |
| 66.128.39.0/24 | AS263236 | Itelsa | Argentina | Before monitoring | 2026-10-29 20:21 | Stopped |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.