204.18.121.0/24
Currently announced by AS197207 Mobile Communication Company of Iran, in the routed prefix 204.18.112.0/20.
- Current ASN
- AS197207
- Mobile Communication Company of Iran
- Routed prefix
- 204.18.112.0/20
- Most specific route covering this prefix
- ASNs over time
- 1
- 4 announcement records
- RIR allocation
- RIPENCC
- Iran · 204.18.0.0/16
Routing data · Nov 10, 2026, 12:25 UTC
ASN historyEvery routed prefix covering 204.18.121.0/24
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 204.18.121.0/24 | AS197207 | Mobile Communication Company of Iran |  Iran | 2026-11-08 22:24 | 2026-11-09 04:24 | Stopped |
| 204.18.112.0/20 | AS197207 | Mobile Communication Company of Iran | Iran | Before monitoring | 2026-11-10 12:25 | Announcing |
| 204.18.0.0/17 | AS197207 | Mobile Communication Company of Iran | Iran | Before monitoring | 2026-11-10 12:25 | Announcing |
| 204.18.0.0/16 | AS197207 | Mobile Communication Company of Iran | Iran | Before monitoring | 2026-11-10 12:25 | Announcing |
More specific routes0 total
No more specific routes inside this prefix.
Change logAll changes
| Detected (UTC) | Prefix | Change | ASN | Name | Previous ASN | Country |
|---|---|---|---|---|---|---|
| 2026-11-09 06:25 | 204.18.121.0/24 | Withdrawal | AS197207 | Mobile Communication Company of Iran | — | Iran |
| 2026-11-08 22:24 | 204.18.121.0/24 | New announcementNo longer announced | AS197207 | Mobile Communication Company of Iran | — | Iran |