51.39.168.0/21
Currently announced by AS43766 Zain KSA, in the routed prefix 51.39.168.0/21.
- Current ASN
- AS43766
- Zain KSA
- Routed prefix
- 51.39.168.0/21
- Most specific route covering this prefix
- ASNs over time
- 1
- 3 announcement records
- RIR allocation
- RIPENCC
- Saudi Arabia · 51.39.0.0/16
Routing data · Nov 2, 2026, 02:24 UTC
ASN historyEvery routed prefix covering 51.39.168.0/21
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 51.39.168.0/21 | AS43766 | Zain KSA |  Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
| 51.39.128.0/18 | AS43766 | Zain KSA | Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
| 51.39.0.0/16 | AS43766 | Zain KSA | Saudi Arabia | 2026-10-25 10:20 | 2026-11-01 16:26 | Stopped |
More specific routes6 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 51.39.168.0/23 | AS43766 | Zain KSA | Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
| 51.39.170.0/23 | AS43766 | Zain KSA | Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
| 51.39.172.0/23 | AS43766 | Zain KSA | Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
| 51.39.172.0/24 | AS43766 | Zain KSA | Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
| 51.39.173.0/24 | AS43766 | Zain KSA | Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
| 51.39.174.0/23 | AS43766 | Zain KSA | Saudi Arabia | Before monitoring | 2026-11-02 02:24 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.