37.230.104.0/21
🇹🇷CIDR
37.230.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇹🇷 Turkey
City
İzmit
RIR
RIPENCC
Status
allocated
Allocated
4/12/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.230.104.0/21 | AS42807AEROTEK-AS CIZGI TELEKOMUNIKASYON ANONIM SIRKETI | No ROA | RIPE | 6/1/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.230.106.0/23 | AS42807AEROTEK-AS CIZGI TELEKOMUNIKASYON ANONIM SIRKETI | No ROA | — | 6/1/2026 |
| 37.230.110.0/23 | AS42807AEROTEK-AS CIZGI TELEKOMUNIKASYON ANONIM SIRKETI | No ROA | — | 6/1/2026 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.230.108.0/22 | 🇹🇷TR | assigned | |
| 37.230.105.0/24 | 🇹🇷TR | assigned | |
| 37.230.106.0/24 | 🇹🇷TR | assigned | |
| 37.230.104.0/24 | 🇹🇷TR | assigned | |
| 37.230.107.0/24 | 🇹🇷TR | assigned |
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/37.230.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.230.104.0/21" | jq
External Links