37.1.144.0/21 - BGP Prefix
IPv4RIPE NCCallocatedNo ROA
CIDR
37.1.144.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇹🇷 Turkey
City
Bahçelievler
RIR
RIPE NCC
Status
allocated
Allocated
2011-12-12
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.1.145.0/24 | AS50941 VARGONEN Eclit Bilisim Hizmetleri A.S | No ROA | - | 2026-10-12 |
| 37.1.151.0/24 | AS50941 VARGONEN Eclit Bilisim Hizmetleri A.S | No ROA | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.1.144.0/24 | 🇹🇷TR | allocated | |
| 37.1.145.0/24 | AS50941 | 🇹🇷TR | allocated |
| 37.1.146.0/23 | 🇹🇷TR | allocated | |
| 37.1.148.0/23 | 🇹🇷TR | allocated | |
| 37.1.150.0/24 | 🇹🇷TR | allocated | |
| 37.1.151.0/24 | AS50941 | 🇹🇷TR | allocated |
Transfer History
Registry transfers of 37.1.144.0/21, blocks inside it, or blocks containing it.
- 37.1.150.0/24Transfer ·
- 37.1.148.0/23Transfer ·
- 37.1.146.0/23Transfer ·
- 37.1.144.0/24Transfer ·
- 37.1.144.0/21Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 37.1.150.0/24 | Transfer | |||
| 37.1.148.0/23 | Transfer | |||
| 37.1.146.0/23 | Transfer | |||
| 37.1.144.0/24 | Transfer | |||
| 37.1.144.0/21 | Vargonen Teknoloji ve Bilisim Sanayi Ticaret Anonim Sirketi | Netinternet Bilisim Teknolojileri AS | Transfer |
Geolocation
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/37.1.144.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.1.144.0/21" | jq
External Links