153.56.240.0/21 - (AS61313)
CIDR
153.56.240.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇹🇷 Turkey
City
Istanbul
RIR
RIPE NCC
Status
assigned
Allocated
1991-09-23
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
8 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 153.56.240.0/24 | AS34984 TELLCOM-AS Superonline Iletisim Hizmetleri A.S. | No ROA | - | 2026-10-12 |
| 153.56.241.0/24 | AS34984 TELLCOM-AS Superonline Iletisim Hizmetleri A.S. | No ROA | - | 2026-10-12 |
| 153.56.242.0/24 | AS34984 TELLCOM-AS Superonline Iletisim Hizmetleri A.S. | No ROA | - | 2026-10-12 |
| 153.56.243.0/24 | AS34984 TELLCOM-AS Superonline Iletisim Hizmetleri A.S. | No ROA | - | 2026-10-12 |
| 153.56.244.0/24 | AS34984 TELLCOM-AS Superonline Iletisim Hizmetleri A.S. | No ROA | - | 2026-10-12 |
| 153.56.245.0/24 | AS34984 TELLCOM-AS Superonline Iletisim Hizmetleri A.S. | No ROA | - | 2026-10-12 |
| 153.56.246.0/24 | AS34984 TELLCOM-AS Superonline Iletisim Hizmetleri A.S. | No ROA | - | 2026-10-12 |
| 153.56.247.0/24 | AS216472 HS-SYR High Speed For Internet Services L.L.C | Valid | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 153.56.240.0/24 | AS34984 | 🇹🇷TR | assigned |
| 153.56.241.0/24 | AS34984 | 🇹🇷TR | assigned |
| 153.56.242.0/24 | AS34984 | 🇹🇷TR | assigned |
| 153.56.243.0/24 | AS34984 | 🇹🇷TR | assigned |
| 153.56.244.0/24 | AS34984 | 🇹🇷TR | assigned |
| 153.56.245.0/24 | AS34984 | 🇹🇷TR | assigned |
| 153.56.246.0/24 | AS34984 | 🇹🇷TR | assigned |
| 153.56.247.0/24 | AS216472 | 🇹🇷TR | assigned |
Transfer History
Registry transfers of 153.56.240.0/21, blocks inside it, or blocks containing it.
- 153.56.0.0/16inter-RIRTransfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 153.56.0.0/16inter-RIR | Transfer |
Origin ASN
AS61313
Geolocation
Country🇹🇷TurkeyTR
CityIstanbul
Abuse Contact
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/153.56.240.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/153.56.240.0/21" | jq
External Links