91.103.136.0/21 - BGP Prefix
IPv4not announced RPKI Valid
CIDR
91.103.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇬🇧 United Kingdom
City
London
Status
not announced
Allocated
-
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
7 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.103.137.0/24 | AS206977 azstatenet STATE SERVICE OF SPECIAL COMMUNICATION AND INFORMATION SECURITY OF THE REPUBLIC OF AZERBAIJAN | No ROA | - | 2026-10-11 |
| 91.103.138.0/24 | AS200410 SHLPL-AS Krzysztof Skuneczny trading as Scoon Hardware Lab | Valid | - | 2026-10-11 |
| 91.103.139.0/24 | AS215454 SKYNETWORK Cyprus Sky Network Global Ltd. | Valid | - | 2026-10-11 |
| 91.103.140.0/24 | AS210644 AEZA-AS AEZA GROUP LLC | Valid | - | 2026-10-11 |
| 91.103.141.0/24 | AS20473 AS-VULTR - The Constant Company, LLC | Valid | - | 2026-10-11 |
| 91.103.142.0/24 | AS58347 AIK-AS AiK LLC | Valid | - | 2026-10-11 |
| 91.103.143.0/24 | AS3170 VELOXSERV VeloxServ Communications Ltd | Valid | - | 2026-10-11 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 91.103.136.0/24 | AS200099 | 🇬🇧GB | allocated |
| 91.103.137.0/24 | AS206977 | 🇦🇿AZ | allocated |
| 91.103.138.0/24 | AS200410 | 🇵🇱PL | allocated |
| 91.103.139.0/24 | AS215454 | 🇹🇷TR | allocated |
| 91.103.140.0/24 | AS210644 | 🇷🇺RU | allocated |
| 91.103.140.0/25 | AS210644 | 🇫🇮FI | assigned |
| 91.103.140.128/25 | AS210644 | 🇫🇮FI | assigned |
| 91.103.141.0/24 | AS20473 | 🇺🇸US | allocated |
| 91.103.142.0/24 | AS58347 | 🇷🇺RU | allocated |
| 91.103.143.0/24 | AS3170 | 🇱🇹LT | allocated |
Transfer History
Registry transfers of 91.103.136.0/21, blocks inside it, or blocks containing it.
- 91.103.138.0/24Transfer ·
- 91.103.141.0/24inter-RIRTransfer ·
- 91.103.136.0/21Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 91.103.138.0/24 | Transfer | |||
| 91.103.141.0/24inter-RIR | Transfer | |||
| 91.103.136.0/21 | Aufeminin S.A.S | Television Francaise 1 SA | 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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/91.103.136.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/91.103.136.0/21" | jq
External Links