81.26.144.0/21
🇷🇺CIDR
81.26.144.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇷🇺 Russia
City
Moscow
RIR
RIPENCC
Status
allocated
Allocated
2/28/2003
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.26.144.0/21 | AS8641NAUKANET-AS LLC "Nauka-Svyaz" | Valid | RIPE | 6/1/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.26.144.0/24 | AS8641NAUKANET-AS LLC "Nauka-Svyaz" | Valid | — | 6/1/2026 |
| 81.26.150.0/24 | AS8641NAUKANET-AS LLC "Nauka-Svyaz" | Valid | — | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 81.26.144.0/21 | AS8641 | /21 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS8641 | RIPE | NAUKANET-MNT | 2/12/2015 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.26.144.0/24 | AS8641 | 🇷🇺RU | assigned |
| 81.26.145.0/24 | 🇷🇺RU | assigned | |
| 81.26.146.0/24 | 🇷🇺RU | assigned | |
| 81.26.147.0/24 | 🇷🇺RU | assigned | |
| 81.26.148.0/24 | 🇷🇺RU | assigned | |
| 81.26.149.0/24 | 🇷🇺RU | assigned | |
| 81.26.150.0/24 | AS8641 | 🇷🇺RU | assigned |
| 81.26.151.0/24 | 🇷🇺RU | assigned |
Origin ASN
AS8641
NAUKANET-AS LLC "Nauka-Svyaz"
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/81.26.144.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.26.144.0/21" | jq
External Links