81.31.208.0/21
🇳🇱CIDR
81.31.208.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇳🇱 Netherlands
City
Amsterdam
RIR
RIPENCC
Status
allocated
Allocated
8/10/2012
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
7 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.31.210.0/23 | AS3320DTAG Deutsche Telekom AG | Valid | — | 6/1/2026 |
| 81.31.208.0/24 | AS59253LEASEWEB-APAC-SIN-11 - LEASEWEB SINGAPORE PTE. LTD. | Valid | — | 6/1/2026 |
| 81.31.214.0/24 | AS198016KSS Michael Kieser | Valid | — | 6/1/2026 |
| 81.31.215.0/24 | AS206292GHCMNET Gerdriaan Mulder | Valid | — | 6/1/2026 |
| 81.31.209.0/24 | AS207513HOSTOFF LLC "HOSTOFF CSL" | Valid | — | 6/1/2026 |
| 81.31.212.0/24 | AS211431AndrewA Andrew Aubury | Valid | — | 6/1/2026 |
| 81.31.213.0/24 | AS214456SERVERSP-AS ServerSP LLC | Valid | — | 6/1/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 81.31.208.0/21 | AS61138 | /32 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS61138 | RIPE | ZAPPIE-MNT | 1/20/2025 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 81.31.210.0/23 | AS215412 | 🇩🇪DE | assigned |
| 81.31.209.0/24 | AS207513 | 🇳🇱NL | assigned |
| 81.31.210.0/24 | AS215412 | 🇩🇪DE | assigned |
| 81.31.211.0/24 | AS215412 | 🇩🇪DE | assigned |
| 81.31.212.0/24 | AS211431 | 🇬🇧GB | assigned |
| 81.31.213.0/24 | AS214456 | 🇺🇸US | assigned |
| 81.31.214.0/24 | AS198016 | 🇩🇪DE | assigned |
| 81.31.208.0/24 | AS59253 | 🇳🇱NL | assigned |
| 81.31.215.0/24 | AS206292 | 🇳🇱NL | assigned |
Origin ASN
AS61138
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/81.31.208.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.31.208.0/21" | jq
External Links