37.34.48.0/21
🇳🇱CIDR
37.34.48.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇳🇱 The Netherlands
City
Rotterdam (Kralingen-Crooswijk)
RIR
RIPENCC
Status
allocated
Allocated
1/10/2012
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 37.34.48.0/21 | AS20857TRANSIP-AS Signet B.V. | Valid | RIPE | 5/30/2026 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 37.34.48.0/21 | AS20857 | /24 | ripe |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS20857 | RIPE | TRANSIP-MNT | 6/23/2025 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 37.34.54.0/24 | 🇳🇱NL | assigned | |
| 37.34.53.0/24 | 🇳🇱NL | assigned | |
| 37.34.49.0/24 | 🇳🇱NL | assigned | |
| 37.34.48.0/24 | 🇳🇱NL | assigned | |
| 37.34.50.0/24 | 🇳🇱NL | assigned | |
| 37.34.55.0/24 | 🇳🇱NL | assigned | |
| 37.34.51.0/24 | 🇳🇱NL | assigned | |
| 37.34.52.0/24 | 🇳🇱NL | assigned |
Origin ASN
AS20857
TRANSIP-AS Signet B.V.
Geolocation
Country🇳🇱The NetherlandsNL
RegionSouth Holland
CityRotterdam (Kralingen-Crooswijk)
Coordinates51.9179, 4.5151 ↗
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/37.34.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/37.34.48.0/21" | jq
External Links