178.21.90.0/23
🇩🇰CIDR
178.21.90.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇩🇰 Denmark
City
Silkeborg
RIR
RIPENCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 178.21.90.0/23 | AS50490EM-Fiberbredbaand-AS Sinal A/S | Valid | RIPE | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 178.21.88.0/21 | AS39642Sinal-AS Sinal A/S | Valid | — | 5/31/2026 |
Origin ASN
AS50490
EM-Fiberbredbaand-AS Sinal A/S
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/178.21.90.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/178.21.90.0/23" | jq
External Links