156.51.0.0/16
🇸🇪CIDR
156.51.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇸🇪 Sweden
City
Stockholm (Södermalm)
RIR
RIPENCC
Status
assigned
Allocated
12/9/1991
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
13 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 156.51.224.0/19 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.160.0/19 | AS201869SFV-AS Statens Fastighetsverk | Valid | — | 5/31/2026 |
| 156.51.208.0/20 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.152.0/21 | AS201869SFV-AS Statens Fastighetsverk | Valid | — | 5/31/2026 |
| 156.51.192.0/21 | AS201869SFV-AS Statens Fastighetsverk | Valid | — | 5/31/2026 |
| 156.51.204.0/22 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.202.0/23 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.150.0/23 | AS201869SFV-AS Statens Fastighetsverk | Valid | — | 5/31/2026 |
| 156.51.201.0/24 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.136.0/24 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.204.0/24 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.214.0/24 | AS3301TELIANET-SWEDEN Telia Company AB | No ROA | — | 5/31/2026 |
| 156.51.200.0/24 | AS201869SFV-AS Statens Fastighetsverk | Valid | — | 5/31/2026 |
Origin ASN
AS201869
SFV-AS Statens Fastighetsverk
Geolocation
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/156.51.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/156.51.0.0/16" | jq
External Links