HomePrefix Lookup131.143.136.0/22

131.143.136.0/22

🇺🇸
IPv4ARINallocatedAS19318IS-AS-1 - Interserver, IncNo ROA
CIDR
131.143.136.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
City
Dover
RIR
ARIN
Status
allocated
Allocated
10/7/2025

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
131.143.136.0/22AS19318IS-AS-1 - Interserver, IncNo ROA—5/31/2026
Origin ASN
AS19318
IS-AS-1 - Interserver, Inc
Geolocation
Country🇺🇸United StatesUS
RegionDelaware
CityDover
Coordinates39.1567, -75.5242 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/131.143.136.0/22

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/131.143.136.0/22" | jq
External Links
RIPEstat Hurricane Electric BGP