HomePrefix Lookup161.210.100.0/22

161.210.100.0/22

🇺🇸
IPv4ARINallocatedAS31991
CIDR
161.210.100.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇺🇸 United States
City
Fort Collins
RIR
ARIN
Status
allocated
Allocated
1/13/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
161.210.100.0/22AS31991/24arin

IRR Route Objects

1
OriginRegistryMaintainerModified
AS31991ARINMNT-PRPA-14/22/2026
Origin ASN
AS31991
Geolocation
Country🇺🇸United StatesUS
RegionColorado
CityFort Collins
Coordinates40.5387, -105.0410 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/161.210.100.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/161.210.100.0/22" | jq
External Links
RIPEstat Hurricane Electric BGP