HomePrefix Lookup66.243.192.0/18

66.243.192.0/18 - BGP Prefix

IPv4not announced RPKI Valid
CIDR
66.243.192.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
Colorado Springs
Status
not announced
Allocated
-

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:

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PrefixOrigin ASRPKIIRRLast Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

18 more-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
66.243.192.0/21AS209 CENTURYLINK-US-LEGACY-QWEST - CenturyLink Communications, LLCNo ROA-2026-10-12
66.243.200.0/21AS32645 PIVOT - FidiumNo ROA-2026-10-12
66.243.208.0/22AS32645 PIVOT - FidiumNo ROA-2026-10-12
66.243.212.0/22AS12175 YELMNET - Rainier Connect Valid-2026-10-12
66.243.216.0/23AS32645 PIVOT - FidiumNo ROA-2026-10-12
66.243.217.0/24AS32645 PIVOT - FidiumNo ROA-2026-10-12
66.243.218.0/23AS13977 CTELCO - FidiumNo ROA-2026-10-12
66.243.220.0/24AS5742 CCINET - FidiumNo ROA-2026-10-12
66.243.221.0/24AS5742 CCINET - FidiumNo ROA-2026-10-12
66.243.222.0/24AS17093 FAIRPOINT - FidiumNo ROA-2026-10-12
66.243.223.0/24AS12175 YELMNET - Rainier Connect Valid-2026-10-12
66.243.224.0/24AS174 COGENT-174 - Cogent Communications, LLCNo ROA-2026-10-12
66.243.225.0/24AS12175 YELMNET - Rainier Connect Valid-2026-10-12
66.243.226.0/24AS12175 YELMNET - Rainier Connect Valid-2026-10-12
66.243.227.0/24AS22647 CONSOLIDATED FLORIDA - FidiumNo ROA-2026-10-12
66.243.228.0/22AS22647 CONSOLIDATED FLORIDA - FidiumNo ROA-2026-10-12
66.243.232.0/21AS12175 YELMNET - Rainier Connect Valid-2026-10-12
66.243.240.0/20AS12175 YELMNET - Rainier Connect Valid-2026-10-12

More Specific Prefixes

14
PrefixASCountryStatus
66.243.192.0/20🇺🇸USallocated
66.243.208.0/22AS32645🇺🇸USallocated
66.243.212.0/22AS12175🇺🇸USallocated
66.243.216.0/22🇺🇸USallocated
66.243.220.0/23🇺🇸USallocated
66.243.222.0/24AS17093🇺🇸USallocated
66.243.223.0/24AS12175🇺🇸USallocated
66.243.224.0/24AS174🇺🇸USallocated
66.243.225.0/24AS12175🇺🇸USallocated
66.243.226.0/24AS12175🇺🇸USallocated
66.243.227.0/24AS22647🇺🇸USallocated
66.243.228.0/22AS22647🇺🇸USallocated
66.243.232.0/21AS12175🇺🇸USallocated
66.243.240.0/20AS12175🇺🇸USallocated

Transfer History

Registry transfers of 66.243.192.0/18, blocks inside it, or blocks containing it.

7
Geolocation
Country🇺🇸United StatesUS
RegionColorado
CityColorado Springs
Coordinates38.8339, -104.8210 ↗

Learn more

API
Open
GEThttps://api.ipctl.io/v1/prefix/66.243.192.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/66.243.192.0/18" | jq
External Links
RIPEstat