HomePrefix Lookup173.8.0.0/13

173.8.0.0/13

🇺🇸
IPv4ARINallocatedAS7922COMCAST-7922 - Comcast Cable Communications, LLC RPKI Valid
CIDR
173.8.0.0/13
IP Version
IPv4
Addresses
524.2K
Mask
/13 (255.248.0.0)
Country
🇺🇸 United States
City
Alexandria
RIR
ARIN
Status
allocated
Allocated
5/5/2008

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
173.8.0.0/13AS7922COMCAST-7922 - Comcast Cable Communications, LLC Valid
RADB
6/13/2026

Covering Prefix

85 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
173.9.0.0/17AS7015COMCAST-7015 - Comcast Cable Communications, LLC Valid—6/13/2026
173.15.0.0/17AS33491COMCAST-33491 - Comcast Cable Communications, LLC Valid—6/13/2026
173.11.128.0/17AS33662CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.13.64.0/18AS7015COMCAST-7015 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.128.0/18AS7015COMCAST-7015 - Comcast Cable Communications, LLC Valid—6/13/2026
173.9.128.0/18AS20214COMCAST-20214 - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.64.0/18AS20214COMCAST-20214 - Comcast Cable Communications, LLC Valid—6/13/2026
173.15.128.0/18AS33287COMCAST-33287 - Comcast Cable Communications, LLC Valid—6/13/2026
173.9.192.0/18AS33491COMCAST-33491 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.64.0/18AS33650COMCAST-33650 - Comcast Cable Communications, LLC Valid—6/13/2026
173.13.128.0/18AS33651CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.128.0/18AS33651CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.11.64.0/18AS33651CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.13.192.0/18AS33657CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.128.0/18AS33657CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.0.0/18AS33659CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.13.32.0/19AS7016CCCH-3 - Comcast Cable Communications, LLC Valid—6/13/2026
173.11.32.0/19AS13367COMCAST-13367 - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.96.0/19AS13367COMCAST-13367 - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.224.0/19AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.32.0/19AS33489COMCAST-33489 - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.192.0/19AS33490COMCAST-33490 - Comcast Cable Communications, LLC Valid—6/13/2026
173.11.0.0/19AS33490COMCAST-33490 - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.160.0/19AS33490COMCAST-33490 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.0.0/19AS33652CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.224.0/19AS33652CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.0.0/19AS33657CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.13.0.0/19AS33668CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.32.0/19AS33668CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.32.0/19AS33668CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.15.224.0/19AS33668CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.15.208.0/20AS7725COMCAST-7725 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.208.0/20AS7725COMCAST-7725 - Comcast Cable Communications, LLC Valid—6/13/2026
173.15.192.0/20AS21508COMCAST-21508 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.112.0/20AS21508COMCAST-21508 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.96.0/20AS22909COMCAST-22909 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.208.0/20AS22909COMCAST-22909 - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.128.0/20AS33489COMCAST-33489 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.240.0/20AS33650COMCAST-33650 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.224.0/20AS33660CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.16.0/20AS33660CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.64.0/20AS33667CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.64.0/20AS33667CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.80.0/21AS22909COMCAST-22909 - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.192.0/21AS22909COMCAST-22909 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.240.0/21AS33654CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.200.0/21AS33654CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.0.0/21AS33657CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.8.88.0/21AS33660CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.80.0/21AS33661CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.144.0/21AS33661CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.224.0/21AS33661CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.152.0/21AS33666CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.200.0/21AS33666CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.216.0/21AS33667CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.208.0/22AS33489COMCAST-33489 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.248.0/22AS33489COMCAST-33489 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.192.0/22AS33656CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.12.212.0/22AS33661CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.200.0/22AS33667CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.92.0/22AS33667CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.232.0/22AS33667CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.12.0/22AS33667CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.206.0/23AS7725COMCAST-7725 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.196.0/23AS7725COMCAST-7725 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.10.0/23AS7725COMCAST-7725 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.204.0/23AS7725COMCAST-7725 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.252.0/23AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.238.0/23AS33489COMCAST-33489 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.236.0/23AS33653CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.8.0/23AS33655CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.198.0/23AS33655CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.194.0/23AS33661CMCS - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.89.0/24AS20214COMCAST-20214 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.193.0/24AS21508COMCAST-21508 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.254.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.196.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.198.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.88.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.90.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.91.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.14.192.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.255.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.197.0/24AS22258COMCAST-22258 - Comcast Cable Communications, LLC Valid—6/13/2026
173.10.199.0/24AS33665CMCS - Comcast Cable Communications, LLC Valid—6/13/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
173.8.0.0/13AS7922/13arin

IRR Route Objects

1
OriginRegistryMaintainerModified
AS7922RADBMAINT-AS792211/13/2023
Origin ASN
AS7922
COMCAST-7922 - Comcast Cable Communications, LLC
Geolocation
Country🇺🇸United StatesUS
RegionVirginia
CityAlexandria
Coordinates38.8047, -77.0435 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/173.8.0.0/13

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

curl -s "https://api.ipctl.io/v1/prefix/173.8.0.0/13" | jq
External Links
RIPEstat Hurricane Electric BGP