HomePrefix Lookup156.251.128.0/18

156.251.128.0/18

🇺🇸
IPv4AFRINICannouncedAS40065CNSERVERS - CNSERVERS LLC RPKI Valid
CIDR
156.251.128.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇺🇸 United States
City
San Jose
RIR
AFRINIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
156.251.128.0/18AS40065CNSERVERS - CNSERVERS LLC Valid
AFRINICRADB
6/15/2026

Covering Prefix

8 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
156.251.0.0/16AS35916MULTA-ASN1 - MULTACOM CORPORATIONNo ROA—6/15/2026
156.251.128.0/17AS40065CNSERVERS - CNSERVERS LLC Valid—6/15/2026
156.251.184.0/21AS40065CNSERVERS - CNSERVERS LLC Valid—6/15/2026
156.251.128.0/21AS40065CNSERVERS - CNSERVERS LLC Valid—6/15/2026
156.251.140.0/22AS40065CNSERVERS - CNSERVERS LLC Valid—6/15/2026
156.251.136.0/22AS40065CNSERVERS - CNSERVERS LLC Valid—6/15/2026
156.251.173.0/24AS40065CNSERVERS - CNSERVERS LLC Valid—6/15/2026
156.251.178.0/24AS40065CNSERVERS - CNSERVERS LLC Valid—6/15/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
156.251.128.0/18AS40065/24afrinic
156.251.128.0/17AS40065/24afrinic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS40065AFRINICLARUS-SERVICE-MNT-
AS40065RADBMAINT-AS930411/13/2023

More Specific Prefixes

64
PrefixASCountryStatus
156.251.128.0/24🇺🇸USassigned
156.251.136.0/24🇺🇸USassigned
156.251.169.0/24🇺🇸USassigned
156.251.129.0/24🇺🇸USassigned
156.251.140.0/24🇺🇸USassigned
156.251.141.0/24🇺🇸USassigned
156.251.142.0/24🇺🇸USassigned
156.251.143.0/24🇺🇸USassigned
156.251.145.0/24🇺🇸USassigned
156.251.146.0/24🇺🇸USassigned
156.251.147.0/24🇺🇸USassigned
156.251.148.0/24🇺🇸USassigned
156.251.149.0/24🇺🇸USassigned
156.251.150.0/24🇺🇸USassigned
156.251.152.0/24🇺🇸USassigned
156.251.153.0/24🇺🇸USassigned
156.251.154.0/24🇺🇸USassigned
156.251.157.0/24🇺🇸USassigned
156.251.158.0/24🇺🇸USassigned
156.251.160.0/24🇺🇸USassigned
156.251.162.0/24🇺🇸USassigned
156.251.163.0/24🇺🇸USassigned
156.251.166.0/24🇺🇸USassigned
156.251.168.0/24🇺🇸USassigned
156.251.171.0/24🇺🇸USassigned
156.251.172.0/24🇺🇸USassigned
156.251.175.0/24🇺🇸USassigned
156.251.176.0/24🇺🇸USassigned
156.251.177.0/24🇺🇸USassigned
156.251.179.0/24🇺🇸USassigned
156.251.182.0/24🇺🇸USassigned
156.251.184.0/24🇺🇸USassigned
156.251.185.0/24🇺🇸USassigned
156.251.186.0/24🇺🇸USassigned
156.251.187.0/24🇺🇸USassigned
156.251.188.0/24🇺🇸USassigned
156.251.189.0/24🇺🇸USassigned
156.251.190.0/24🇺🇸USassigned
156.251.131.0/24🇺🇸USassigned
156.251.132.0/24🇺🇸USassigned
156.251.137.0/24🇺🇸USassigned
156.251.138.0/24🇺🇸USassigned
156.251.144.0/24🇺🇸USassigned
156.251.151.0/24🇺🇸USassigned
156.251.155.0/24🇺🇸USassigned
156.251.156.0/24🇺🇸USassigned
156.251.159.0/24🇺🇸USassigned
156.251.161.0/24🇺🇸USassigned
156.251.174.0/24🇺🇸USassigned
156.251.178.0/24AS40065🇺🇸USassigned
156.251.183.0/24🇺🇸USassigned
156.251.191.0/24🇺🇸USassigned
156.251.173.0/24AS40065🇺🇸USassigned
156.251.130.0/24🇺🇸USassigned
156.251.133.0/24🇺🇸USassigned
156.251.134.0/24🇺🇸USassigned
156.251.135.0/24🇺🇸USassigned
156.251.139.0/24🇺🇸USassigned
156.251.165.0/24🇺🇸USassigned
156.251.167.0/24🇺🇸USassigned
156.251.170.0/24🇺🇸USassigned
156.251.180.0/24🇺🇸USassigned
156.251.164.0/24🇺🇸USassigned
156.251.181.0/24🇺🇸USassigned
Origin ASN
AS40065
CNSERVERS - CNSERVERS LLC
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Jose
Coordinates37.3387, -121.8850 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/156.251.128.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/156.251.128.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP