HomePrefix Lookup38.181.128.0/17

38.181.128.0/17

πŸ‡¨πŸ‡¦
IPv4ARINannouncedAS174COGENT-174 - Cogent Communications, LLC RPKI Invalid
CIDR
38.181.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
πŸ‡¨πŸ‡¦ Canada
City
Montreal
RIR
ARIN
Status
announced
Allocated
-
AS0 discard ROA β€” upstream RPKI inconsistency

The only ROA covering this prefix names AS0, which means the issuing RIR has published the prefix as β€œnot routable by any AS” (RFC 6483). If the RIR’s allocation records still point to a live operator, the ROA and the RDAP registration disagree β€” this is an upstream inconsistency in the issuing RIR’s own publications, not necessarily a hijack.

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
38.181.128.0/17AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026

Covering Prefix

130 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
38.0.0.0/8AS174COGENT-174 - Cogent Communications, LLCNo ROAβ€”6/1/2026
38.181.248.0/21AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.130.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.131.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.132.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.133.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.134.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.135.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.136.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.137.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.138.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.139.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.140.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.141.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.142.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.143.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.144.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.145.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.146.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.147.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.148.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.149.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.150.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.151.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.152.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.153.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.154.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.155.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.156.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.157.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.158.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.159.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.160.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.161.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.162.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.163.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.164.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.165.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.166.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.167.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.168.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.169.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.170.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.171.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.172.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.173.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.174.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.175.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.176.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.177.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.178.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.179.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.180.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.181.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.182.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.183.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.184.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.185.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.186.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.187.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.188.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.189.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.190.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.191.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.192.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.193.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.194.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.195.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.196.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.197.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.198.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.199.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.200.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.201.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.202.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.203.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.204.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.205.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.206.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.207.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.208.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.209.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.210.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.211.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.212.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.213.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.214.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.215.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.216.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.217.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.218.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.219.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.220.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.221.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.222.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.223.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.224.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.225.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.226.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.227.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.228.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.229.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.230.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.231.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.232.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.233.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.234.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.235.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.236.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.237.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.238.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.239.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.240.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.241.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.242.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.243.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.244.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.245.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.246.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.247.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.248.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.249.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.250.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.251.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.252.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.253.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.254.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.255.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.128.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026
38.181.129.0/24AS174COGENT-174 - Cogent Communications, LLC Invalidβ€”6/1/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
38.181.128.0/17AS0/17arin
Geolocation
CountryπŸ‡¨πŸ‡¦CanadaCA
RegionQuebec
CityMontreal
GEThttps://api.ipctl.io/v1/prefix/38.181.128.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/38.181.128.0/17" | jq