HomePrefix Lookup137.220.192.0/18

137.220.192.0/18

🇯🇵
IPv4APNICassigned RPKI Valid
CIDR
137.220.192.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
APNIC
Status
assigned
Allocated
-

Announced BGP Routes

0 of 0 routes
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
This prefix is not currently announced in BGP. See covering prefix below.

Covering Prefix

47 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
137.220.128.0/17AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.252.0/22AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.193.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.194.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.196.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.197.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.198.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.199.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.201.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.202.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.203.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.205.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.208.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.210.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.211.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.212.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.213.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.215.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.217.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.218.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.219.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.220.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.221.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.223.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.224.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.225.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.227.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.228.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.229.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.230.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.231.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.232.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.233.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.235.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.236.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.238.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.240.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.242.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.244.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.245.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.250.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.251.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.252.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.253.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.254.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.255.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026
137.220.192.0/24AS152194CTGSERVERLIMITED-AS-AP - CTG Server Limited Valid—6/13/2026

RPKI ROAs

2
PrefixOriginMax LengthTrust Anchor
137.220.128.0/17AS64050/24apnic
137.220.128.0/17AS152194/24apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS64050APNICMAINT-RCPL-SG5/20/2020
AS152194APNICMAINT-RCPL-SG3/23/2024
Geolocation
Country🇯🇵JapanJP
RegionTokyo
CityChiyoda City
Coordinates35.6940, 139.7540 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/137.220.192.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/137.220.192.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP