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Prefix

137.220.252.0/22

CTG Server Ltd.

Registry

Prefix
137.220.252.0/22
IP version
IPv4
Prefix length
/22
Origin AS
AS152194 CTG Server Ltd.
RIR
APNIC
Country
Flag of Japan JP Japan
Description
CTG220-192-JP
Source:prefix:rdap retrieved

RPKI

Route origin validation

RPKI valid checked Source:ripestat:rpki-validation

A ROA covers this prefix and authorises the observed origin AS.

Matched ROAs

Route origin authorisations covering 137.220.252.0/22
Prefix Origin Max length Validity
137.220.128.0/17 AS152194 /24 valid
137.220.128.0/17 AS64050 /24 invalid_asn
Note:
RPKI status describes route origin authorisation only. It is not a statement about ownership, or about the legitimacy of the operator.

Approximate location

Representative network location

Address
137.220.252.0
Country
Flag of Japan JP Japan
Region
Tokyo
City
Tokyo
Timezone
Asia/Tokyo
Coordinates
35.6893, 139.6899 ± 20 km
Source:geoip:maxmind-local retrieved
Note:
This is an approximate representative location for the network block, not the exact location of any person, device, or every address in the prefix.