Home Prefix Lookup194.223.140.0/22

194.223.140.0/22 - COLT Technology Services Group Limited (AS8220)

IPv4APNICallocatedAS8220COLT COLT Technology Services Group Limited RPKI Valid

CIDR

194.223.140.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇯🇵 Japan

City

Tokyo

RIR

APNIC

Status

allocated

Allocated

1995-12-21

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
194.223.140.0/22	AS8220 COLT COLT Technology Services Group Limited	Valid	APNIC	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
194.223.140.0/22	AS8220	/22	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS8220	APNIC	MAINT-CTSCL-JP	2022-05-25

More Specific Prefixes

Prefix	Country	Status
194.223.140.0/24	🇯🇵JP	assigned
194.223.141.0/24	🇯🇵JP	assigned
194.223.141.128/29	🇯🇵JP	assigned
194.223.141.144/29	🇯🇵JP	assigned
194.223.142.0/24	🇯🇵JP	assigned
194.223.142.128/29	🇯🇵JP	assigned
194.223.142.144/29	🇯🇵JP	assigned
194.223.142.160/29	🇯🇵JP	assigned
194.223.142.168/29	🇯🇵JP	assigned
194.223.142.184/29	🇯🇵JP	assigned
194.223.142.200/29	🇯🇵JP	assigned
194.223.142.208/28	🇯🇵JP	assigned
194.223.142.240/29	🇬🇧GB	assigned
194.223.143.0/24	🇯🇵JP	assigned

Transfer History

Registry transfers of 194.223.140.0/22, blocks inside it, or blocks containing it.

194.223.140.0/22inter-RIRTransfer · 2022-05-25
COLT Technology Services Group Limited
RIPE NCC
→
Colt Technology Services GK
🇯🇵 JP APNIC
194.223.128.0/19Transfer · 2018-12-24
TELSTRA LIMITED
RIPE NCC
→
COLT Technology Services Group Limited
RIPE NCC

Date	Resource	From	To	Type
2022-05-25	194.223.140.0/22inter-RIR	COLT Technology Services Group Limited RIPE NCC	Colt Technology Services GK 🇯🇵 JP APNIC	Transfer
2018-12-24	194.223.128.0/19	TELSTRA LIMITED RIPE NCC	COLT Technology Services Group Limited RIPE NCC	Transfer

Origin ASN

AS8220

COLT COLT Technology Services Group Limited

Related Prefixes

More prefixes of AS8220

All prefixes of AS8220 →

Geolocation

Country🇯🇵JapanJP

CityTokyo

Coordinates35.6764, 139.6500 ↗

Abuse Contact

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/194.223.140.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/194.223.140.0/22" | jq

External Links

RIPEstat