125.4.0.0/16

🇯🇵

IPv4APNICallocatedAS9617ZAQ - JCOM Co., Ltd. RPKI Valid

CIDR

125.4.0.0/16

IP Version

IPv4

Addresses

65.5K

Mask

/16 (255.255.0.0)

Country

🇯🇵 Japan

City

Chiyoda

RIR

APNIC

Status

allocated

Allocated

8/1/2005

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
125.4.0.0/16	AS9617ZAQ - JCOM Co., Ltd.	Valid	RADB	5/30/2026

4 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
125.4.0.0/18	AS9617ZAQ - JCOM Co., Ltd.	Valid	—	5/30/2026
125.4.64.0/18	AS9617ZAQ - JCOM Co., Ltd.	Valid	—	5/30/2026
125.4.128.0/18	AS9617ZAQ - JCOM Co., Ltd.	Valid	—	5/30/2026
125.4.192.0/18	AS9617ZAQ - JCOM Co., Ltd.	Valid	—	5/30/2026

Prefix	Origin	Max Length	Trust Anchor
125.4.0.0/16	AS9617	/24	apnic
125.4.0.0/16	AS9824	/24	apnic

Origin	Registry	Maintainer	Modified
AS9617	RADB	MAINT-AS9824	11/13/2023

Origin ASN

Geolocation

Country🇯🇵JapanJP

RegionTokyo

CityChiyoda

API

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

curl -s "https://api.ipctl.io/v1/prefix/125.4.0.0/16" | jq

External Links