Yahoo Japan

Data as of 2026-10-04

BGP inherited

This organisation

Netblocks	14 · 120,835 IPv4 addresses
IPv6	5 prefixes (largest 2400:7e00::/32)
Also registered under this name	27 netblocks across 2 separate records
Record ID	245651321
Registry	APNIC
Customers	see who runs inside this network →

Evidence & provenance ?

Attribution	BGP parent (inherited)
Shared handles	clustered on 9 shared RIR contact/maintainer handles
Registry names	3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (14)

⬇ export CSV

CIDR	Org name	Registry	Status	Confidence
101.203.88.39/32	Yahoo Japan	PEERINGDB	ASSIGNED	● high
103.2.72.0/22	Yahoo Japan	APNIC	ALLOCATED PORTABLE	● high
114.110.48.0/20	Yahoo Japan	BGP	ANNOUNCED	● high
114.111.64.0/18	Yahoo Japan	APNIC	ALLOCATED PORTABLE	● high
124.83.128.0/17	Yahoo Japan	APNIC	ALLOCATED PORTABLE	● high
183.79.0.0/16	Yahoo Japan	BGP	ANNOUNCED	● high
210.171.224.162/32	Yahoo Japan	PEERINGDB	ASSIGNED	● high
210.173.176.241/32	Yahoo Japan	PEERINGDB	ASSIGNED	● high
2001:7fa:7:1:0:2:3816:1/128	Yahoo Japan	PEERINGDB	ASSIGNED	● high
2001:de8:8::2:3816:1/128	Yahoo Japan	PEERINGDB	ASSIGNED	● high
2001:de8:c::2:3816:1/128	Yahoo Japan	PEERINGDB	ASSIGNED	● high
2400:7e00::/32	Yahoo Japan	APNIC	ALLOCATED PORTABLE	● high
45.117.16.0/22	Yahoo Japan	APNIC	ALLOCATED PORTABLE	● low
2001:df0:15::/48	Yahoo Japan	APNIC	ASSIGNED PORTABLE	● low

15 weekly snapshots · JSON

19 0 netblocks since 2026-07-05

2026-07-05 peak 19 2026-10-04

what's this?

yahoo.co.jp yimg.jp storage-yahoo.jp yahooapis.jp yjtag.jp yahoo.jp flava-cloud.com yahoo.ne.jp geocities.jp

what's this?

RPKI hygiene: B how networks compare →

84.2% of checked blocks have valid RPKI ROA coverage (16 of 19)

No discrepancies found among checked blocks.

APNIC-HM AS23816 AS24572 AY448-AP ORG-YJ1-AP YJ982-AP YJ982-AP yj982-ap yj982-ap