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Data as of Nov 7, 2026

134.160.0.0/16

No anonymizer space · no proxy exits in 30 days

RIKEN

Announcement

this exact prefix

No RPKI

Announced by

Type

Business

Announcements

More specific

Announcements inside

Prefix	Origin	Type	Holder	RPKI
134.160.186.0/24 since Oct 2022	AS2907	Business	RIKEN
134.160.187.0/24 since Oct 2022	AS2907	Business	RIKEN
134.160.188.0/24 since Feb 2022	AS2907	Business	RIKEN
134.160.189.0/24 since Mar 2025	AS2907	Business	RIKEN

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS18128

JP

Name: RIKEN
Type: Education
Registered: Mar 21, 2002
Domain: riken.jp
Spamhaus ASN-DROP: not listed

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS2907 not the origin	JPIRR	The Institute of Physical and Chemical Research	MAINT-AS2907	Mar 2, 2026
AS18128	JPIRR	The Institute of Physical and Chemical Research	MAINT-AS2907	Aug 3, 2026
AS18128	RADB	RIKEN	MAINT-AS18128	Sep 3, 2026

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
134.160.120.0/24	AS18128	JPIRR	The Institute of Physical and Chemical Research	MAINT-AS2907	Jul 1, 2026
134.160.144.0/23	AS18128	JPIRR	The Institute of Physical and Chemical Research	MAINT-AS2907	Jul 1, 2026
134.160.184.0/21	AS2907	JPIRR	The Institute of Physical and Chemical Research	MAINT-AS2907	Dec 1, 2025
134.160.188.0/22	AS2907	JPIRR	RIKEN Center for Computational Science	MAINT-AS2907	Aug 3, 2026