AS131923
AS131923
APNIC
ISP
Data retrieved at
This AS-only summary is estimated from a sample IP within a prefix announced by this AS, not from a specific query. Search a real IP for exact details.
Network
AS Number
AS131923
Company
MCAT Ltd.
AS Domain
mcat.co.jp
Using host.io for pre-visualize domains.
Type
ISP
IPv4 Addresses
22,528
IPv6 Addresses
7.92×10²⁸
Registry (RIR)
APNIC
218.45.64.0/19
Abuse Contacts
Not available
Announced Prefixes (11)
Netblock
Num. of IPs
RPKI
RPKI Origin Validation
RPKI verifies that an IP prefix is legitimately announced by the authorized Autonomous System (ASN) using Route Origin Authorizations (ROAs).
Valid
This prefix is correctly authorized by a valid ROA.
VALID
Validated Prefix
218.45.64.0/19
Authorized ASN
AS131923
IP Geolocation
Country
Japan
Continent
Asia
European Union
No
Phone prefix
+81
Currency
Japanese Yen (JPY ¥)
Approximate location (country-level)
Open in Maps