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ASN Lookup Tool
AS17937 NAS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS17937
Organisation
NIKKEI ADVANCED SYSTEMS INC. Minamisuna 5-8-1,Ko..
Name
NAS
Total IPv4 Addresses
5,376
Total IPv4 Prefixes
3
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#13,641 out of 79,079
Registry
Apnic
Registered Country
JP flagJP
Registered Country Name
Japan
Registered Date
Registration Last Change
2024-08-22
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS4713
JP flagNTT Communications Corporation
AS9593
JP flagNIKKEI
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

PrefixRange FromRange To
115.187.92.0/22115.187.92.0115.187.95.255
202.26.187.0/24202.26.187.0202.26.187.255
218.216.16.0/20218.216.16.0218.216.31.255
IPv6 Active Prefixes
PrefixRange FromRange To
2404:cb00::/322404:cb00::2404:cb00:ffff:ffff:ffff:ffff:ffff:ffff