$ query “AS17534” --type=asn → 1 result(s)

AS17534 — NSK

NSK Co. Ltd.

AS17534 is a residential access provider registered to NSK Co. Ltd., registered in Japan. The network announces a respectable 94 208 IPv4 addresses. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree

Basic Information

Country
🇯🇵 Japan
Category
Internet Service Provider
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
23 / 23
IPv6 Prefixes (raw / aggregated)
2 / 2
IPv4 Addresses
94 208
Largest IPv4 Prefix
/18 (16 384 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇯🇵 JP (34 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 94 208 total (0.00%)

Connectivity Summary

Upstream Providers
4 upstream autonomous systems providing transit
Peers
51 autonomous systems exchanging traffic without transit fees
Downstream Customers
4 downstream autonomous systems buying transit
Degree
59 unique BGP neighbors (providers + customers + peers)
Reach
14 — customer cone size measuring network influence
Degree Rank
#2 648
Reach Rank
#2 677

Upstream Providers (4)

Prefix Lists

IPv4 Prefixes (23 total)

  • 133.165.192.0/18 (16 384 addresses)
  • 221.133.64.0/18 (16 384 addresses)
  • 61.198.64.0/19 (8 192 addresses)
  • 219.99.192.0/19 (8 192 addresses)
  • 27.131.224.0/20 (4 096 addresses)
  • 61.213.208.0/20 (4 096 addresses)
  • 113.21.48.0/20 (4 096 addresses)
  • 114.142.176.0/20 (4 096 addresses)
  • 119.18.160.0/20 (4 096 addresses)
  • 202.122.48.0/20 (4 096 addresses)
  • 203.196.64.0/20 (4 096 addresses)
  • 119.18.176.0/21 (2 048 addresses)
  • 124.110.216.0/21 (2 048 addresses)
  • 133.88.64.0/21 (2 048 addresses)
  • 203.196.80.0/21 (2 048 addresses)
  • 210.131.224.0/21 (2 048 addresses)
  • 14.102.132.0/22 (1 024 addresses)
  • 103.3.184.0/22 (1 024 addresses)
  • 113.20.152.0/22 (1 024 addresses)
  • 124.110.212.0/22 (1 024 addresses)
  • 210.131.232.0/22 (1 024 addresses)
  • 124.110.210.0/23 (512 addresses)
  • 210.171.64.0/23 (512 addresses)

IPv6 Prefixes (2 total)

  • 2405:a200::/32
  • 2406:f200::/32