$ query “AS398704” --type=asn → 1 result(s)

AS398704 · STACKSINC-BACKBONE

STACKS INC

AS398704 is operated by STACKS INC and serves as a mid-size transit provider, registered in the United States since 2020. The system announces a respectable 22 272 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States, with additional presence in Hong Kong SAR China and Japan, and smaller footprints in 3 additional countries. This AS has recently updated its prefix announcements.

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

Basic Information

Country
🇺🇸 United States
Category
Hosting
Network Role
Mid-size Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
August 13, 2020
Last Changed
March 04, 2026
Last Seen
May 01, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
96 / 26
IPv6 Prefixes (raw / aggregated)
19 / 18
IPv4 Addresses
22 272
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/37
Geolocated Countries
🇺🇸 United States (11 264 IPs), 🇭🇰 Hong Kong SAR China (10 752 IPs), 🇯🇵 Japan (3 072 IPs) and 3 more
Prefix Changed
May 01, 2026

Reputation

Reputation
Good — 2 flagged IPs out of 22 272 total (0.01%)

Connectivity Summary

Upstream Providers
13 upstreams providing transit
Peers
89 networks exchanging traffic without transit
Downstream Customers
10 downstreams buying transit
Unclassified
3 unclassified BGP neighbors
Degree
115 unique BGP neighbors
Reach
98 networks in customer cone

Upstream Providers (13)

Prefix Lists

IPv4 Prefixes (96 total)

  • 205.198.112.0/20 (4 096 addresses (/20 prefix))
  • 38.46.72.0/21 (2 048 addresses (/21 prefix))
  • 38.181.80.0/21 (2 048 addresses (/21 prefix))
  • 38.79.16.0/21 (2 048 addresses (/21 prefix))
  • 45.202.216.0/21 (2 048 addresses (/21 prefix))
  • 154.92.128.0/21 (2 048 addresses (/21 prefix))
  • 38.92.68.0/22 (1 024 addresses (/22 prefix))
  • 180.223.124.0/22 (1 024 addresses (/22 prefix))
  • 103.167.60.0/23 (512 addresses (/23 prefix))
  • 103.167.64.0/23 (512 addresses (/23 prefix))
  • 156.245.192.0/23 (512 addresses (/23 prefix))
  • 103.192.36.0/23 (512 addresses (/23 prefix))
  • 103.232.214.0/23 (512 addresses (/23 prefix))
  • 103.72.120.0/24 (256 addresses (/24 prefix))
  • 103.251.239.0/24 (256 addresses (/24 prefix))
  • 113.203.210.0/24 (256 addresses (/24 prefix))
  • 113.203.217.0/24 (256 addresses (/24 prefix))
  • 113.203.220.0/24 (256 addresses (/24 prefix))
  • 113.203.255.0/24 (256 addresses (/24 prefix))
  • 115.167.31.0/24 (256 addresses (/24 prefix))
  • 103.233.179.0/24 (256 addresses (/24 prefix))
  • 103.173.224.0/24 (256 addresses (/24 prefix))
  • 103.72.122.0/24 (256 addresses (/24 prefix))
  • 180.223.196.0/24 (256 addresses (/24 prefix))
  • 180.223.212.0/24 (256 addresses (/24 prefix))
  • 45.123.192.0/24 (256 addresses (/24 prefix))

IPv6 Prefixes (19 total)

  • 2606:1540:1000::/37
  • 2406:dd80:800::/38
  • 2606:1540:800::/38
  • 2405:5240::/38
  • 2405:5240:800::/38
  • 2406:140::/38
  • 2406:140:800::/38
  • 2406:dd80::/38
  • 2606:1540:4000::/38
  • 2403:fc0:800::/38
  • 2403:fc0::/38
  • 2606:1540::/38
  • 2606:1540:1800::/38
  • 2606:1540:2000::/38
  • 2606:1540:2800::/38
  • 2606:1540:3000::/38
  • 2606:1540:3c00::/38
  • 2001:df3:9a40::/48