$ query “AS20326” --type=asn → 1 result(s)

AS20326 · TERASWITCH

TeraSwitch Networks Inc.

AS20326 is run by TeraSwitch Networks Inc. and is a mid-size transit provider, established in the United States in 2007. The system announces a respectable 95 744 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States, with additional presence in China and the Netherlands, and smaller footprints in 11 additional countries. Prefix announcements for this AS were recently updated.

  • 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
March 26, 2007
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
172 / 95
IPv6 Prefixes (raw / aggregated)
28 / 15
IPv4 Addresses
95 744
Largest IPv4 Prefix
/20 (4 096 addresses)
Largest IPv6 Prefix
/40
Geolocated Countries
🇺🇸 United States (73 728 IPs), 🇨🇳 China (23 040 IPs), 🇳🇱 Netherlands (9 984 IPs) and 11 more
Prefix Changed
June 23, 2026

Reputation

Reputation
Good — 24 flagged IPs out of 95 744 total (0.03%)

Connectivity Summary

Upstream Providers
8 upstreams providing transit
Peers
358 networks exchanging traffic without transit
Downstream Customers
17 downstreams buying transit
Unclassified
4 unclassified BGP neighbors
Degree
387 unique BGP neighbors
Reach
1 848 networks in customer cone

Upstream Providers (8)

  • AS6939 — HURRICANE
  • AS174 — COGENT (Tier-1 transit)
  • AS1299 — TWELVE99 (Tier-1 transit)
  • AS2914 — NTT-DATA-2914 (Tier-1 transit)
  • AS52025 — PARADOXNETWORKS-LIMITED
  • AS39686 — AS-EUROFIBER
  • AS32097 — WHOLESALE-INTERNET
  • AS6777 — AMS-IX-RS (Tier-1 transit)

Prefix Lists

IPv4 Prefixes (172 total)

  • 198.13.128.0/20 (4 096 addresses (/20 prefix))
  • 212.135.48.0/20 (4 096 addresses (/20 prefix))
  • 217.217.224.0/20 (4 096 addresses (/20 prefix))
  • 63.254.160.0/20 (4 096 addresses (/20 prefix))
  • 212.135.80.0/20 (4 096 addresses (/20 prefix))
  • 31.77.80.0/20 (4 096 addresses (/20 prefix))
  • 154.198.176.0/21 (2 048 addresses (/21 prefix))
  • 204.16.240.0/21 (2 048 addresses (/21 prefix))
  • 2.27.200.0/21 (2 048 addresses (/21 prefix))
  • 64.130.40.0/21 (2 048 addresses (/21 prefix))
  • 2.27.224.0/21 (2 048 addresses (/21 prefix))
  • 2.26.240.0/21 (2 048 addresses (/21 prefix))
  • 154.84.176.0/21 (2 048 addresses (/21 prefix))
  • 151.245.8.0/21 (2 048 addresses (/21 prefix))
  • 156.233.88.0/21 (2 048 addresses (/21 prefix))
  • 63.254.176.0/21 (2 048 addresses (/21 prefix))
  • 82.47.232.0/21 (2 048 addresses (/21 prefix))
  • 74.118.136.0/21 (2 048 addresses (/21 prefix))
  • 64.130.56.0/21 (2 048 addresses (/21 prefix))
  • 154.193.164.0/22 (1 024 addresses (/22 prefix))
  • 154.6.156.0/22 (1 024 addresses (/22 prefix))
  • 2.27.208.0/22 (1 024 addresses (/22 prefix))
  • 64.130.52.0/22 (1 024 addresses (/22 prefix))
  • 208.91.108.0/22 (1 024 addresses (/22 prefix))
  • 205.186.88.0/22 (1 024 addresses (/22 prefix))
  • 67.209.52.0/22 (1 024 addresses (/22 prefix))
  • 202.8.8.0/22 (1 024 addresses (/22 prefix))
  • 45.200.0.0/22 (1 024 addresses (/22 prefix))
  • 168.222.116.0/22 (1 024 addresses (/22 prefix))
  • 45.200.128.0/22 (1 024 addresses (/22 prefix))
  • 82.26.96.0/22 (1 024 addresses (/22 prefix))
  • 156.233.72.0/22 (1 024 addresses (/22 prefix))
  • 156.229.232.0/22 (1 024 addresses (/22 prefix))
  • 154.194.228.0/22 (1 024 addresses (/22 prefix))
  • 64.130.32.0/22 (1 024 addresses (/22 prefix))
  • 154.193.80.0/22 (1 024 addresses (/22 prefix))
  • 85.237.92.0/22 (1 024 addresses (/22 prefix))
  • 154.193.56.0/22 (1 024 addresses (/22 prefix))
  • 89.106.8.0/22 (1 024 addresses (/22 prefix))
  • 154.193.36.0/22 (1 024 addresses (/22 prefix))
  • 154.94.12.0/22 (1 024 addresses (/22 prefix))
  • 154.88.56.0/22 (1 024 addresses (/22 prefix))
  • 154.85.28.0/22 (1 024 addresses (/22 prefix))
  • 141.98.216.0/22 (1 024 addresses (/22 prefix))
  • 45.206.20.0/22 (1 024 addresses (/22 prefix))
  • 143.109.48.0/22 (1 024 addresses (/22 prefix))
  • 154.83.152.0/22 (1 024 addresses (/22 prefix))
  • 154.6.180.0/22 (1 024 addresses (/22 prefix))
  • 154.83.184.0/23 (512 addresses (/23 prefix))
  • 154.193.156.0/23 (512 addresses (/23 prefix))

IPv6 Prefixes (28 total)

  • 2607:fdc0:500::/40
  • 2607:fdc0:800::/40
  • 2607:fdc0:700::/40
  • 2607:fdc0:900::/41
  • 2607:fdc0::/41
  • 2607:fdc0:280::/41
  • 2607:fdc0:300::/41
  • 2607:fdc0:1c0::/42
  • 2607:fdc0:440::/42
  • 2607:fdc0:4c0::/42
  • 2607:fdc0:3c0::/42
  • 2607:fdc0:200::/42
  • 2607:fdc0:100::/42
  • 2607:fdc0:80::/42
  • 2607:fdc0:980::/42