$ query “AS23351” --type=asn → 1 result(s)

AS23351 — ANSYSNH

Ansys Inc. - Lebanon NH

AS23351 is run by Ansys Inc. - Lebanon NH and is an enterprise stub network, based in the United States since 2002. The system announces 1 024 IPv4 addresses. Most of its address space is geolocated to the United States. No IPv6 support — it's 2026, just saying.

Basic Information

Country
🇺🇸 United States
Category
Business
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
March 04, 2002
Last Changed
March 04, 2026
Last Seen
April 10, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
1 / 1
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
1 024
Largest IPv4 Prefix
/22 (1 024 addresses)
Geolocated Countries
🇺🇸 United States (1 024 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Degree
2 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (1 total)

  • 204.10.84.0/22 (1 024 addresses (/22 prefix))