$ query “AS254” --type=asn → 1 result(s)
AS254 — OPENTEXT
Attachmate Corp.
AS254 is an enterprise stub network operated by Attachmate Corp., registered in the United States since 1988. The network announces 6 400 IPv4 addresses. Supports IPv6.
- Pioneer — Registered before the year 2000
Basic Information
- Country
- 🇺🇸 United States
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 11, 1988
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 16 / 9
- IPv6 Prefixes (raw / aggregated)
- 2 / 2
- IPv4 Addresses
- 6 400
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /48
- Geolocated Countries
- 🇺🇸 US (9 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 6 400 total (0.00%)
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 0 downstream autonomous systems buying transit
- Degree
- 3 unique BGP neighbors (providers + customers + peers)
- Reach
- 0 — customer cone size measuring network influence
- Degree Rank
- #20 956
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (16 total)
- 140.236.116.0/22 (1 024 addresses)
- 143.186.108.0/22 (1 024 addresses)
- 143.186.112.0/22 (1 024 addresses)
- 149.82.52.0/22 (1 024 addresses)
- 149.82.80.0/22 (1 024 addresses)
- 143.186.120.0/23 (512 addresses)
- 143.186.119.0/24 (256 addresses)
- 143.186.125.0/24 (256 addresses)
- 192.31.114.0/24 (256 addresses)
IPv6 Prefixes (2 total)
- 2620:113:8082::/48
- 2620:113:80c3::/48