$ query “AS40581” --type=asn → 1 result(s)
AS40581 · AREON-AS
Arkansas Research and Education Optical Network
AS40581 belongs to Arkansas Research and Education Optical Network and is a mid-size transit provider, based in the United States since 2008. The system announces a respectable 73 728 IPv4 addresses, including a /16, and supports IPv6. Its primary geographic footprint is in the United States. This AS's prefix announcements have been recently modified.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Education/Research
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- February 05, 2008
- Last Changed
- March 04, 2026
- Last Seen
- April 30, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 16 / 12
- IPv6 Prefixes (raw / aggregated)
- 8 / 1
- IPv4 Addresses
- 73 728
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇺🇸 United States (141 824 IPs)
- Prefix Changed
- April 27, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 5 upstreams providing transit
- Peers
- 3 networks exchanging traffic without transit
- Downstream Customers
- 21 downstreams buying transit
- Unclassified
- 2 unclassified BGP neighbors
- Degree
- 31 unique BGP neighbors
- Reach
- 22 networks in customer cone
Upstream Providers (5)
Prefix Lists
IPv4 Prefixes (16 total)
- 161.31.0.0/16 (65 536 addresses (/16 prefix))
- 147.97.16.0/21 (2 048 addresses (/21 prefix))
- 208.90.104.0/21 (2 048 addresses (/21 prefix))
- 147.97.12.0/22 (1 024 addresses (/22 prefix))
- 159.150.4.0/22 (1 024 addresses (/22 prefix))
- 147.97.30.0/23 (512 addresses (/23 prefix))
- 23.144.148.0/24 (256 addresses (/24 prefix))
- 130.184.31.0/24 (256 addresses (/24 prefix))
- 130.184.47.0/24 (256 addresses (/24 prefix))
- 147.97.8.0/24 (256 addresses (/24 prefix))
- 198.181.214.0/24 (256 addresses (/24 prefix))
- 198.181.240.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (8 total)
- 2607:f4f0::/32