$ query “AS13809” --type=asn → 1 result(s)
AS13809 · UAMS-ASN
University of Arkansas for Medical Sciences
AS13809 is run by University of Arkansas for Medical Sciences and is an educational/research stub network, based in the United States since 1999. The system announces a solid 131 072 IPv4 addresses, including a /16. Its primary geographic footprint is in the United States. No IPv6 support — it's 2026, just saying.
- Pioneer — Registered before the year 2000
Basic Information
- Country
- 🇺🇸 United States
- Category
- Education/Research
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 23, 1999
- Last Changed
- March 04, 2026
- Last Seen
- April 14, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 5 / 2
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 131 072
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Geolocated Countries
- 🇺🇸 United States (196 608 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Degree
- 1 unique BGP neighbor
- Reach
- 0 networks in customer cone
Upstream Providers (1)
- AS40581 — AREON-AS
Prefix Lists
IPv4 Prefixes (5 total)
- 144.30.0.0/16 (65 536 addresses (/16 prefix))
- 159.150.0.0/16 (65 536 addresses (/16 prefix))