$ query “AS3701” --type=asn → 1 result(s)

AS3701 — LINK-OREGON

University of Oregon

AS3701 is a mid-size transit provider registered to University of Oregon, established in the United States in 1994. The network announces a solid 170 496 IPv4 addresses, including a /16. Supports IPv6.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • Pioneer — Registered before the year 2000

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
July 02, 1994
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
10 / 10
IPv6 Prefixes (raw / aggregated)
1 / 1
IPv4 Addresses
170 496
Largest IPv4 Prefix
/16 (65 536 addresses)
Largest IPv6 Prefix
/32
Geolocated Countries
🇺🇸 US (12 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 170 496 total (0.00%)

Connectivity Summary

Upstream Providers
6 upstream autonomous systems providing transit
Peers
344 autonomous systems exchanging traffic without transit fees
Downstream Customers
16 downstream autonomous systems buying transit
Degree
366 unique BGP neighbors (providers + customers + peers)
Reach
22 — customer cone size measuring network influence
Degree Rank
#361
Reach Rank
#2 166

Upstream Providers (6)

  • AS174 — COGENT-174 (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS52025 — PARADOXNETWORKS-LIMITED
  • AS11164 — INTERNET2-I2PX (Tier-1 transit)
  • AS11537 — INTERNET2-RESEARCH-EDU
  • AS25899 — LSNET

Prefix Lists

IPv4 Prefixes (10 total)

  • 140.211.0.0/16 (65 536 addresses)
  • 163.41.0.0/16 (65 536 addresses)
  • 207.98.64.0/18 (16 384 addresses)
  • 198.237.64.0/19 (8 192 addresses)
  • 198.237.0.0/20 (4 096 addresses)
  • 198.237.96.0/20 (4 096 addresses)
  • 198.237.128.0/20 (4 096 addresses)
  • 198.237.120.0/21 (2 048 addresses)
  • 199.165.177.0/24 (256 addresses)
  • 204.87.204.0/24 (256 addresses)

IPv6 Prefixes (1 total)

  • 2605:bc80::/32