$ query “AS46290” --type=asn → 1 result(s)

AS46290 — MTSAC

MtSAC

AS46290 is an educational stub network registered to MtSAC, established in the United States in 2008. The network announces a respectable 65 536 IPv4 addresses, including a /16. No IPv6 support — it's 2026, just saying.

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 04, 2008
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
4 / 1
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
65 536
Largest IPv4 Prefix
/16 (65 536 addresses)
Geolocated Countries
🇺🇸 US (1 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 65 536 total (0.00%)

Connectivity Summary

Upstream Providers
1 upstream autonomous systems providing transit
Peers
0 autonomous systems exchanging traffic without transit fees
Downstream Customers
0 downstream autonomous systems buying transit
Degree
1 unique BGP neighbors (providers + customers + peers)
Reach
0 — customer cone size measuring network influence
Degree Rank
#60 793

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (4 total)

  • 140.144.0.0/16 (65 536 addresses)