$ query “AS6401” --type=asn → 1 result(s)

AS6401 — ZAYO-CAN-6401

Zayo Bandwidth

AS6401 is a stub network registered to Zayo Bandwidth, based in the United States since 2001. The network announces 1 280 IPv4 addresses. No IPv6 support — it's 2026, just saying.

Basic Information

Country
🇺🇸 United States
Category
Internet Service Provider
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
October 10, 2001
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
5 / 5
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
1 280
Largest IPv4 Prefix
/24 (256 addresses)
Geolocated Countries
🇺🇸 US (5 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Pristine — 0 flagged IPs out of 1 280 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
#53 389

Upstream Providers (1)

Prefix Lists

IPv4 Prefixes (5 total)

  • 74.216.108.0/24 (256 addresses)
  • 159.18.19.0/24 (256 addresses)
  • 206.191.123.0/24 (256 addresses)
  • 209.82.116.0/24 (256 addresses)
  • 216.13.138.0/24 (256 addresses)