AS1339 — ANSBB-ASNNET-1

AS1339 announces 9 IPv4 prefixes covering 4,352 addresses and 2 IPv6 prefixes.

About this network

A legacy backbone allocation (ANSBB-ASNNET-1) now held by Verizon Business. The ANSBB handle traces to Advanced Network and Services (ANS), the operator of ANSNET.

What it's used for

• Carrier/transit routing within the Verizon Business network.

Notable

• ANS built ANSNET, the T3 backbone behind the NSFNET Backbone Service in the early 1990s. Its networking business moved to AOL, then WorldCom, MCI, and ultimately Verizon.

Interesting

• One of a small block of ANSBB autonomous systems (AS1325 and siblings) carried forward from the NSFNET-era backbone.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 63.64.54.0/24
• 152.196.0.0/22
• 152.196.110.0/23
• 152.196.112.0/22
• 152.196.116.0/23
• 152.196.123.0/24
• 152.196.124.0/24
• 152.196.240.0/24
• 208.219.67.0/24
• 2600:40ff:fc00::/48
• 2600:40ff:fcfc::/48

Upstream networks

• AS701 Verizon Business

Downstream networks

• AS1321 Verizon Business
• AS1383 Verizon Business

Adjacent networks

• AS701 Verizon Business
• AS1383 Verizon Business
• AS1321 Verizon Business