AS2 — UDEL-DCN

AS2 announces 3 IPv4 prefixes covering 77,824 addresses and 0 IPv6 prefixes.

About this network

An early allocation (UDEL-DCN) belonging to the University of Delaware in Newark, Delaware.

What it's used for

• Campus, research, and administrative networking for the university.

Notable

• A single-digit AS number reflects an allocation from the internet's earliest years, handed out roughly sequentially. An institutional network, not a commercial ISP.

Interesting

• The University of Delaware was home to David Mills, whose "fuzzball" routers and NTP work were foundational to the early internet.

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

Announced prefixes

• 91.143.144.0/20
• 128.4.0.0/16
• 171.79.128.0/19

Upstream networks

• AS45609 Bharti Airtel Ltd. AS for GPRS Service
• AS34 University of Delaware
• AS41837 "South telephone company" LLC
• AS203794 LLC Gals-Telecom
• AS52752 Vegas Telecom Informatica Ltda.
• AS270792 luciano comin cardozo-me
• AS37628 KAB Technologies
• AS199268 LANCOM inzeniring racunalniskig sistemov d.o.o.

Downstream networks

• AS37280 Broad Based Communications Limited

Adjacent networks

• AS45609 Bharti Airtel Ltd. AS for GPRS Service
• AS37613 DOLPHIN TELECOMMUNICATION LIMITED
• AS37280 Broad Based Communications Limited
• AS34 University of Delaware
• AS41837 "South telephone company" LLC
• AS203794 LLC Gals-Telecom
• AS52752 Vegas Telecom Informatica Ltda.
• AS270792 luciano comin cardozo-me
• AS37628 KAB Technologies
• AS199268 LANCOM inzeniring racunalniskig sistemov d.o.o.

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany
• AMS-IX Amsterdam — Amsterdam, Netherlands