Report for 23022

Name

DSU - DELAWARE STATE UNIVERSITY, US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

23022 DSU - DELAWARE STATE UNIVERSITY, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS46887         CROWNCASTLE-AS46887 - Crown Castle Fiber LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
19650 AS23022        ORIGIN  Originate:       3072 /20.42  Transit:          0 /0.00  DSU - DELAWARE STATE UNIVERSITY, US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
15752 AS23022       DSU - DELAWARE STATE UNIVERSITY, US                5      4      2      3      2  40.00%


  Prefix               AS Path                              Aggregation Suggestion
  216.228.128.0/23     4777 2516 1299 46887 23022 + Announce - aggregate of 216.228.128.0/24 (4777 2516 1299 46887 23022) and 216.228.129.0/24 (4777 2516 1299 46887 23022)
  216.228.128.0/24     4777 2516 1299 46887 23022 - Withdrawn - aggregated with 216.228.129.0/24 (4777 2516 1299 46887 23022)
  216.228.129.0/24     4777 2516 1299 46887 23022 - Withdrawn - aggregated with 216.228.128.0/24 (4777 2516 1299 46887 23022)
  216.228.132.0/23     4777 2516 1299 46887 23022 + Announce - aggregate of 216.228.132.0/24 (4777 2516 1299 46887 23022) and 216.228.133.0/24 (4777 2516 1299 46887 23022)
  216.228.132.0/24     4777 2516 1299 46887 23022 - Withdrawn - aggregated with 216.228.133.0/24 (4777 2516 1299 46887 23022)
  216.228.133.0/24     4777 2516 1299 46887 23022 - Withdrawn - aggregated with 216.228.132.0/24 (4777 2516 1299 46887 23022)
  216.228.136.0/21     4777 2516 1299 46887 23022   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS23022   5 More Specifics   5 Total Advertisements   DSU - DELAWARE STATE UNIVERSITY, US
    216.228.128.0/24              216.228.128.0/20
    216.228.129.0/24              216.228.128.0/20
    216.228.132.0/24              216.228.128.0/20
    216.228.133.0/24              216.228.128.0/20
    216.228.136.0/21              216.228.128.0/20

Whois Entry

whois: 402332

IANA has recorded AS23022 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS23022\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       23022
             ASName:         DSU
             ASHandle:       AS23022
             RegDate:        2010-05-24
             Updated:        2015-08-11
             Ref:            https://rdap.arin.net/registry/autnum/23022
             
             
             OrgName:        DELAWARE STATE UNIVERSITY
             OrgId:          DSU-5
             Address:        1200 NORTH DUPONT HIGHWAY
             City:           DOVER
             StateProv:      DE
             PostalCode:     19901
             Country:        US
             RegDate:        2006-09-20
             Updated:        2017-02-03
             Ref:            https://rdap.arin.net/registry/entity/DSU-5
             
             
             OrgAbuseHandle: AJV1-ARIN
             OrgAbuseName:   Volpe, Alex J
             OrgAbusePhone:  +1-302-857-7063 
             OrgAbuseEmail:  avolpe@desu.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/AJV1-ARIN
             
             OrgTechHandle: WEAVE199-ARIN
             OrgTechName:   Weaver, Russell 
             OrgTechPhone:  +1-302-857-7255 
             OrgTechEmail:  rweaver@desu.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/WEAVE199-ARIN
             
             OrgTechHandle: AJV1-ARIN
             OrgTechName:   Volpe, Alex J
             OrgTechPhone:  +1-302-857-7063 
             OrgTechEmail:  avolpe@desu.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/AJV1-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #