Report for 20306

Name

ADELPHI - Adelphi 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.

20306 ADELPHI - Adelphi 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
35139 AS20306        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  ADELPHI - Adelphi 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       %
35433 AS20306       ADELPHI - Adelphi University, US                   4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  192.100.55.0/24      4608 7575 1299 46887 20306   
  192.147.12.0/24      4608 7575 1299 46887 20306   
  192.160.130.0/24     4608 7575 1299 46887 20306 20306   
  192.160.131.0/24     4608 7575 1299 46887 20306   

Whois Entry

whois: 402603

IANA has recorded AS20306 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20306\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:       20306
             ASName:         ADELPHI
             ASHandle:       AS20306
             RegDate:        2001-04-20
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/20306
             
             
             OrgName:        Adelphi University
             OrgId:          ADELPH
             Address:        OIT&R
             Address:        1 South Ave
             City:           Garden City
             StateProv:      NY
             PostalCode:     11530
             Country:        US
             RegDate:        1991-03-25
             Updated:        2011-07-06
             Ref:            https://rdap.arin.net/registry/entity/ADELPH
             
             
             OrgTechHandle: FHI5-ARIN
             OrgTechName:   Hicks, Fred 
             OrgTechPhone:  +1-516-877-3338 
             OrgTechEmail:  arintech@adelphi.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/FHI5-ARIN
             
             OrgAbuseHandle: ABUSE1796-ARIN
             OrgAbuseName:   Abuse Coordinator
             OrgAbusePhone:  +1-516-877-3340 
             OrgAbuseEmail:  abuse@adelphi.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1796-ARIN
             
             RAbuseHandle: ABUSE1796-ARIN
             RAbuseName:   Abuse Coordinator
             RAbusePhone:  +1-516-877-3340 
             RAbuseEmail:  abuse@adelphi.edu
             RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1796-ARIN
             
             RNOCHandle: FHI5-ARIN
             RNOCName:   Hicks, Fred 
             RNOCPhone:  +1-516-877-3338 
             RNOCEmail:  arintech@adelphi.edu
             RNOCRef:    https://rdap.arin.net/registry/entity/FHI5-ARIN
             
             RTechHandle: FHI5-ARIN
             RTechName:   Hicks, Fred 
             RTechPhone:  +1-516-877-3338 
             RTechEmail:  arintech@adelphi.edu
             RTechRef:    https://rdap.arin.net/registry/entity/FHI5-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.
             #