Report for 15243

Name

WIDENER - Widener 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.

15243 WIDENER - Widener University, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS33287         COMCAST-33287 - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4370  AS15243        ORIGIN  Originate:      49408 /16.41  Transit:          0 /0.00  WIDENER - Widener 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       %
20784 AS15243       WIDENER - Widener University, US                   4      2      1      3      1  25.00%


  Prefix               AS Path                              Aggregation Suggestion
  147.31.0.0/17        4777 2516 7922 33287 15243 15243 + Announce - aggregate of 147.31.0.0/18 (4777 2516 7922 33287 15243 15243) and 147.31.64.0/18 (4777 2516 7922 33287 15243 15243)
  147.31.0.0/18        4777 2516 7922 33287 15243 15243 - Withdrawn - aggregated with 147.31.64.0/18 (4777 2516 7922 33287 15243 15243)
  147.31.64.0/18       4777 2516 7922 33287 15243 15243 - Withdrawn - aggregated with 147.31.0.0/18 (4777 2516 7922 33287 15243 15243)
  147.31.128.0/18      4777 2516 7922 33287 15243 15243   
  192.55.239.0/24      4777 2516 7922 33287 15243   

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

AS15243   3 More Specifics   4 Total Advertisements   WIDENER - Widener University, US
    147.31.0.0/18                 147.31.0.0/16
    147.31.64.0/18                147.31.0.0/16
    147.31.128.0/18               147.31.0.0/16

Whois Entry

whois: 402599

IANA has recorded AS15243 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS15243\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:       15243
             ASName:         WIDENER
             ASHandle:       AS15243
             RegDate:        2000-04-06
             Updated:        2022-03-01
             Ref:            https://rdap.arin.net/registry/autnum/15243
             
             
             OrgName:        Widener University
             OrgId:          WIDENE
             Address:        One University Place
             City:           Chester
             StateProv:      PA
             PostalCode:     19013
             Country:        US
             RegDate:        1989-09-08
             Updated:        2022-03-01
             Ref:            https://rdap.arin.net/registry/entity/WIDENE
             
             
             OrgAbuseHandle: JANUS19-ARIN
             OrgAbuseName:   Januszka, Andrew 
             OrgAbusePhone:  +1-610-499-1352 
             OrgAbuseEmail:  asjanuszka@widener.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/JANUS19-ARIN
             
             OrgNOCHandle: JANUS19-ARIN
             OrgNOCName:   Januszka, Andrew 
             OrgNOCPhone:  +1-610-499-1352 
             OrgNOCEmail:  asjanuszka@widener.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/JANUS19-ARIN
             
             OrgTechHandle: JANUS19-ARIN
             OrgTechName:   Januszka, Andrew 
             OrgTechPhone:  +1-610-499-1352 
             OrgTechEmail:  asjanuszka@widener.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/JANUS19-ARIN
             
             RNOCHandle: JANUS19-ARIN
             RNOCName:   Januszka, Andrew 
             RNOCPhone:  +1-610-499-1352 
             RNOCEmail:  asjanuszka@widener.edu
             RNOCRef:    https://rdap.arin.net/registry/entity/JANUS19-ARIN
             
             RTechHandle: JANUS19-ARIN
             RTechName:   Januszka, Andrew 
             RTechPhone:  +1-610-499-1352 
             RTechEmail:  asjanuszka@widener.edu
             RTechRef:    https://rdap.arin.net/registry/entity/JANUS19-ARIN
             
             RAbuseHandle: JANUS19-ARIN
             RAbuseName:   Januszka, Andrew 
             RAbusePhone:  +1-610-499-1352 
             RAbuseEmail:  asjanuszka@widener.edu
             RAbuseRef:    https://rdap.arin.net/registry/entity/JANUS19-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.
             #