Report for 25979

Name

COMDC-WI - CITY OF MADISON, 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 AS6447) 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.

25979 COMDC-WI, US

  Adjacency:     2  Upstream:     1  Downstream:     1
  Upstream Adjacent AS list
    AS2381          WISCNET1-AS, US
  Downstream Adjacent AS list
    AS64251         MTCCC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
17044 AS25979        ORIGIN  Originate:       4096 /20.00  Transit:          0 /0.00  COMDC-WI, 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       %
37549 AS25979       COMDC-WI, US                                       1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  204.147.0.0/20       3303 2381 25979        

Whois Entry

whois: 402551

IANA has recorded AS25979 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS25979\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:       25979
             ASName:         COMDC-WI
             ASHandle:       AS25979
             RegDate:        2002-06-11
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/25979
             
             
             OrgName:        CITY OF MADISON
             OrgId:          CITYOF-59
             Address:        INFORMATION SERVICES
             Address:        CITY OF MADISON
             Address:        210 Martin Luther King Jr. Blvd.
             Address:        ROOM GA4
             City:           MADISON
             StateProv:      WI
             PostalCode:     53703
             Country:        US
             RegDate:        1994-11-17
             Updated:        2024-02-28
             Ref:            https://rdap.arin.net/registry/entity/CITYOF-59
             
             
             OrgAbuseHandle: ABUSE8958-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-608-442-6761 
             OrgAbuseEmail:  abuse@wiscnet.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8958-ARIN
             
             OrgTechHandle: WN29-ORG-ARIN
             OrgTechName:   WiscNet NIC
             OrgTechPhone:  +1-608-442-6761 
             OrgTechEmail:  nic@wiscnet.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/WN29-ORG-ARIN
             
             RTechHandle: WN29-ORG-ARIN
             RTechName:   WiscNet NIC
             RTechPhone:  +1-608-442-6761 
             RTechEmail:  nic@wiscnet.net
             RTechRef:    https://rdap.arin.net/registry/entity/WN29-ORG-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.
             #