Report for 73

Name

WASHINGTON-AS - University of Washington, 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.

73 WASHINGTON-AS - University of Washington, US

  Adjacency:     2  Upstream:     1  Downstream:     1
  Upstream Adjacent AS list
    AS101           WASH-NSF-AS - University of Washington, US
  Downstream Adjacent AS list
    AS64247         UW-RESEARCH - University of Washington, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
1127  AS73           ORG+TRN Originate:     239104 /14.13  Transit:       1024 /22.00 WASHINGTON-AS - University of Washington, 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       %
29790 AS73          WASHINGTON-AS - University of Washington, US      10      0      0     10      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  69.91.192.0/18       4777 101 73            
  108.179.140.0/22     4777 101 73            
  128.95.0.0/16        4777 101 73            
  128.208.0.0/16       4777 101 73            
  140.142.0.0/16       4777 101 73            
  173.250.160.0/19     4777 101 73            
  192.26.136.0/24      4777 101 73            
  192.42.144.0/24      4777 101 73            
  198.48.64.0/19       4777 101 73            
  205.175.96.0/19      4777 101 73            

Whois Entry

whois: 402332

IANA has recorded AS73 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS73\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:       73
             ASName:         WASHINGTON-AS
             ASHandle:       AS73
             RegDate:        1986-05-05
             Updated:        2021-10-01
             Comment:        The primary As for the University of Washington Campuses in the Puget Sound area, and also networks at our GR site dependent on AS73 for connectivity.
             Ref:            https://rdap.arin.net/registry/autnum/73
             
             
             OrgName:        University of Washington
             OrgId:          UWND-Z
             Address:        4545 15th Ave NE
             City:           Seattle
             StateProv:      WA
             PostalCode:     98105
             Country:        US
             RegDate:        2020-05-20
             Updated:        2024-08-06
             Ref:            https://rdap.arin.net/registry/entity/UWND-Z
             
             
             OrgTechHandle: UW-NOC-ARIN
             OrgTechName:   University of Washington Networks and Distributed
             OrgTechPhone:  +1-206-221-6000 
             OrgTechEmail:  uw-noc@uw.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/UW-NOC-ARIN
             
             OrgNOCHandle: UW-NOC-ARIN
             OrgNOCName:   University of Washington Networks and Distributed
             OrgNOCPhone:  +1-206-221-6000 
             OrgNOCEmail:  uw-noc@uw.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/UW-NOC-ARIN
             
             OrgAbuseHandle: UWSO-ARIN
             OrgAbuseName:   University of Washington Security Operations
             OrgAbusePhone:  +1-206-221-7000 
             OrgAbuseEmail:  security@uw.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/UWSO-ARIN
             
             RTechHandle: UW-NOC-ARIN
             RTechName:   University of Washington Networks and Distributed
             RTechPhone:  +1-206-221-6000 
             RTechEmail:  uw-noc@uw.edu
             RTechRef:    https://rdap.arin.net/registry/entity/UW-NOC-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.
             #