Report for 397644

Name

UNIVERSITY-OF-MARY-WASHINGTON - University of Mary 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.

397644 UNIVERSITY-OF-MARY-WASHINGTON - University of Mary Washington, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS22773         ASN-CXA-ALL-CCI-22773-RDC - Cox Communications Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
7101  AS397644       ORIGIN  Originate:      18944 /17.79  Transit:          0 /0.00  UNIVERSITY-OF-MARY-WASHINGTON - University of Mary 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       %
 9565 AS397644      UNIVERSITY-OF-MARY-WASHINGTON - University of     11      9      4      6      5  45.45%


  Prefix               AS Path                              Aggregation Suggestion
  199.111.64.0/19      4608 7575 1299 22773 397644   
  199.111.64.0/19      4777 2516 174 397644 + Announce - aggregate of 199.111.64.0/20 (4777 2516 174 397644) and 199.111.80.0/20 (4777 2516 174 397644)
  199.111.64.0/20      4777 2516 174 397644 - Withdrawn - aggregated with 199.111.80.0/20 (4777 2516 174 397644)
  199.111.80.0/20      4777 2516 174 397644 - Withdrawn - aggregated with 199.111.64.0/20 (4777 2516 174 397644)
  199.111.136.0/22     4777 2516 174 397644 + Announce - aggregate of 199.111.136.0/23 (4777 2516 174 397644) and 199.111.138.0/23 (4777 2516 174 397644)
  199.111.136.0/24     4777 2516 174 397644 - Withdrawn - aggregated with 199.111.137.0/24 (4777 2516 174 397644)
  199.111.137.0/24     4777 2516 174 397644 - Withdrawn - aggregated with 199.111.136.0/24 (4777 2516 174 397644)
  199.111.138.0/23     4777 2516 174 397644 - Withdrawn - aggregated with 199.111.136.0/23 (4777 2516 174 397644)
  199.111.138.0/23     4608 7575 1299 22773 397644 + Announce - aggregate of 199.111.138.0/24 (4608 7575 1299 22773 397644) and 199.111.139.0/24 (4608 7575 1299 22773 397644)
  199.111.138.0/24     4608 7575 1299 22773 397644 - Withdrawn - aggregated with 199.111.139.0/24 (4608 7575 1299 22773 397644)
  199.111.139.0/24     4608 7575 1299 22773 397644 - Withdrawn - aggregated with 199.111.138.0/24 (4608 7575 1299 22773 397644)
  199.111.140.0/23     4608 7575 1299 22773 397644   
  199.111.140.0/23     4777 2516 174 397644 + Announce - aggregate of 199.111.140.0/24 (4777 2516 174 397644) and 199.111.141.0/24 (4777 2516 174 397644)
  199.111.140.0/24     4777 2516 174 397644 - Withdrawn - aggregated with 199.111.141.0/24 (4777 2516 174 397644)
  199.111.141.0/24     4777 2516 174 397644 - Withdrawn - aggregated with 199.111.140.0/24 (4777 2516 174 397644)

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

AS397644   11 More Specifics   11 Total Advertisements   UNIVERSITY-OF-MARY-WASHINGTON - University of Mary Washington, US
    199.111.64.0/19               199.111.0.0/16
    199.111.64.0/20               199.111.0.0/16
    199.111.80.0/20               199.111.0.0/16
    199.111.136.0/24              199.111.0.0/16
    199.111.137.0/24              199.111.0.0/16
    199.111.138.0/23              199.111.0.0/16
    199.111.138.0/24              199.111.0.0/16
    199.111.139.0/24              199.111.0.0/16
    199.111.140.0/23              199.111.0.0/16
    199.111.140.0/24              199.111.0.0/16
    199.111.141.0/24              199.111.0.0/16

Whois Entry

whois: 402609

IANA has recorded AS397644 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS397644\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:       397644
             ASName:         UNIVERSITY-OF-MARY-WASHINGTON
             ASHandle:       AS397644
             RegDate:        2019-06-14
             Updated:        2019-06-14
             Ref:            https://rdap.arin.net/registry/autnum/397644
             
             
             OrgName:        University of Mary Washington
             OrgId:          UMW-6
             Address:        1301 College Ave.
             City:           Fredericksburg
             StateProv:      VA
             PostalCode:     22401
             Country:        US
             RegDate:        2005-01-18
             Updated:        2019-05-02
             Ref:            https://rdap.arin.net/registry/entity/UMW-6
             
             
             OrgTechHandle: ISERV1-ARIN
             OrgTechName:   Iservices
             OrgTechPhone:  +1-540-654-1217 
             OrgTechEmail:  iservices@umw.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/ISERV1-ARIN
             
             OrgTechHandle: TECH1151-ARIN
             OrgTechName:   Tech
             OrgTechPhone:  +1-540-654-1220 
             OrgTechEmail:  sharring@umw.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/TECH1151-ARIN
             
             OrgAbuseHandle: ISERV1-ARIN
             OrgAbuseName:   Iservices
             OrgAbusePhone:  +1-540-654-1217 
             OrgAbuseEmail:  iservices@umw.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ISERV1-ARIN
             
             OrgAbuseHandle: TECH1151-ARIN
             OrgAbuseName:   Tech
             OrgAbusePhone:  +1-540-654-1220 
             OrgAbuseEmail:  sharring@umw.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/TECH1151-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.
             #