Report for 209177

Name

ARNOLDPORTER, 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.

209177 ARNOLDPORTER, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS49425         DIGITAL-REALTY-UK, GB

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
55790 AS209177       ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  ARNOLDPORTER, 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       %
65377 AS209177      ARNOLDPORTER, US                                   1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  2.58.254.0/23        4777 2497 3257 49425 209177   

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

AS209177   1 More Specifics   1 Total Advertisements   ARNOLDPORTER, US
    2.58.254.0/23                 2.58.252.0/22

Whois Entry

whois: 402332

IANA has recorded AS209177 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS209177\n             % This is the RIPE Database query service.
             % The objects are in RPSL format.
             %
             % The RIPE Database is subject to Terms and Conditions.
             % See https://docs.db.ripe.net/terms-conditions.html
             
             % Note: this output has been filtered.
             
             % Information related to 'AS208189 - AS214345'
             
             as-block:       AS208189 - AS214345
             descr:          RIPE NCC ASN block
             remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
             mnt-by:         RIPE-NCC-HM-MNT
             created:        2026-02-12T14:40:05Z
             last-modified:  2026-02-12T14:40:05Z
             source:         RIPE
             
             % Information related to 'AS209177'
             
             % Abuse contact for 'AS209177' is 'ITNetworkOperations@arnoldporter.com'
             
             aut-num:        AS209177
             as-name:        ArnoldPorter
             org:            ORG-APKS1-RIPE
             import:         from AS49425 accept ANY
             export:         to AS49425 announce AS209177
             import:         from AS48152 accept ANY
             export:         to AS48152 announce AS209177
             admin-c:        CH12552-RIPE
             tech-c:         CH12552-RIPE
             status:         ASSIGNED
             mnt-by:         RIPE-NCC-END-MNT
             mnt-by:         mnt-us-arnold-1
             created:        2019-03-24T15:28:08Z
             last-modified:  2019-03-24T15:28:08Z
             source:         RIPE
             
             organisation:   ORG-APKS1-RIPE
             org-name:       Arnold & Porter Kaye Scholer LLP
             country:        US
             org-type:       LIR
             address:        601 Massachusetts Ave NW
             address:        20001
             address:        Washington
             address:        UNITED STATES
             phone:          +18508073749
             admin-c:        VP14670-RIPE
             admin-c:        CH12552-RIPE
             tech-c:         CH12552-RIPE
             abuse-c:        AR51505-RIPE
             mnt-ref:        mnt-us-arnold-1
             mnt-by:         RIPE-NCC-HM-MNT
             mnt-by:         mnt-us-arnold-1
             created:        2019-03-18T10:50:14Z
             last-modified:  2020-12-16T13:38:33Z
             source:         RIPE # Filtered
             
             %ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
             %
             % Queries from your IP address have passed the daily limit of controlled objects.
             % Access from your host has been temporarily denied.
             % For more information, see
             % https://docs.db.ripe.net/FAQ/#why-did-i-receive-an-error-201-access-denied
             
             % This query was served by the RIPE Database Query Service version 1.121.2 (SHETLAND)