Report for 55290

Name

DTCC-CDZ-CVO - Depository Trust & Clearing Corporation, 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.

55290 DTCC-CDZ-CVO, US

  Adjacency:    11  Upstream:    11  Downstream:     0
  Upstream Adjacent AS list
    AS2516          KDDI KDDI CORPORATION, JP
    AS3300          BT, GB
    AS2856          BT-UK-AS BTnet UK Regional network, GB
    AS5400          BT, GB
    AS9299          IPG-AS-AP Philippine Long Distance Telephone Company, PH
    AS9498          BBIL-AP BHARTI Airtel Ltd., IN
    AS174           COGENT-174, US
    AS32787         PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK, US
    AS4775          GLOBE-TELECOM-AS Globe Telecoms, PH
    AS7018          ATT-INTERNET4, US
    AS701           UUNET, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14307 AS55290        ORIGIN  Originate:       5888 /19.48  Transit:          0 /0.00  DTCC-CDZ-CVO, 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       %
 6841 AS55290       DTCC-CDZ-CVO, US                                  23     12      5     16      7  30.43%


  Prefix               AS Path                              Aggregation Suggestion
  167.188.4.0/23       6939 32787 55290     + Announce - aggregate of 167.188.4.0/24 (6939 32787 55290) and 167.188.5.0/24 (6939 32787 55290)
  167.188.4.0/24       6939 32787 55290     - Withdrawn - aggregated with 167.188.5.0/24 (6939 32787 55290)
  167.188.5.0/24       6939 32787 55290     - Withdrawn - aggregated with 167.188.4.0/24 (6939 32787 55290)
  167.188.6.0/23       3257 701 55290       + Announce - aggregate of 167.188.6.0/24 (3257 701 55290) and 167.188.7.0/24 (3257 701 55290)
  167.188.6.0/24       3257 701 55290       - Withdrawn - aggregated with 167.188.7.0/24 (3257 701 55290)
  167.188.7.0/24       3257 701 55290       - Withdrawn - aggregated with 167.188.6.0/24 (3257 701 55290)
  167.188.8.0/22       7018 55290           + Announce - aggregate of 167.188.8.0/23 (7018 55290) and 167.188.10.0/23 (7018 55290)
  167.188.8.0/24       7018 55290           - Withdrawn - aggregated with 167.188.9.0/24 (7018 55290)
  167.188.9.0/24       7018 55290           - Withdrawn - aggregated with 167.188.8.0/24 (7018 55290)
  167.188.10.0/24      7018 55290           - Withdrawn - aggregated with 167.188.11.0/24 (7018 55290)
  167.188.11.0/24      7018 55290           - Withdrawn - aggregated with 167.188.10.0/24 (7018 55290)
  167.188.12.0/24      3257 174 55290         
  167.188.13.0/24      3303 2856 55290        
  167.188.14.0/24      2497 174 55290         
  167.188.15.0/24      3303 174 55290         
  167.188.16.0/24      49788 174 55290        
  167.188.17.0/24      6939 9299 55290        
  167.188.18.0/24      6939 9498 55290        
  167.188.20.0/24      6939 9498 55290        
  167.188.244.0/23     7018 55290           + Announce - aggregate of 167.188.244.0/24 (7018 55290) and 167.188.245.0/24 (7018 55290)
  167.188.244.0/24     7018 55290           - Withdrawn - aggregated with 167.188.245.0/24 (7018 55290)
  167.188.245.0/24     7018 55290           - Withdrawn - aggregated with 167.188.244.0/24 (7018 55290)
  167.188.246.0/24     6939 32787 55290       
  167.188.247.0/24     2497 32787 55290       
  207.45.43.0/24       6939 32787 55290       
  207.45.44.0/23       2497 32787 55290     + Announce - aggregate of 207.45.44.0/24 (2497 32787 55290) and 207.45.45.0/24 (2497 32787 55290)
  207.45.44.0/24       2497 32787 55290     - Withdrawn - aggregated with 207.45.45.0/24 (2497 32787 55290)
  207.45.45.0/24       2497 32787 55290     - Withdrawn - aggregated with 207.45.44.0/24 (2497 32787 55290)

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

AS55290   8 More Specifics   8 Total Advertisements   DTCC-CDZ-CVO, US
    167.188.4.0/24                167.188.0.0/16
    167.188.5.0/24                167.188.0.0/16
    167.188.7.0/24                167.188.0.0/16
    167.188.246.0/24              167.188.0.0/16
    167.188.247.0/24              167.188.0.0/16
    207.45.43.0/24                207.45.32.0/20
    207.45.44.0/24                207.45.32.0/20
    207.45.45.0/24                207.45.32.0/20
    167.188.6.0/24                167.188.0.0/16
    167.188.11.0/24               167.188.0.0/16

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 167.188.6.0/24              Withdrawn
    - 167.188.11.0/24             Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS55290 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS55290\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:       55290
             ASName:         DTCC-CDZ-CVO
             ASHandle:       AS55290
             RegDate:        2013-05-16
             Updated:        2013-05-16
             Ref:            https://rdap.arin.net/registry/autnum/55290
             
             
             OrgName:        Depository Trust & Clearing Corporation
             OrgId:          DTCC-4
             Address:        570 Washington Blvd
             City:           Jersey City
             StateProv:      NJ
             PostalCode:     07310
             Country:        US
             RegDate:        1999-12-08
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/DTCC-4
             
             
             OrgNOCHandle: NEO3-ARIN
             OrgNOCName:   Network Engineering and Operations
             OrgNOCPhone:  +1-212-855-5990 
             OrgNOCEmail:  hostmaster@dtcc.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NEO3-ARIN
             
             OrgAbuseHandle: NEO3-ARIN
             OrgAbuseName:   Network Engineering and Operations
             OrgAbusePhone:  +1-212-855-5990 
             OrgAbuseEmail:  hostmaster@dtcc.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NEO3-ARIN
             
             OrgTechHandle: NEO3-ARIN
             OrgTechName:   Network Engineering and Operations
             OrgTechPhone:  +1-212-855-5990 
             OrgTechEmail:  hostmaster@dtcc.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NEO3-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.
             #