Report for 19803

Name

ASNBLK-VTLA2 - NTT Global Networks Incorporated, 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.

19803 ASNBLK-VTLA2, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS2914          NTT-LTD-2914, US
    AS174           COGENT-174, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
21717 AS19803        ORIGIN  Originate:       2816 /20.54  Transit:          0 /0.00  ASNBLK-VTLA2, 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       %
21370 AS19803       ASNBLK-VTLA2, US                                  11      2      1     10      1   9.09%


  Prefix               AS Path                              Aggregation Suggestion
  64.254.100.0/24      2914 19803             
  64.254.113.0/24      2914 19803             
  64.254.124.0/24      2914 19803             
  69.26.37.0/24        2914 19803             
  69.26.38.0/24        2914 19803             
  69.26.59.0/24        2914 19803             
  74.84.174.0/23       2914 19803           + Announce - aggregate of 74.84.174.0/24 (2914 19803) and 74.84.175.0/24 (2914 19803)
  74.84.174.0/24       2914 19803           - Withdrawn - aggregated with 74.84.175.0/24 (2914 19803)
  74.84.175.0/24       2914 19803           - Withdrawn - aggregated with 74.84.174.0/24 (2914 19803)
  74.220.112.0/24      2914 19803             
  74.220.117.0/24      2914 19803             
  74.220.124.0/24      2914 19803             

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

AS19803   11 More Specifics   11 Total Advertisements   ASNBLK-VTLA2, US
    64.254.100.0/24               64.254.96.0/19
    64.254.113.0/24               64.254.96.0/19
    64.254.124.0/24               64.254.96.0/19
    69.26.37.0/24                 69.26.32.0/19
    69.26.38.0/24                 69.26.32.0/19
    69.26.59.0/24                 69.26.32.0/19
    74.84.174.0/24                74.84.160.0/19
    74.84.175.0/24                74.84.160.0/19
    74.220.112.0/24               74.220.96.0/19
    74.220.117.0/24               74.220.96.0/19
    74.220.124.0/24               74.220.96.0/19

Whois Entry

whois: 402603

IANA has recorded AS19803 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19803\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:       19803 - 19810
             ASName:         ASNBLK-VTLA2
             ASHandle:       AS19803
             RegDate:        2001-02-14
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/19803
             
             
             OrgName:        NTT Global Networks Incorporated
             OrgId:          VRTL
             Address:        5680 GREENWOOD PLAZA BLVD
             City:           ENGLEWOOD
             StateProv:      CO
             PostalCode:     80111
             Country:        US
             RegDate:        2000-10-23
             Updated:        2020-05-08
             Ref:            https://rdap.arin.net/registry/entity/VRTL
             
             ReferralServer:  rwhois://rwhois.virtela.net:4321
             
             OrgAbuseHandle: VGOC-ARIN
             OrgAbuseName:   Virtela Global Operations Center
             OrgAbusePhone:  +1-720-475-4200 
             OrgAbuseEmail:  BackboneTeam@nttglobal.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/VGOC-ARIN
             
             OrgTechHandle: VGOC-ARIN
             OrgTechName:   Virtela Global Operations Center
             OrgTechPhone:  +1-720-475-4200 
             OrgTechEmail:  BackboneTeam@nttglobal.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/VGOC-ARIN
             
             RTechHandle: VN33-ARIN
             RTechName:   Virtela NOC
             RTechPhone:  +1-877-275-1696 
             RTechEmail:  arin@virtela.com
             RTechRef:    https://rdap.arin.net/registry/entity/VN33-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.
             #
             
             
             
             Found a referral to rwhois.virtela.net:4321.