Report for 1661

Name

ANS-ATLANTA - Verizon Business, 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 AS4637) 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.

1661 ANS-ATLANTA - ANS Communications

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS701     UUNET - MCI Communications Services, Inc. d/b/a Verizon Business
    AS702     AS702 Verizon Business EMEA - Commercial IP service provider in Europe

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5337  AS1661   ORIGIN  Originate:      15104 /18.12  Transit:          0 /0.00  ANS-ATLANTA - ANS Communications

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       %
 1640 AS1661  ANS-ATLANTA - ANS Communications             41     12      5     34      7  17.07%


  Prefix               AS Path                              Aggregation Suggestion
  63.64.24.0/24        4637 3491 701 1661     
  63.65.248.0/22       4637 3491 701 1661     
  63.77.76.0/23        4637 3491 701 1661     
  63.78.210.0/24       4637 3491 701 1661     
  63.79.4.0/22         4637 3491 701 1661     
  63.87.16.0/23        4637 3491 701 1661     
  63.110.102.0/23      4637 3491 701 1661     
  63.118.0.0/23        4637 3491 701 1661   + Announce - aggregate of 63.118.0.0/24 (4637 3491 701 1661) and 63.118.1.0/24 (4637 3491 701 1661)
  63.118.0.0/24        4637 3491 701 1661   - Withdrawn - aggregated with 63.118.1.0/24 (4637 3491 701 1661)
  63.118.1.0/24        4637 3491 701 1661   - Withdrawn - aggregated with 63.118.0.0/24 (4637 3491 701 1661)
  63.118.90.0/23       4637 3491 701 1661     
  65.198.39.0/24       4637 3491 701 1661     
  65.202.24.0/24       4637 3491 701 1661     
  65.203.146.0/23      4637 3491 701 1661   + Announce - aggregate of 65.203.146.0/24 (4637 3491 701 1661) and 65.203.147.0/24 (4637 3491 701 1661)
  65.203.146.0/24      4637 3491 701 1661   - Withdrawn - aggregated with 65.203.147.0/24 (4637 3491 701 1661)
  65.203.147.0/24      4637 3491 701 1661   - Withdrawn - aggregated with 65.203.146.0/24 (4637 3491 701 1661)
  65.204.136.0/24      4637 3491 701 1661     
  65.209.237.0/24      4637 3491 701 1661     
  65.211.99.0/24       4637 3491 701 1661     
  65.211.120.0/23      4637 3491 701 1661     
  65.217.40.0/23       4637 3491 701 1661     
  65.243.172.0/23      4637 3491 701 1661     
  193.67.62.0/23       4637 3491 701 702 1661   
  194.115.116.0/23     4637 3491 701 702 1661   
  194.202.158.0/23     4637 3491 701 702 1661   
  194.202.209.0/24     4637 3491 701 702 1661   
  194.203.16.0/23      4637 3491 701 702 1661   
  199.173.64.0/24      4637 3491 701 1661     
  199.173.70.0/24      4637 3491 701 1661     
  199.173.72.0/24      4637 3491 701 1661     
  199.173.83.0/24      4637 3491 701 1661     
  199.173.84.0/23      4637 3491 701 1661   + Announce - aggregate of 199.173.84.0/24 (4637 3491 701 1661) and 199.173.85.0/24 (4637 3491 701 1661)
  199.173.84.0/24      4637 3491 701 1661   - Withdrawn - aggregated with 199.173.85.0/24 (4637 3491 701 1661)
  199.173.85.0/24      4637 3491 701 1661   - Withdrawn - aggregated with 199.173.84.0/24 (4637 3491 701 1661)
  199.173.119.0/24     4637 3491 701 1661     
  199.173.120.0/22     4637 3491 701 1661   + Announce - aggregate of 199.173.120.0/23 (4637 3491 701 1661) and 199.173.122.0/23 (4637 3491 701 1661)
  199.173.120.0/24     4637 3491 701 1661   - Withdrawn - aggregated with 199.173.121.0/24 (4637 3491 701 1661)
  199.173.121.0/24     4637 3491 701 1661   - Withdrawn - aggregated with 199.173.120.0/24 (4637 3491 701 1661)
  199.173.122.0/24     4637 3491 701 1661   - Withdrawn - aggregated with 199.173.123.0/24 (4637 3491 701 1661)
  199.173.123.0/24     4637 3491 701 1661   - Withdrawn - aggregated with 199.173.122.0/24 (4637 3491 701 1661)
  199.173.124.0/23     4637 3491 701 1661   + Announce - aggregate of 199.173.124.0/24 (4637 3491 701 1661) and 199.173.125.0/24 (4637 3491 701 1661)
  199.173.124.0/24     4637 3491 701 1661   - Withdrawn - aggregated with 199.173.125.0/24 (4637 3491 701 1661)
  199.173.125.0/24     4637 3491 701 1661   - Withdrawn - aggregated with 199.173.124.0/24 (4637 3491 701 1661)
  199.173.126.0/24     4637 3491 701 1661     
  212.136.178.0/23     4637 3491 701 702 1661   
  213.71.3.0/24        4637 3491 701 702 1661   

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

AS1661   47 More Specifics   47 Total Advertisements   ANS-ATLANTA - ANS Communications
    63.64.24.0/24                 63.64.0.0/10
    63.77.76.0/23                 63.64.0.0/10
    63.78.210.0/24                63.64.0.0/10
    63.79.4.0/22                  63.64.0.0/10
    63.87.16.0/23                 63.64.0.0/10
    63.110.102.0/23               63.64.0.0/10
    63.118.0.0/24                 63.64.0.0/10
    63.118.1.0/24                 63.64.0.0/10
    63.118.90.0/23                63.64.0.0/10
    65.198.39.0/24                65.192.0.0/11
    65.202.24.0/24                65.192.0.0/11
    65.203.146.0/24               65.192.0.0/11
    65.203.147.0/24               65.192.0.0/11
    65.204.136.0/24               65.192.0.0/11
    65.209.237.0/24               65.192.0.0/11
    65.211.99.0/24                65.192.0.0/11
    65.211.120.0/23               65.192.0.0/11
    65.217.40.0/23                65.192.0.0/11
    65.243.172.0/23               65.240.0.0/13
    193.67.0.0/23                 193.67.0.0/16
    193.67.62.0/23                193.67.0.0/16
    194.115.116.0/23              194.115.0.0/16
    194.202.158.0/23              194.202.0.0/16
    194.202.209.0/24              194.202.0.0/16
    194.203.16.0/23               194.203.0.0/16
    199.173.64.0/24               199.170.0.0/14
    199.173.70.0/24               199.170.0.0/14
    199.173.72.0/24               199.170.0.0/14
    199.173.83.0/24               199.170.0.0/14
    199.173.84.0/24               199.170.0.0/14
    199.173.85.0/24               199.170.0.0/14
    199.173.113.0/24              199.170.0.0/14
    199.173.114.0/24              199.170.0.0/14
    199.173.115.0/24              199.170.0.0/14
    199.173.116.0/24              199.170.0.0/14
    199.173.117.0/24              199.170.0.0/14
    199.173.118.0/24              199.170.0.0/14
    199.173.119.0/24              199.170.0.0/14
    199.173.120.0/24              199.170.0.0/14
    199.173.121.0/24              199.170.0.0/14
    199.173.122.0/24              199.170.0.0/14
    199.173.123.0/24              199.170.0.0/14
    199.173.124.0/24              199.170.0.0/14
    199.173.125.0/24              199.170.0.0/14
    199.173.126.0/24              199.170.0.0/14
    212.136.178.0/23              212.136.0.0/16
    213.71.3.0/24                 213.70.0.0/15

Whois Entry

whois: 402603

IANA has recorded AS1661 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS1661\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:       1661
             ASName:         ANS-ATLANTA
             ASHandle:       AS1661
             RegDate:        1996-11-22
             Updated:        2024-03-04
             Ref:            https://rdap.arin.net/registry/autnum/1661
             
             
             
             OrgName:        Verizon Business
             OrgId:          MCICS
             Address:        22001 Loudoun County Pkwy
             City:           Ashburn
             StateProv:      VA
             PostalCode:     20147
             Country:        US
             RegDate:        2006-05-30
             Updated:        2025-10-28
             Ref:            https://rdap.arin.net/registry/entity/MCICS
             
             
             OrgTechHandle: VIS1-ARIN
             OrgTechName:   Verizon Internet Services
             OrgTechPhone:  +1-800-243-6994 
             OrgTechEmail:  IPMGMT@verizon.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/VIS1-ARIN
             
             OrgDNSHandle: VZDNS1-ARIN
             OrgDNSName:   VZ-DNSADMIN
             OrgDNSPhone:  +1-800-900-0241 
             OrgDNSEmail:  dnsadmin@verizon.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/VZDNS1-ARIN
             
             OrgTechHandle: SWIPP9-ARIN
             OrgTechName:   SWIPPER
             OrgTechPhone:  +1-800-900-0241 
             OrgTechEmail:  swipper@verizonbusiness.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SWIPP9-ARIN
             
             OrgAbuseHandle: ABUSE5603-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-800-900-0241 
             OrgAbuseEmail:  abuse@verizon.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5603-ARIN
             
             OrgAbuseHandle: ABUSE3-ARIN
             OrgAbuseName:   abuse
             OrgAbusePhone:  +1-800-900-0241 
             OrgAbuseEmail:  abuse-mail@verizonbusiness.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE3-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.
             #