Report for 11889

Name

IVANET-DAL - iBasis, Inc., 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.

11889 IVANET-DAL - iBasis, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS1299          TWELVE99 - Arelion Sweden AB, SE
    AS3257          GTT-BACKBONE - GTT Communications Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16663 AS11889        ORIGIN  Originate:       4096 /20.00  Transit:          0 /0.00  IVANET-DAL - iBasis, Inc., 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       %
20894 AS11889       IVANET-DAL - iBasis, Inc., US                     13      2      1     12      1   7.69%


  Prefix               AS Path                              Aggregation Suggestion
  38.80.79.0/24        4777 2516 3257 11889 11889 11889 11889 11889 11889   
  149.7.8.0/24         4608 7575 1299 11889   
  149.13.168.0/23      4608 7575 1299 11889 + Announce - aggregate of 149.13.168.0/24 (4608 7575 1299 11889) and 149.13.169.0/24 (4608 7575 1299 11889)
  149.13.168.0/24      4608 7575 1299 11889 - Withdrawn - aggregated with 149.13.169.0/24 (4608 7575 1299 11889)
  149.13.169.0/24      4608 7575 1299 11889 - Withdrawn - aggregated with 149.13.168.0/24 (4608 7575 1299 11889)
  149.13.170.0/24      4608 7575 1299 11889   
  149.36.165.0/24      4777 2516 3257 11889 11889 11889 11889 11889 11889   
  149.36.168.0/23      4608 7575 1299 11889   
  216.49.201.0/24      4608 7575 1299 11889   
  216.168.164.0/24     4608 7575 1299 11889   
  216.168.169.0/24     4608 7575 1299 11889   
  216.168.184.0/23     4777 2516 3257 11889   
  216.168.188.0/23     4777 2516 3257 11889   
  216.168.191.0/24     4608 7575 1299 11889   

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

AS11889   13 More Specifics   13 Total Advertisements   IVANET-DAL - iBasis, Inc., US
    38.80.79.0/24                 38.0.0.0/8
    149.7.8.0/24                  149.7.0.0/16
    149.13.168.0/24               149.13.0.0/16
    149.13.169.0/24               149.13.0.0/16
    149.13.170.0/24               149.13.0.0/16
    149.36.165.0/24               149.36.0.0/16
    149.36.168.0/23               149.36.0.0/16
    216.49.201.0/24               216.49.192.0/20
    216.168.164.0/24              216.168.160.0/19
    216.168.169.0/24              216.168.160.0/19
    216.168.184.0/23              216.168.160.0/19
    216.168.188.0/23              216.168.160.0/19
    216.168.191.0/24              216.168.160.0/19

Whois Entry

whois: 402603

IANA has recorded AS11889 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS11889\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:       11889
             ASName:         IBASIS-DALLAS
             ASHandle:       AS11889
             RegDate:        1999-01-28
             Updated:        2026-05-12
             Ref:            https://rdap.arin.net/registry/autnum/11889
             
             
             OrgName:        iBasis, Inc.
             OrgId:          VIPC
             Address:        10 Maguire Road Building 3
             City:           Lexington
             StateProv:      MA
             PostalCode:     02421
             Country:        US
             RegDate:        1998-10-23
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/VIPC
             
             
             OrgNOCHandle: NOC1455-ARIN
             OrgNOCName:   NOC
             OrgNOCPhone:  +1-781-505-7551 
             OrgNOCEmail:  support@ibasis.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC1455-ARIN
             
             OrgAbuseHandle: ABUSE488-ARIN
             OrgAbuseName:   ABUSE
             OrgAbusePhone:  +1-781-430-7500 
             OrgAbuseEmail:  NetworkEngineering@ibasis.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE488-ARIN
             
             OrgNOCHandle: NETWO7105-ARIN
             OrgNOCName:   Network Engineering
             OrgNOCPhone:  +1-781-430-7500 
             OrgNOCEmail:  NetworkEngineering@ibasis.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO7105-ARIN
             
             OrgTechHandle: NETWO7105-ARIN
             OrgTechName:   Network Engineering
             OrgTechPhone:  +1-781-430-7500 
             OrgTechEmail:  NetworkEngineering@ibasis.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO7105-ARIN
             
             RTechHandle: NETWO7105-ARIN
             RTechName:   Network Engineering
             RTechPhone:  +1-781-430-7500 
             RTechEmail:  NetworkEngineering@ibasis.net
             RTechRef:    https://rdap.arin.net/registry/entity/NETWO7105-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.
             #