Report for 27477

Name

POLAR-PUBLIC-HUB-POP-ASN - IBM, 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.

27477 POLAR-PUBLIC-HUB-POP-ASN - IBM, US

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS9498          BBIL-AP - BHARTI Airtel Ltd., IN
    AS4755          TATACOMM-AS - TATA Communications formerly VSNL is Leading ISP, IN
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS1273          CW - IDDQD-AS, EU

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44665 AS27477        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  POLAR-PUBLIC-HUB-POP-ASN - IBM, 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       %
37686 AS27477       POLAR-PUBLIC-HUB-POP-ASN - IBM, US                 3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  192.147.88.0/24      4777 2516 1273 27477   
  192.147.89.0/24      4777 2497 7018 27477   
  192.147.91.0/24      4777 2497 6453 4755 27477   

Whois Entry

whois: 402591

IANA has recorded AS27477 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27477\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:       27477
             ASName:         POLAR-PUBLIC-HUB-POP-ASN
             ASHandle:       AS27477
             RegDate:        2003-03-14
             Updated:        2022-07-08
             Ref:            https://rdap.arin.net/registry/autnum/27477
             
             
             OrgName:        IBM
             OrgId:          IBM-1
             Address:        3039 Cornwallis Road
             City:           Research Triangle Park
             StateProv:      NC
             PostalCode:     27709-2195
             Country:        US
             RegDate:        1992-02-08
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/IBM-1
             
             
             OrgTechHandle: RAIN-ARIN
             OrgTechName:   Registrar Authority, Internet numbers
             OrgTechPhone:  +1-800-426-7378 
             OrgTechEmail:  ipreg@us.ibm.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/RAIN-ARIN
             
             OrgAbuseHandle: RAIN-ARIN
             OrgAbuseName:   Registrar Authority, Internet numbers
             OrgAbusePhone:  +1-800-426-7378 
             OrgAbuseEmail:  ipreg@us.ibm.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/RAIN-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.
             #