Report for 26746

Name

HARVARD-PILGRIM-HEALTH-CARE - Harvard Pilgrim Health Care, 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 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.

26746 HARVARD-PILGRIM-HEALTH-CARE - Harvard Community Health Plan

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS209     ASN-QWEST - Qwest
    AS3549    GBLX Global Crossing Ltd.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3091  AS26746  ORIGIN  Originate:      63488 /16.05  Transit:          0 /0.00  HARVARD-PILGRIM-HEALTH-CARE - Harvard Community Health Plan

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       %
16571 AS26746 HARVARD-PILGRIM-HEALTH-CARE - Harvard Co      9      0      0      9      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  155.49.0.0/21        4637 3549 26746        
  155.49.8.0/21        4637 209 26746         
  155.49.16.0/20       4637 209 26746         
  155.49.32.0/19       4637 209 26746         
  155.49.64.0/18       4637 209 26746         
  155.49.128.0/18      4637 209 26746         
  155.49.192.0/19      4637 209 26746         
  155.49.224.0/20      4637 209 26746         
  155.49.240.0/21      4637 209 26746         

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

AS26746   9 More Specifics   9 Total Advertisements   HARVARD-PILGRIM-HEALTH-CARE - Harvard Community Health Plan
    155.49.0.0/21                 155.49.0.0/16
    155.49.8.0/21                 155.49.0.0/16
    155.49.16.0/20                155.49.0.0/16
    155.49.32.0/19                155.49.0.0/16
    155.49.64.0/18                155.49.0.0/16
    155.49.128.0/18               155.49.0.0/16
    155.49.192.0/19               155.49.0.0/16
    155.49.224.0/20               155.49.0.0/16
    155.49.240.0/21               155.49.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS26746 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS26746\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:       26746
             ASName:         HARVARD-PILGRIM-HEALTH-CARE
             ASHandle:       AS26746
             RegDate:        2002-11-14
             Updated:        2025-05-28
             Ref:            https://rdap.arin.net/registry/autnum/26746
             
             
             OrgName:        Harvard Pilgrim Health Care, Inc.
             OrgId:          HCHP
             Address:        1 Wellness Way
             City:           Canton
             StateProv:      MA
             PostalCode:     02021
             Country:        US
             RegDate:        1995-03-28
             Updated:        2025-05-28
             Ref:            https://rdap.arin.net/registry/entity/HCHP
             
             
             OrgAbuseHandle: WILLI3889-ARIN
             OrgAbuseName:   Williams, Stephen 
             OrgAbusePhone:  +1-617-972-9400 
             OrgAbuseEmail:  stephen.williams@point32health.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/WILLI3889-ARIN
             
             OrgAbuseHandle: KJT1-ARIN
             OrgAbuseName:   Kane, Thomas Joseph
             OrgAbusePhone:  +1-781-612-4939 
             OrgAbuseEmail:  tom.kane@point32health.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/KJT1-ARIN
             
             OrgTechHandle: KJT1-ARIN
             OrgTechName:   Kane, Thomas Joseph
             OrgTechPhone:  +1-781-612-4939 
             OrgTechEmail:  tom.kane@point32health.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/KJT1-ARIN
             
             OrgTechHandle: WILLI3889-ARIN
             OrgTechName:   Williams, Stephen 
             OrgTechPhone:  +1-617-972-9400 
             OrgTechEmail:  stephen.williams@point32health.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/WILLI3889-ARIN
             
             OrgRoutingHandle: KJT1-ARIN
             OrgRoutingName:   Kane, Thomas Joseph
             OrgRoutingPhone:  +1-781-612-4939 
             OrgRoutingEmail:  tom.kane@point32health.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/KJT1-ARIN
             
             RTechHandle: WILLI3889-ARIN
             RTechName:   Williams, Stephen 
             RTechPhone:  +1-617-972-9400 
             RTechEmail:  stephen.williams@point32health.org
             RTechRef:    https://rdap.arin.net/registry/entity/WILLI3889-ARIN
             
             RTechHandle: KJT1-ARIN
             RTechName:   Kane, Thomas Joseph
             RTechPhone:  +1-781-612-4939 
             RTechEmail:  tom.kane@point32health.com
             RTechRef:    https://rdap.arin.net/registry/entity/KJT1-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.
             #