Report for 26575

Name

SERENA01 - Open Text Corporation, CA

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.

26575 MERANT01 - Serena Software, Inc.

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS1239    SPRINTLINK - Sprint
    AS701     UUNET - MCI Communications Services, Inc. d/b/a Verizon Business

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18095 AS26575  ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  MERANT01 - Serena Software, Inc.

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       %
16488 AS26575 MERANT01 - Serena Software, Inc.              2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  199.201.227.0/24     4637 3491 3561 1239 26575   
  205.142.227.0/24     4637 3491 701 26575    

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

AS26575   2 More Specifics   2 Total Advertisements   MERANT01 - Serena Software, Inc.
    199.201.227.0/24              199.201.226.0/22
    205.142.227.0/24              205.142.224.0/22

Whois Entry

whois: 402603

IANA has recorded AS26575 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS26575\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:       26575
             ASName:         SERENA01
             ASHandle:       AS26575
             RegDate:        2002-10-21
             Updated:        2026-02-27
             Ref:            https://rdap.arin.net/registry/autnum/26575
             
             
             OrgName:        Open Text Corporation
             OrgId:          OTC-68
             Address:        275 Frank Tompa Drive
             City:           Waterloo
             StateProv:      ON
             PostalCode:     N2L 0A1
             Country:        CA
             RegDate:        2018-12-17
             Updated:        2025-11-12
             Comment:        https://www.opentext.com
             Ref:            https://rdap.arin.net/registry/entity/OTC-68
             
             
             OrgAbuseHandle: DA16-ORG-ARIN
             OrgAbuseName:   Open Text Corporation
             OrgAbusePhone:  +1-519-888-7111 
             OrgAbuseEmail:  smithr@opentext.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/DA16-ORG-ARIN
             
             OrgAbuseHandle: EMAIL68-ARIN
             OrgAbuseName:   Email Deliverablity
             OrgAbusePhone:  +1-519-888-7111 
             OrgAbuseEmail:  emaildeliverability@opentext.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/EMAIL68-ARIN
             
             OrgNOCHandle: DA16-ORG-ARIN
             OrgNOCName:   Open Text Corporation
             OrgNOCPhone:  +1-519-888-7111 
             OrgNOCEmail:  smithr@opentext.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/DA16-ORG-ARIN
             
             OrgTechHandle: DA16-ORG-ARIN
             OrgTechName:   Open Text Corporation
             OrgTechPhone:  +1-519-888-7111 
             OrgTechEmail:  smithr@opentext.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/DA16-ORG-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.
             #