This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS26575 1 More Specifics 1 Total Advertisements SERENA01, US
205.142.227.0/24 205.142.224.0/22
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 205.142.227.0/24 Announced
whois: 402590
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/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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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: abuse@messagereach.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.
#