This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402603
IANA has recorded AS4205 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4205\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: 4205
ASName: CIBC-CITE2
ASHandle: AS4205
RegDate: 2009-09-14
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/4205
OrgName: Canadian Imperial Bank of Commerce
OrgId: CIBC
Address: 483 Bay Street, 6th Floor
Address: Toronto, Ontario. M5G 2A3
City: Toronto
StateProv: ON
PostalCode: M5G 2A3
Country: CA
RegDate: 1988-08-17
Updated: 2025-10-28
Ref: https://rdap.arin.net/registry/entity/CIBC
OrgAbuseHandle: CIBCT-ARIN
OrgAbuseName: CIBC-Telecom-Engineers
OrgAbusePhone: +1-416-304-5236
OrgAbuseEmail: fauzan.siddiqui@cibc.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/CIBCT-ARIN
OrgTechHandle: CIBCT-ARIN
OrgTechName: CIBC-Telecom-Engineers
OrgTechPhone: +1-416-304-5236
OrgTechEmail: fauzan.siddiqui@cibc.com
OrgTechRef: https://rdap.arin.net/registry/entity/CIBCT-ARIN
RTechHandle: CIBCT-ARIN
RTechName: CIBC-Telecom-Engineers
RTechPhone: +1-416-304-5236
RTechEmail: fauzan.siddiqui@cibc.com
RTechRef: https://rdap.arin.net/registry/entity/CIBCT-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.
#