Backblaze is a hosting provider. Their Autonomous System (AS) Number is 40401.
Found a phishing site (or other fraudulent/malicious content) registered with Backblaze? The best way to report a URL to Backblaze is to send them an email at:
Report phishing to Backblaze
Reporting a phishing page hosted by Backblaze
WHOIS information for Backblaze
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# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 40401
ASName: BACKBLAZE
ASHandle: AS40401
RegDate: 2020-08-20
Updated: 2020-08-20
Comment: www.backblaze.com
Ref: https://rdap.arin.net/registry/autnum/40401
OrgName: Backblaze Inc
OrgId: BACKB-7
Address: 201 Baldwin Ave.
City: San Mateo
StateProv: CA
PostalCode: 94401
Country: US
RegDate: 2016-02-22
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/BACKB-7
OrgTechHandle: BACKB1-ARIN
OrgTechName: Backblaze whoisinfo
OrgTechPhone: +1-650-352-3738
OrgTechEmail: whoisinfo@backblaze.com
OrgTechRef: https://rdap.arin.net/registry/entity/BACKB1-ARIN
OrgAbuseHandle: ABUSE5514-ARIN
OrgAbuseName: Abuse Contact
OrgAbusePhone: +1-650-352-3738
OrgAbuseEmail: abuse@backblaze.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE5514-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
% Query time: 950 msec
% WHEN: Fri Nov 21 20:17:42 UTC 2025
Reporting a phishing page abusing the Backblaze platform
Backblaze is also a platform provider, hosting content on their own domain names on behalf of their users.
Found a phishing site (or other fraudulent/malicious content) registered with Backblaze? The best way to report a URL to Backblaze is to send them an email at:
Who is Backblaze?