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@TheGroundZero
Last active March 10, 2025 15:34
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Domains to block on an enterprise network to prevent bypass of security controls. The raw version of this file can be used as a custom blocklist.
# Apple iCloud Private Relay
# https://support.apple.com/en-us/101555
mask.icloud.com.
mask-h2.icloud.com.
mask-api.icloud.com.
# Firefox DoH canary
# https://support.mozilla.org/en-US/kb/canary-domain-use-application-dnsnet
use-application-dns.net.
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