These affect only your Mac, but may persist across different Wi-Fi networks.
Safari has a built-in filter that blocks sites it deems unsafe. Sometimes it is overly aggressive.
If your Mac blocks a (google.com, wikipedia.org, your bank) and none of the above fixes work, run MalwareBytes for Mac (free) to check for system-level malware that might redirect or block security sites. Also verify your system date and time – incorrect dates break HTTPS certificates. why is my mac blocking websites
Try visiting the site using cellular hotspot from your phone. If it works, the block is network-based.
Sometimes a website fails to load because of a corrupted cookie or cached file. These affect only your Mac, but may persist
Ad blockers (like AdBlock Plus or uBlock Origin) and VPN extensions are the #1 cause of "false positive" blocking.
When a Mac prevents access to a specific website—displaying messages like “Safari Can’t Open the Page,” “Connection Failed,” or “This Connection Is Not Private”—the cause is rarely a mystery. Blocking typically stems from one of four categories: , network-level restrictions , local software configurations , or website-side issues . This report breaks down each cause with practical diagnostics. If your Mac blocks a (google
| Feature | How It Blocks | Typical Error Message | |---------|---------------|------------------------| | | Blocks known malware or phishing domains. | “Safari Can’t Verify the Identity of the Website” or “Reported as a Scam/Phishing.” | | Apple Private Relay (iCloud+) | May filter certain categories or conflict with network policies. | “Unable to Connect” only when Private Relay is active. | | Screen Time / Content & Privacy Restrictions | Blocks adult, explicit, or custom-listed sites. | “Limit Reached” or “Restrictions Enabled.” | | Safari Privacy Report | Warns if a site uses cross-site trackers (not a full block, but restricts functionality). | Pop-up: “Trackers Prevented from Profiling You.” |
Ensure Content Restrictions is not set to "Limit Adult Websites" or "Allowed Websites Only" unless intended. If it is, you can click Customize to add specific URLs to the "Always Allow" list. 2. Disable Browser Extensions and Content Blockers
If you see 127.0.0.1 www.facebook.com in /etc/hosts , Facebook will be blocked on all browsers.