Network Site Troubleshooting
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Site not activating or showing offline
If a Site is not activating or the Site is offline, the likely cause is transparent proxying from the ISP. A transparent DNS proxy is the practice of intercepting DNS requests destined for a specif... -
Transparent proxying
A transparent DNS proxy is the practice of intercepting DNS requests destined for a specific recursive DNS server (like DNSFilter) and sending the DNS requests to an entirely different DNS server. ... -
Connection failure error page
Incomplete IP Addresses By far, the most common reason for a failure to connect to our service is that there is insufficient IP address information. DNSFilter operates a closed DNS network. Unlike ... -
Slow DNS response time due to high latency
DNSFilter servers are very performant. We have 144 Anycast DNS servers located in 57 data centers worldwide, and excellent relationships with upstream providers who have a commitment to open peerin... -
Find excessive DNS queries' source
Use this article to identify the source device of excessive DNS query traffic and take action to stop the unintended queries. This steps is important for security, quality control, and billing accu...