A bit more information for you. I put back the OpenDNS primary and secondary DNS server settings on my router but switched off parental controls. Access to was much better (almost perfect). It's possible that if there were problems with my ISP they may have been resolved but it's probably too soon to tell. My settings OpenDNS settings are

Find outage information for Xfinity Internet, TV, & phone services in your area. Get status information for devices & tips on troubleshooting. Comcast offers cable television, internet and home phone service. Services are branded Xfinity in areas where digital triple play services are available. Xfinity TV offers television over the internet (IPTV). Comcast serves homes and businesses in 40 states and the District of Columbia. Comcast is a majority shareholder of NBC Universal. Mar 30, 2018 · This is because it takes time for the DNS to take effect across the internet. The actual time of propagation may vary in some locations based on your network setup. Comcast, likely hasn't updated their records yet, I am sure they cache them on their own servers.

Jun 17, 2020 · When the provider's servers or network suffer an outage or are heavily loaded with traffic, their DNS services can suddenly stop working. Customers must wait until the provider fixes those problems before they can use the provider's DNS.

We just upgraded to 300Mbps / 30Mbps & receaved a new modem & SecurityEdge. Now our internal DNS server can no longer lookup address & our LAN workstations can't access the internet. Comcast help, please fix! [root@dc etc]# nslookup comcast.com Server: 127.0.0.1 Address: 127.0.0.1#53 ** server ca Comcast's IP Gateway is all you need to take advantage of a static IP and built-in firewall. Find out if your ISP is having DNS problems Your ISP could be the source of the problem. One possibility is that one of its DNS servers is down and you're trying to access the downed server. If you Question: Q: DNS Server Issues with Comcast and Airport Extreme wifi routers I am having significant challenges with 3 Airport Extreme (latest gen) wifi routers and my Comcast Xfinitity service. It once worked just fine, but now I continually get the blinking amber lights stating "No DNS servers" for each of the Airport Extreme (AE) routers.

Fix DNS Problems. A Domain Name System (DNS) allows a site IP address (192.168.x.x) to be identified with words (*.com) in order to be remembered more easily, like a phonebook for websites. This service is usually provided by your ISP.

Question: Q: DNS Server Issues with Comcast and Airport Extreme wifi routers I am having significant challenges with 3 Airport Extreme (latest gen) wifi routers and my Comcast Xfinitity service. It once worked just fine, but now I continually get the blinking amber lights stating "No DNS servers" for each of the Airport Extreme (AE) routers.