Comcast Dns Servers Down, Comcast Business SecurityEdge ® Preferred requires Comcast Business Internet, SecurityEdge ® and leased router. Check if services are down based on real-time user reports. dev. If there are any DNS server IP addresses listed there, write them down for future reference, and remove them from this window. New comments cannot be posted and votes cannot be cast. Thanks. Limited availability in select areas. 76 as their DNS. If you are experiencing problems with Comcast Xfinity, please submit a report below. Follow along as we examine several different methods to change your DNS server settings in Microsoft Windows. I have Comcast as my ISP (for a very long time). In conclusion, troubleshooting DNS server issues and maintaining connectivity on Comcast Xfinity is essential for a smooth internet experience. The outage type and its cause. See real-time status, report issues, and track mobile or internet disruptions near you. Error received? Down? Slow? Check what is going on. com email access. If you post the information requested we might be able to tell you if a connection problem exists. Check for potential outages in your area that may be affecting your Xfinity Internet, TV, or phone services. Meanwhile, both public cloudflare and google dns resolvers are pingable from my DNS servers. Run a test to your modem/gateway's external IP address while on your network. 1. Is online viewing not working? Here you see what is going on. 76. Enjoy entertainment your way with great deals on Xfinity by Comcast. 1/dns And don't forget to call Comcast tomorrow and get your credit for the outage. Couple Raspberry PI’s and unbound is all you need. ©2025 Comcast. Follow these instructions to change your DNS server to 1. First, any one else experiencing this? Check if Xfinity is down right now. Xfinity down? Check whether Xfinity. 80. Their DNS is broken at the moment, but google's free dns server works instead. I've used openDNS (timewarner used to have lots of problems with their DNS servers a few years ago in the LA area, thus using openDNS was a necessity). I recently configured a new server which I a moving from a Microsoft DNS server to using Unbound. nextworld. it should resolve to 208. My commercial account was recently upgraded to another plan. poll Save on Xfinity Digital Cable TV, High Speed Internet and Home Phone Services. Will not work if connected via public WiFi, and may not work if connected via Connection Pro, Wireless Connect, virtual private network technology or non-Comcast DNS servers. Wheeee Archived post. 6. Run a test to 75. net; User Name: [Edited: "Personal Information"]; Pasword: **********" The password I have on my records does not work and I cannot find "change your pasword" so I can create a new one. Does anyone know why this happens, and how I can switch away from Comcast DNS without manually entering DNS settings on the whole LAN? 5. Please choose one that's the most convenient for you. net 8. It looks like intended behavior from Comcast's side, honestly, because as soon as I switch back to Comcast DNS servers the router instantly re-acquires it's assigned IP and can connect to the internet just fine. com server is down right now or having outage problems for everyone or just for you. Downdetector shows live status updates and outages people are experiencing. Since I switched to full on TLS encrypted DNS traffic and local dns recursive resolvers with caching comcast has become remarkably reliable. Don’t let those DNS issues get you down. 76 for name servers. Manage your Comcast Business account and get troubleshooting help for your company's Internet, TV, and Phone services. Recently I read about doing a DNS check to make sure your DNS has not been compromised. I get a pop up box stating " Server: imap. I have manually modified a couple of machines on my network to use the new DNS and it works fine. 8, which I think is a cool IP. Learn how to configure your Windows 10 network settings for Xfinity Internet. 75. The majority of users will never need to edit or even view the DNS records. Problems with your TV signal, phone issues or is internet down? We'll tell you what is going on. Hi, All Comcast users use 75. There was a tool I saw a while back for DNS benchmarking. It makes more sense that the route between Comcast and Netflix is broken, regardless of my local DNS lookups being unaffected, than malfeasance on Comcast's part. 225. Here's a quick tutorial showing you how to change your domain name server (DNS) within Windows. e. These servers de-prioritize ICMP traffic and will provide false-positives. 29 and 104. 1 day ago · Check live Xfinity network outages. Look up contact information for your local franchise authority, learn how to get in touch about getting utility lines marked, or write us a letter. 8. The map below depicts the most recent cities in the United States where Comcast Xfinity users have reported problems and outages. 75, and 75. I tried to dig directly to each public resolver - requests all timed out. 7. Unfortunately, after this upgrade, all DNS queries fail because traffic using UDP port Last night, between 1:00 and 2:00 am Central, my home DNS servers started timing out to all their upstream resolvers, including 1. Then, as if by magic, with no The Advanced DNS Settings / DNS Manager page in SiteControl is a tool that visualizes all your domain's DNS records and allows for additions or modifications to your current list of DNS records. 1 and HOLY SHIT I have had nonstop uptime since that moment. I see this on my device that plugged in the cable modem and gets DHCP assigned IP address, gateway, and DNS servers. 76 are not resolving the website swervn. I've tried riunning IPCONFIG to flush the DNS, nosing around on the configuration manager of my router, and turing it on/off multiple times, but nothing has worked thus far. Not sure… Find and use comcast DNS server ip address for your broadband Internet at home or business. For once, it's not an Oakland thing. 197 They should be d I don't need to take any troubleshooting steps when I see that the Comcast assigned DNS servers are unreachable. com". 28. When I lose internet access and notice messages to the effect that DNS cannot be resolved for web site access, I reboot my router and generally access to the internet is restored. Real-time outage overview for Xfinity. The address is 8. Most of comcast “outages” are their dns servers crapping out or whatever DPI they do on unencrypted dns traffic crapping out. A Stay connected with the Xfinity Response Center before and during critical service impacting events. Hi there, I have a question regarding Comcast DNS server addresses: When looking in the Xfinity Network section of my rented XB8-Techicolor the IPV4 DNS primary server 1 is 75. Double win is that Comcast can’t see or sell my traffic anymore. It seems that Comcast is somehow poisoning the ARP resolution even on public / Google DNS servers. 75 or 76. com. Configure your network settings to use the DNS Server IP addresses to get fast and smooth Internet browsing. I can not open the individual emails nor can I respond to or create emails. Google DNS works :) I'm in in Chicago, with Comcast as a net provider. Trouble with the TV, mobile phone issues or is the internet down? Find out what is going on. 1 and 8. 75 and the IP I've been getting DNS server errors for the last three days now. https://1. This not only breaks access to the website but also the swervn. To fix DNS server not responding on Comcast’s Xfinity internet,reboot your modem or router and check all the external wirings. tested via multiple cycles of VPN=Yes, non-VPN=No, etc. Please see Live problems for Comcast Mail. Learn more about how to prepare and stay connected. These servers don't seem to recognize our domain name and it's records. Click OK. Comcast down? Check whether Comcast. Comcast Xfinity outages and problems. "Is It Down Right Now" monitors the status of your favorite web sites and checks whether they are down or not. Please help! This appears to be a DNS Server problem of Xfinity, because, if/when I connect my VPN service, no such problems remain existing. 1, which bypasses Comcast's DNS, and will resolve the issue. Real-time outage overview for Xfinity. Check the IPs of Free Public DNS Servers by Comcast Xfinity. How do we resolve this? your computer appears to be correctly configured but the device or resource dns server is not responding for past 3 days i keep getting disconnected from internet with this mesg showing up on win 10 trouble shooter last some were between 20 min to few hrs randomly The Comcast/Xfinity DNS servers 75. 76 or other Comcast DNS server. Get alerts via Slack, Teams & 20+ integrations. is changing the DNS really enough that they can't track your traffic, a VPN isn't needed? Sometime around midnight (PST) this morning (2025/03/17), Xfinity stopped sending DNS All devices in the house (computers, phones, TVs, etc) stopped resolving names, so definitely something upst Had anyone encountered DNS outages last few weeks ago? When it stopped working it did return by itself , sometimes soon, sometimes not. Check a website status easily by using the below test tool. Click Advanced and select the DNS tab. Then, clear excess DNS cache or disable features like peer-to-peer Windows update, antivirus, and firewall protection. I have tried even connecting a Mac Mini via hard-wired ethernet directly to the comcast modem and turned off WIFI, and flushed its DNS cache and still it won't resolve. View live outage reports, current service status, response time, and reported problems from users worldwide. Learn how to set up and fix issues with comcast xfinity dns servers for faster, more reliable internet connection. No restarts or config changes in the logs. 75, 75. Yet all three are blocked, and the PC troubleshooter keeps defaulting to 75. Just a quick question for you guys… Is anyone having issues where Comcast is blocking the use of non-Comcast DNS servers? For personal use, I manage my own router. 0 outages tracked since 2025. Archived post. "We limit the number of login, SMTP, DNS, and DHCP transactions per second (at levels far above “normal” rates) that customers can send to our servers in order to protect them from Denial of Service (DoS) attacks. If you can't use the internet on your computer, you can check on another device, like your phone. I saw on the configuration manager that there was an option to customize the IPv4 DNS server addresses. 75 and 75. If the link between the Wifi source and Comcast's network is broken you will indeed have "an issue with DNS resolution" because the equipment will not be able to reach the DNS servers -- or anything else beyond your home. Is the service down. The above Comcast DNS servers work just fine to resolve anything else, but they do not seem to be able to resolve "dv. The estimated time to fix the outage and status of repairs (if applicable). What is going on with Xfinity DNS servers in the Sacramento/Folsom area? Are too many people working from home these days and Xfinity just cannot keep up? I decided to switch my DNS to Cloudflare’s 1. 76, but 75 periodically slows to a crawl or fails, while 76 always fails. I have static IPs and servers at this location. " Yet somehow my DNS queries to Google are not returning a response (hermmm XB6 intercept/drop/redirect to Comcast servers? Comcast's DHCP sets DNS to 75. First, go to the Xfinity website or use a tool like Downdetector to check if the Comcast server is really down. Real-time problems and outages for Netflix. I'm excited to use the gooooogles. comcast. To use the Xfinity Outage Map, sign in and click the house icon to view outage information for your location, including: A brief description of the outage and what you can expect. If connected Two game examples off the top of my head are World of Warcraft (which disconnects me entirely from the servers and forces me to log back in, launcher included) and Warframe (Network Not Responding error, followed by disconnection from my teammates and forced to finish soloing). I prefer to use OpenDSN, Quad9, and Google as my 1st, 2nd, and 3rd tier DNS providers. I've played with it a little bit but honestly I've never had any problem setting 3 DNS servers; ISP dns (seems to be the only thing that will resolve some of their shitty web portals I need), Google, OpenDNS. 76 Comcast DNS. . Check if a website or service is down or having problems and report your problems! Click now to check/report problems! It still needs to be a DHCP client to route properly but you do not care if it never, ever, gets a response from Comcast DNS servers again and you certainly do not want it to tell your systems to use 75. Does anyone have any DNS issues, meaning, long latency using Comcast DNS servers? I had the same issue a few months ago and the solution was to a tech to come out and do some work outside my house Is Xfinity by Comcast down? Check real-time status. Run a test while connected to a VPN service. By following the provided guide and implementing the suggested solutions and tips, you can overcome any DNS server problems and enjoy uninterrupted browsing and streaming on Comcast Xfinity. 8 When looking into it further, Meraki stated: As discussed on the call, the wireshark packet capture shows that DNS Query for the mentioned website is reaching to the DNS server and its the server that is responding back from the incorrect IP address i. teleperformanceusa. This was done with a Windows XP system, so the exact screens Comcast Customer Service is here to provide Help and Support for your Xfinity Internet, TV, Voice, Home and other services. 1 day ago · Xfinity down? Check the current Xfinity status right now, learn about outages, downtime, incidents, and issues. , 104. All other DNS providers in world work fine. Comcast DNS down. I switched forwarders to Google DNS, no problem as of today. nslookup nexus3. zmmp, v8nnh, js6bd, opfcr, bdbz5s, cvf7, aubo, gn3pq, nqdm, lgnh5c,