Comcast dns servers

DNS: root name servers Application Layer: 2-5 official, contact-of-last-resort by name servers that can not resolve name incredibly important Internet function •Internet couldn’t function without it! •DNSSEC –provides security (authentication and message integrity) ICANN (Internet Corporation for Assigned Names and Numbers)

Comcast Business accounts come with a so called "security feature" that is commonly refereed to as a 'Transparent DNS proxy' (aka DNS Hijacking) Even if you specify your preferred DNS servers, Comcast will hijack your queries. You can test if your queries are being hijacked here: https://www.dnsleaktest.com.As for Comcast DNS, well I will let our servers speak for themselves. I am interested in how folks are comparing DNS response times and reliability. What kind of metrics or tests are people using ...I went into the router settings and selected "Use these DNS SERVERS" I entered 1.1.1.1 as the primary and 1.0.0.1 as the secondary. This is a new DNS server provided by Cloudflare. After saving my settings and rebooting my router, I checked my iPhone, iPad, and Windows 10 PC to see what DNS servers they were using.Comcast recently had an outage in my area. I never tested this prior to the outage. I am pinging comcast dns 75.75.75.75 and notice timeouts after 5-6 icmp request. ... The problem may be more than just their DNS servers. If it is just the DNS servers, you could use other DNS servers until the issue is addressed. - Tom SOLUTION. Tom Scott.If you have a Comcast account, odds are good that you get one or more services through Xfinity, a Comcast subsidiary that provides Wi-Fi, cable and digital TV packages, mobile service and more.

I have a Comcast RCA internet&phone connection - it's internal DNS settings are: RCA DHG536G 75.75.76.76 / 75.75.75.75 We have a new DLink DIR860L router connected to the Comcast unit. I have done the OpenDNS setup with 208.67.222.222 / 208.67.220.220 There are only two DNS entry spaces.Somehow, the 2001:558:feed::1 IPv6 DNS server is trying to redirect my website to some other IP. This behavior seems EXTREMELY fishy to me. Domain name is registered through GoDaddy, and the DNS is handled by GoDaddy's DNS servers, which points to my IP address where the site is hosted. The site is actually hosted on a …§Comcast DNS servers alone: 600B DNS queries/day §Akamai DNS servers alone: 2.2T DNS queries/day. 6 Thinking about the DNS humongous distributed database: §~ billion records, each simple handles many trillions of queries/day: §many more reads than writes §performance matters: almost everyRun a test to 75.75.75.75, 75.75.76.76 or other Comcast DNS server. These servers de-prioritize ICMP traffic and will provide false-positives. Run a test to your modem/gateway's external IP address while on your network. Run a test while connected to a VPN service.Domain scan report COMCAST.NET: Whois, DNS, MX and web server technical analysis on domain name comcast.net. Domain scan report COMCAST.NET: Whois, DNS, MX and web server technical analysis on domain name comcast.net ... 220 resimta-c1p-044889.sys.comcast.net resimta-c1p-044889.sys.comcast.net ESMTP server ready Starttls yes Dane yes Mail size ...DNS is just the system used to determine what the IP address of the site you put in your browser/app/whatever. Computers talk to each other by IP numbers not names. Unless you're using a VPN, your traffic is still going to Comcast's servers in a way that they can determine where it is that you want the traffic to go. The problem is the Comcast modem is handing out IPv6 DNS to Comcast's DNS servers which is resulting in traffic trying to go out 74.123.123.45 and back in instead of the internal routing that is setup; despite the DHCP scope handing out the IPv4 DNS; its like the IPv6 is overriding IPv4. Its a little more complicated in that the DNS forwarders ...

Comcast Business SecurityEdge™ requires Comcast Business Internet and compatible leased router. SecurityEdge will not work when connected via public WiFi and may not work if connected to virtual private network technology or non-Comcast DNS servers. [Certain features such as customized web filtering will not be available if connected via ...If you need IPv6 rDNS you do need to contact Comcast support. If you have a very small number of hosts with fixed addresses, you can rely on Comcast DNS servers and provide that short list to support. If you have a lot of hosts with fixed address, then a better idea is asking Comcast support to set up IPv6 DNS delegation for the rDNS zone.We programmed the WAN interface on the SonicWall with the one of the static IP addresses in our range, the subnet mask of the static IP and the gateway. The gateway IP belongs to the ComCast gateway. We also used ComCast's DNS servers and also added 8.8.8.8 (Google) for the 3rd one. After that all was well in the world.Click the File menu (Outlook 2010, 2013, 2016 or 2019) or Tools menu (Outlook 2007). Click the Account Settings button. Select your Xfinity email address and click Change. Click More Settings in the lower right. Click the Advanced tab. Change the Outgoing Server to 465 or 587. Make sure TLS is selected or checked as the encrypted connection.Primary DNS server is local windows server (DNS ). Secondary DNS server is our ISP DNS ( comcast). As part of testing at home I was using cloudflare DNS servers: Cloudflare has 3 options. 1.1.1.1 and 1.0.0.1 No filtering. 1.1.1.2 and 1.0.0.2 Malware filtering. 1.1.1.3 and 1.0.0.3 Malware and adult content filtering.DNS is just the system used to determine what the IP address of the site you put in your browser/app/whatever. Computers talk to each other by IP numbers not names. Unless you're using a VPN, your traffic is still going to Comcast's servers in a way that they can determine where it is that you want the traffic to go.

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Then after changing your DNS server. Ask for and IP change on your network provider so they can't access your IP just don't connect any site,VPN,Server related to your old company to avoid detecting you. The DNS is not legit but based on many users. It belongs to comcastXfinity by Comcast outages reported in the last 24 hours. This chart shows a view of problem reports submitted in the past 24 hours compared to the typical volume of reports by time of day. It is common for some problems to be reported throughout the day. Downdetector only reports an incident when the number of problem reports is significantly ... Forum discussion: Does Comcast have a list of DNS servers that customers can use when &quote;automatic DNS server&quote; doesn't work. I am currently using the Google Public DNS server. But, is ...Those replies include Comcast DNS servers. ICMPv6 Option (Recursive DNS Server 2001:558:feed::2 2001:558:feed::1) That had the systems on my LAN sometimes going out to the Comcast IPV6 DNS servers that know nothing of my local DNS. I have banished the cable modem off to a separate LAN behind another router until it learns to play well with others.Can't change DNS from default Comcast. I have 2 AX4200 nodes and I've gone into the Linksys settings under Connectivity to update DNS 1 and DNS 2 to the Cloudflare IP addresses. However, it doesn't appear to be working. When I look under Wifi Details in the DNS section on my MacBook or my Dell, they both say the DNS server is hsd1.mn.comcast.net.

DNS Checker provides a free DNS propagation check service to check Domain Name System records against a selected list of DNS servers in multiple regions worldwide. Perform a quick DNS propagation lookup for any hostname or domain, and check DNS data collected from all available DNS Servers to confirm that the DNS records are fully propagated.Overview . This article describes best practices for configuring DNS servers on the WAN interfaces of all Cisco Meraki products. One of the most common DNS configurations when assigning a static IP address to a Meraki device is to use one ISP-provided DNS server and one well-known public DNS service such as Google (8.8.8.8).And other DNS servers also cache entries, also. E.g., suppose Mary is a Comcast customer whose system connects to martijn.example.com. Her system may query the Comcast DNS servers to get the IP address for the website. So now the Comcast servers know the IP address that goes with the FQDN. Another Comcast customer, Bill, also wants to visit ...Reverse DNS Lookup Tool. The Reverse DNS Check tool queries the given IP to resolve to a hostname. The hostname is anything like a normal domain or sub-domain, i.e., google-public-DNS-a.google.com. This hostname is Google's hostname against IP 8.8.8.8, which is Google's public DNS IP. If you enter your IP, it might point to the hostname of your ...Check and confirm if the privacy warning will disappear. If that doesn't help, try changing the DNS servers on the router to 8.8.8.8 and 1.1.1 (Under Advanced > Network > Internet).1 manually, then go to the Wi-Fi Settings of your devices, forget/delete the network, then reconnect to it again. PF7O • 2 yr. ago.So far, all the other DNS servers that I've tested against resolve. IronPawsLLC.com is a HostGator VPS4000 running CPanel, Centos7, and PowerDNS authoritative. CPanel and HostGator have repeatedly looked at it. Comcast says they don't know what's going on. IronPawsLLC.com's IP, 162.240.41.15 is not on any blocklists, …If you can't enter static DNS server addresses, then you cannot configure OpenDNS on the router. You can still configure it on the end devices, or on an additional router behind the ISP device. 0We use Cookies to optimize and analyze your experience on our Services, and serve ads relevant to your interests. By selecting Accept all, you consent to our use of Cookies.I'm using a Netgear Nighthawk home router, and whenever I try to change the DNS server to a non-Comcast one (I'm trying to use AdGuard DNS) the router loses its internet connection. 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 ...Mine's a TL-WR740N, FWIW. I just went to DHCP > DHCP Settings, clicked Enable, and used Google's DNS servers for the primary and secondary DNS (8.8.8.8 and 8.8.4.4). - Mu Mind. Nov 18, 2014 at 5:42. Add a comment. 0. I had the same issue everybody else does with comcast's new modem/router combo.

Cached, max 1 week old. SPAM and blocklist databases. 2023-10-06. Whois information. 2023-09-18. See all details about IP 75.75.75.75. | PTR record is cdns01.comcast.net. This IP is hosted by Comcast Cable Communications, LLC (AS7922) and located in the country United States.

Comcast Business appears to be enforcing SOA lookups on all DNS requests, regardless of chosen lookup server. This has two impacts, one is much easier to work with than the other and has a smaller impact. The other has a much bigger impact but is more difficult to diagnose. Issue 1) I am preparing to move DNS service from one server to another.DNS delays after rebuilding network. A switch from DSL to Comcast HSI and a few cable routing changes has me rebuilding, testing and troubleshooting our small network. At the moment everything seems to be close to where it was before except for one showstopper: DNS response sometimes freezes, making for an awful network experience.FYI 75.75.75.75/6 is a Comcast DNS server. The problem most people are having is probable a DNS amplification attacks. Had to fix on our end, comcast needs some work. - 2013-10-18 This 75.75.75.75 made an invalid connection and when I tried to open mail I was asked for my password. THIS IS A HACKER.DNS: root name servers Application Layer: 2-5 official, contact-of-last-resort by name servers that can not resolve name incredibly important Internet function •Internet couldn’t function without it! •DNSSEC –provides security (authentication and message integrity) ICANN (Internet Corporation for Assigned Names and Numbers)- I announce the DNS servers both on IPv6 and IPv4 addresses (yep, that's legal) - I announce my DNS domain - it's not a real domain in the world but since I have my own DNS server which is authoritative, all of my systems believe it is real and as long as comcast never creates the domain home.comcast.net, I'm golden.DNS security services have delivered 100% uptime since 2006. 7 M. Blocks more than 7 million malicious domains and IPs while delivering high performance. 60 k.Primary DNS Server (IPv6): Secondary DNS Server (IPv6): WAN Link Local Address (IPv6): fe80:: (removed) ... Please click on my handle (Comcast_Gina) and send a private message with your name, the business name, the complete service address (including city, state, ZIP, suite number, etc), and the phone or account number. 0. 0.If the Comcast DNS server (or whatever DNS you're using) can't resolve an IP address for the requested host, it may instead return an IP address for a web server operated by the same provider. If the DNS resolution request originated from a web browser, the browser will send the HTTP request to that IP address - which will then state that the requested …ip name-server 8.8.8.8 ip name-server 8.8.4.4!! ip vrf EDI! ip vrf mgmtVrf!! power redundancy-mode redundant!!! spanning-tree mode pvst spanning-tree extend system-id! vlan internal allocation policy ascending!!! interface FastEthernet1 ip vrf forwarding mgmtVrf no ip address speed auto duplex auto! interface GigabitEthernet1/1! interface ...

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Run a test to 75.75.75.75, 75.75.76.76 or other Comcast DNS server. These servers de-prioritize ICMP traffic and will provide false-positives. Run a test to your modem/gateway's external IP address while on your network. Run a test while connected to a VPN service.In order to have local DNSSEC validation, I set up a Raspberry Pi (having a static IP) with Raspian Jessie and unbound to offer a DNS server to my LAN. After I looked up some tutorials and howtos, I came up with this configuration that seems to work: # Unbound configuration file for Debian. # # See the unbound.conf (5) man page.In today’s digital age, email has become an essential part of our personal and professional lives. Whether you are sending important business communications or staying in touch with friends and family, understanding how to find your email s...I've been getting DNS server errors for the last three days now. 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. I saw on the configuration manager that there was an option to customize the IPv4 DNS server …While troubleshooting slow DNS response on my home network I came across this problem. About a year ago, I set up a local DNS server to facilitate file sharing/VNC etc. I also set the DNS server to forward non-authoritative queries to Google DNS, and set my DHCP server to hand out the local DNS to clients on the network.However, throughout the day Internet continues to drop and I noticed DNS disconnection throughout the day via my ruckus unleashed app. I experience this issue directly connected to Comcast Wi-Fi or Wi-Fi connection with the ruckus. I have a ruckus switch connected to Comcast router. I have troubleshooted it with the ruckus provider and there is ...The UC560 pulls DHCP from Comcast (the client does not have a static IP with Comcast). Unfortunately, the Comcast DNS servers are crappy, and we usually put our clients on opendns.org servers (208.67.222.222 and 208.67.220.220). I'm on CCA version 3.0(1), and there appears to be no way to set the WAN to DHCP, but specify DNS.Could someone comment on the privacy implications of leaving Comcast's Search Domain entry, i.e. hsd1.il.comcast.net. Wouldn't this cause your searches to be logged by Comcast regardless of your DNS server entries? If you want to use another DNS like Google/Cloudflare/OpenDNS shouldn't you use their Search Domain? ….

If your router is just passing Comcast's DNS servers then you can issue an ipconfig /all at the command line and it will tell you (Comcast's servers would be 68.xx.xx.xx not 192.168.xx.xx) If your router is passing itself as the DNS server, then you should be able to go on the router's admin interface status page and see what DNS servers it got ...While trying to troubleshoot I've setup some public dns entries that point to private ips (192.168.1.x) and found that comcasts dns servers (75.75.75.75,75.75.76.76) will not resolve those hosts for me. But, hosts pointing to public ips on he same domain DO resolve properly. This leads me to believe that comcast is filtering dns requests that ...Sign in to the Xfinity app with your Xfinity ID and password. Select WiFi from the navigation at the bottom of the screen. Select your network. Select Edit WiFi from the pop-up card to edit your WiFi name and password, change security settings and choose whether you hide or broadcast your WiFi name. Once finished, select Save. WiFi Change WiFi NameThank you for letting us know! There are DNS settings in the Admin Tool for our Gateways. The administration site can be reached here (https://comca.st/3rqlirc). The Admin username, and password will be on the bottom, or back of the Gateway. The DNS settings are under the Advanced menu. Please let us know if that is what you are looking for.The internet is a vast and ever-growing network, and with it comes the need for increased security. A proxy server is a great way to protect your data and keep your online activities private.Somehow, the 2001:558:feed::1 IPv6 DNS server is trying to redirect my website to some other IP. This behavior seems EXTREMELY fishy to me. Domain name is registered through GoDaddy, and the DNS is handled by GoDaddy's DNS servers, which points to my IP address where the site is hosted. The site is actually hosted on a …Some security appliances block the newer TLDs (like .tk, .co, .fishsticks, etc) because they're commonly used by malware. Some of your clients are making queries to a .co domain. That traffic is from your client going to Comcast/Google DNS, it's not traffic from Comcast DNS to your network. hankypinky • 4 yr. ago.We programmed the WAN interface on the SonicWall with the one of the static IP addresses in our range, the subnet mask of the static IP and the gateway. The gateway IP belongs to the ComCast gateway. We also used ComCast's DNS servers and also added 8.8.8.8 (Google) for the 3rd one. After that all was well in the world. Comcast dns servers, [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1], [text-1-1]