Back in 2021, Facebook and its related sites went offline for a while because of a BGP issue that prevented access to their authoritative DNS servers. I always thought that public resolver services (not the same as authoritative) used multiple IP addresses with separate ASNs to maximise resiliency so that if internet routing for one … Read More “Public DNS Resolver ASN Question” »

Running Windows Server 2022 We have multiple sites each with their respective domain controllers. The domain controllers have bgp peering with the local cores that act as RR servers with all distribution and routed access nodes as RR clients. When following the windows guide there are certain settings that appear to be intended to not … Read More “DNS Anycast across multiple sites causing replication issues” »

So I have two DNS servers running different versions of Bind, and they are answering differently on a classless reverse DNS query, despite what I think are very similar configurations, and I’m not sure why or if this is a problem. They are both non-recursive authoritative servers. For reverse DNS, we host both the class … Read More “Classless reverse DNS – direct host query returns CNAME, not PTR” »

Hi! I have: a domain mydomain.ca registered with register.ca, NS is set to siteground nameservers hosting at siteground a video conference server running on EC2 How can I make it so the video conferencing server (it gets started up and shut down on a schedule) is accessible via a subdomain like conference.mydomain.ca? I’m thinking I … Read More “DDNS type setup with existing registrar/host and route 53” »

Edit: Solution at the bottom of this post. Per the subject. My current setup only resolves domainname.com. www.domainname.com gives a 522 error. My Setup: Setup a repository on GitHub, added it to CloudFlare pages. domainname.pages.dev resolves properly. Registered domainname.com via CloudFlare. In CloudFlare, domainname.com > DNS Records > set 2 records Type: CNAME, Name: domainname.com, … Read More “How to setup DNS Records on CloudFlare such that both www.domainname.com and domainname.com point to the same GitHub webpage?” »

Can you suggest DNS that is fully customizable (for kids restriction)? I only know NextDNS and ControlD. Also, if i were to use the two mentioned, what are the advantage and disadvantage? submitted by /u/Aidzeer [link] [comments] Powered by WPeMatico

I am trying to set up bind9 using views, and thought I had it configured correctly based on what I’ve seen online, but I keep getting a error when starting: /etc/bind/named.conf.default-zones:2: when using ‘view’ statements, all zones must be in views I haven’t added duplicated listings for the zones in each view, is that required? … Read More “Bind9 and view problem” »

According to “Microsoft Specialist Guide to Microsoft Windows 10-1e-wright/9781285868578PF/)” (2017), PTR records are not commonly implemented for IPv6. The reasoning is not explained, and I can’t seem to find anything on the web to back it up. Is there an explanation for this claim? submitted by /u/NOICEST [link] [comments] Powered by WPeMatico

Good morning friends in the r/dns thread. I’m not the most familiar with DNSSEC and was hoping I could share my situation and confirm my thought process with the experts here. My company currently has two domains managed by easyDNS, with their original registrar being GoDaddy. We were alerted that our DNSSEC was incorrectly configured … Read More “DS Record Help” »

Hi, I have my project running on AWS EC2 instance which is working with IP address. But now I am thinking of getting one step ahead and getting this project a domain name. Can onyone of you suggest me, where should I get going for setting up a new domain which can be directed to … Read More “Free DNS and registration help” »