Information about DNS and network
I’m sure I’m missing some fundamental thing as I’ve just been hacking my way through this on a whim, so maybe you all can point me in the right direction. I have used namecheap’s basic dns to set these records: For example.com: A @ 10.10.10.10 A ns1 10.10.10.10 A ns2 10.10.10.10 NS mail ns1.example.com With … Read More “apiscp with powerdns seems to be working, but namecheap won’t let me” »
Ok, I’m not an expert on the subject, but does this make sense(addresses and names changed for security resons): [tba@donnager]$ dig -x 120.21.240.78 ; <<>> DiG 9.11.26-RedHat-9.11.26-6.el8 <<>> -x 120.21.240.78 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6603 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: … Read More “Multiple PTR records in reverse lookup, is that notmal.” »
Hi, I hope it’s OK to post my GitHub project here as it meets the topic of this sub. I’ve built a secure and trustworthy NLnetLabs Unbound Docker image. It supports DNSSEC, is sealed with chroot, runs with a non-root user and exposes only unprivileged ports. It is intended to provide a hyperlocal setup holding … Read More “Alpine Linux Based Unbound Hyperlocal & DNSSEC Validating DNS Server Multiarch Docker Image” »
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Can this be weaponized ? Please, god, no submitted by /u/interdimensionalmeme [link] [comments] Powered by WPeMatico
Noob questionissue I have a website called ballmason.com that I manage through GoDaddy for the past while. I recently spun up a domain controller on a domain called ballmason.com When I open up my browser and go to ballmason.com I was getting an IIS splash screen and all my users inside my domain were unable … Read More “ERR_Connection_Refused” »
Somewhat new to opendns, I used to notice a few DNS requests like www.facebook.com or graph.facebook.com and assumed that this was just something that may pop up if you are using a game app for example or an article website that has a “share” to Facebook link at the bottom. However only as of the … Read More “If something like Facebook is coming back with hundreds of DNS requests, does that mean someone in the house is using Facebook?” »
Hi. I have a bunch of DKIM records on my domain. Some i know are valid but others are old and i don’t need them anymore. The problem is i don’t know wich ones are the valid ones. All of them start with a string of numbers (101010.domainkey.mydomain.com.) and can’t find a way to see … Read More “Identify DKIM Record” »
Hello! I’m currently studying network infrastructure, and I have a feeling that my textbook’s explanation of what zones are in DNS is a bit unhelpful. For example, here’s the given definition for a primary zone: “A DNS zone containing a read/write master copy of all resource records for the zone; this zone is authoritative for … Read More “Confused About What Zones Are” »