Author: firstdns

submitted by /u/shreyasonline [link] [comments] Powered by WPeMatico

I’ve had private nameservers running for years, but had to reinstall them and now they won’t work. One of the things I’ve noticed is that I can’t use my local machine and switch the nslookup to the dns server and do a lookup even though dig works fine on that machine. What am I missing … Read More “Dumb question?” »

Last December, I made a post here introducing dnscheck.tools. Since then, I’ve enjoyed steadily adding new features while simplifying and making the design more responsive for all screen sizes (try it on your phone and laptop!). I see more and more people using the tool every week. The page is still and will always be … Read More “Tool to identify your dns resolvers, check DNSSEC validation, and more” »

I need to buy some names for testing and I have been using godaddy (I don’t wish to use them anymore). Thanks. Dave. submitted by /u/daveFromCbm [link] [comments] Powered by WPeMatico

is there any way this can hgappen? submitted by /u/throw_away298 [link] [comments] Powered by WPeMatico

While configuring AlwaysOn VPN we noticed that we have a DNS resolution issue with two of our DNS servers. For your understanding, all of our DNS servers are also Domain Controllers. We have two datacenters: Datacenter East (DE) and Datacenter West (DW). Each datacenter has two DNS servers. When we NSLOOKUP, de-aovpn.contoso.com from our DNS … Read More “DNS Not Resolving Correctly on Specific DNS Servers” »

A client of mine has a Mikrotik 4G router/antenna (which is also the dhcp server) on the chimney fed on poe on a utp lead supplied from a mikrotik hAP-Lite RB952-5ac2nd (acting as a switch and AP) on the ground floor. This hap-lite then feed other non-mikrotik individually setup WAPs around the property. When I … Read More “DNS weirdness or router weirdness?” »

I’ve never seen a request for a new record which has the same second and third level domain name. Example CNAME record Example.example.com pointing to another.example.com What’s the technical explanation behind why Example.example.com is an invalid record? Thanks! submitted by /u/ShadowShot1 [link] [comments] Powered by WPeMatico

So i have to implement a master and a slave bind9 dns servers, the dns part its kind of working but need to do a load balance – the first request goes to master, the second one to the slave, then back to the master and so it goes – i tryed round robing but … Read More “Help With DNS and DHCP” »

Hi everyone – Do any third party dns resolvers exist in which I could add my own records to as well? I have a ubiquiti dream machine and have a few ptr records that I’d like to add for internal resources. It is my understanding that the ubiquiti does not offer the dns resolver similarly … Read More “DNS Resolver Solutions” »