Information about DNS and network
Is there a registry setting to set a fixed port for DNS to DNS query and responses? We’re in a pretty sure environment and ports being randomly chosen between 49152-65535 makes it a bit difficult to lock things down. DNS 53 works fine. This is for DNS to DNS requests. Like kicking off DNS Manager … Read More “2008 R2 – Fixed DNS to DNS query ports?” »
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I have two servers each running a copy of my website. The site has very low traffic and is basically a resume/blog. I want one server to failover when the other times out. Whats the dirt cheapest option to fail over my DNS to the working server without human intervention? submitted by /u/BillOwnz [link] [comments] … Read More “Poor mans failover?” »
Okay. So I have an unique problem. I work for a company and we are trying to block all DNS traffic that is not allowed in our company. Solution is easy enough, kill it at the firewall. We want to understand all of our ‘bad’ traffic before killing it so we don’t break anything. We … Read More “DNS Root Kit Issue” »
Didn’t know there was a dns subreddit. Here is a copy from https://www.reddit.com/r/sysadmin/comments/44riuh/cant_change_fr_domain_name_owner/ Hi! We are having troubles with changing a domain name owner from a .fr domain. The domain already has our nameservers, only problem is that the current domain name owner is still listed in WHOIS as the company who has previously registered … Read More “Can't change .fr domain name owner” »
I’m having issues communicating with recently added session hosts (before was using one server with all the roles running just fine). I suspect the issue lies with trying to resolve hostname rds.externalsite2.com from sessionhost.site1.com as I never have issues with deployments using the domain name for the different server roles. Can i just create an … Read More “RDS Deployment using different domain for FQDN” »
Hey guys, Just started a bit of a hosting biz to make a little extra income from my consulting work. I have a problem! Every registrar I’ve talked to is refusing to let me use my own NS records because “my server doesn’t exist.” I can’t change my client glue records because “my server doesn’t … Read More “Every registrar is rejecting my compan's name servers.” »
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