Information about DNS and network
I run a bind instance at home, mainly just to tinker and do some rudimentary DNS filtering on my kids’ devices. Recently, I’ve been getting Chrome “Certificate Revoked” errors every time I click on an ad. I checked the cert, and it’s a Startcom cert, which most browsers have started rejecting due to some shenanigans … Read More “Strange DNS issue with Google Ads” »
I recently installed WordPress on an ec2 instance using BitnAMI and all was well but running a bit slow after I setup the elastic IP for the domain dns settings. I stopped the instance to upgrade the instance type hoping this would help, and when I restarted the instance the site and admin site would … Read More “Newb Question” »
I am currently deploying a web app that I built for a small business. The app is intended for use exclusively from within the company’s internal network. It uses “Log in with Google” to authenticate users since the company uses Google’s G Suite (employees have their employee@company.com email through Google). This way users can just … Read More “Will using DNS to redirect a subdomain to an internal server where our web app is hosted cause problems when trying to access our TLD from within our network?” »
Hi all, DNS noob here. It looks like the router is intercepting and tinkering with DNS queries. Can someone verify this or am I too paranoid and there is just some misconfiguration on my side? Here is my setup: Router/Gateway/DHCP-server @ 192.168.2.1 Pi-Hole running dnsmasq @ 192.168.2.101 Client machine @ 192.168.2.103 Pi-hole with dnsmasq is … Read More “Is my router intercepting DNS queries?” »
A recent test my company conducted showed that at the 95th percentile, DNS lookups of my site’s domain take about 1.1s. Our target for our page starting to render at p95 is 1s so obviously 1.1s for DNS is a problem. What can I do to speed it up? We use AWS. Our domain in … Read More “How can I speed up my users' DNS resolution?” »
Anyone know a free alternative to Opendns submitted by /u/johnslane12 [link] [comments] Powered by WPeMatico
Hello! Can you guys help me? I just noticed my NS SOA records doesn’t match. Of course, I tried to update these settings over cPanel/WHM. But nothing happened, the issue still persist as you can see: http://intodns.com/brohosting.eu Do you know how should I solve this? Thank you! submitted by /u/sqpp [link] [comments] Powered by WPeMatico
Hi, I’m currently using AWS Route53 to host about 400 zones. A few of the zones have more than 100 records and one of the have more than 3000 records (legacy, don’t ask). Being spring and all, I thought I would like to do a bit of spring cleaning and remove obsolete records. But I … Read More “Spring cleaning records on AWS Route53… Suggestions?” »
Hi all, what I want to accomplish is the following: I have a DDNS domain, dummy.ddns.net. I also own a much shorter, nicer domain, dummy.com. I would like to point dummy.com to dummy.ddns.net. However, I want my email to be addressable as email@dummy.com. When I initially tried this, it didn’t work out well. The MX … Read More “Mail to domain, but domain CNAME to a DDNS domain?” »
submitted by /u/rfdevere [link] [comments] Powered by WPeMatico