Information about DNS and network
I came across a record on a client’s domain recently that was something I had not seen before. It seems to validate, but I am unsure why it would be configured this way. Does anyone know what the purpose of this would be? They are basically a Google Workspace user. They have two TXT records … Read More “SPF Record Include and DNS Question” »
This is something I asked in another group but I think this subreddit is the place to ask Surge in eMail traffic, DMARC aggregate reports reported it… 2 days later 😉 NORMAL I found really cool that my new DMARC Online reporting provider (uriports) reported a surge in email traffic, cool. I didn’t expected … Read More “Best / different ways to get Live Feedback on Spoofing attack” »
Hello I forgot to turn off DNSSEC when transferring my domain and now nothing is resolving. How do I fix this? Do I just need to wait it out? submitted by /u/XxXBOBBY99ASXxX [link] [comments] Powered by WPeMatico
On dnscheck.tools, it no longer gives my ipv4 address on my verizon wireless dns or my isp ipv4 dns. This happens on all my devices. It started a few days ago. It does give them on cloudflare, quad9, and all other public dns that I’ve tried. Why is this? submitted by /u/kdbtiger [link] [comments] Powered … Read More “dnscheck.tools no longer gives ipv4 dns for Verizon” »
If I have DNSSEC turned on with a domain registrar, does adding Cisco Umbrella for dns protection add an additional layer of security or is it partially or completely redundant? I’m guessing it’s still going to serve a purpose amd prevent DNS type threats from reaching endpoints, but I wanted to try and verify that … Read More “Cisco Umrella” »
Hey all, I posted a similar question yesterday but i don’t think i was being clear so I’m creating a new one to be more descriptive. I’ve created a virtual environment on Hyper-V to test pfsense and learn its functions. So my main network is on 192.168.1.1. All my regular desktop, laptop and phones are … Read More “How to get NO-IP ddns url to go to a different private IP other than what the main router is set to?” »
Hi everyone, Previously I have made this reddit post: – https://www.reddit.com/r/dns/comments/198o0f3/comment/kidd2qy/?context=3 Last time I wasn’t having enough clarity with this issue to explain, but right now I think I could explain more about this issue. I’ve also made a post regarding this issue on r/exchangeserver in hopes there’s a solution for this issue on my … Read More “Fixing My Customer’s Domain to Enable Seamless email Delivery.” »
Hi, I’ve been updating a bunch of clients DNS records to comply with the new Google/Yahoo email sender requirements. I have one situation where I have run into an issue – the clients domain host, where it seems I have full access to the DNS, is not verifying any records added. Their support have told … Read More “Name server problem/confusion – help pls” »
Created a Pfsense lab to practice some networking stuff and working on creating dynamic dns within the Pfsense. However, when i setup dynamic dns, it goes to my router’s main private IP which is 192.168.1.1… Is it possible to change it so that it goes to another private IP (my pfsense 10.0.0.1) when i type … Read More “Dynamic DNS – is is possible to forward to a different private IP?” »
Hello We recently started having issues where clients on a client VPN do not update A record in our Windows DNS. All clients on LAN work without issue. Client gets a DHCP address. DNS A record is updated immediately Most clients on client VPN update A records immediately Recent clients on client VPN do not … Read More “update of client A record problem” »