where is this /run/dnsmasq/resolv.conf getting 1.1.1.1 populated from ? $ cat /run/dnsmasq/resolv.conf nameserver 1.1.1.1 nameserver 127.0.0.53 I checked dpkg for resolvconf installed $ sudo dpkg -l resolvconf Desired=Unknown/Install/Remove/Purge/Hold | Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend |/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad) ||/ Name Version Architecture Description +++-==============-============-============-================================= ii resolvconf 1.82 all name server information handler and dnsmasq version is : # dpkg … Read More “where is this /run/dnsmasq/resolv.conf getting 1.1.1.1 populated from ?” »

Hey everybody, I feel dumb having to ask this, but could really use some guidance. I’ve not played around with DNS much. In a nutshell, I want to set my server (running Bind9) as a DNS server on a few machines where I want, say, “fake.com” to resolve to my server’s IP instead of the … Read More “Bind9 responds differently depending on my IP?” »

Dumb question, been trying to learn DMARC for a work ticket that I haven’t touched before. I need to add a server IP of a web host that needs to send on behalf of their domain which is run on local exchange. Client only uses Vipre mail as 3rd party filtering. Currently got a txt … Read More “Changing SPF record. Is this right? Feels too simple” »

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

I recently bumbed into this website that basically gives you a subdomain and you can mess with the DNS of that subdomain as much as you like. Mess it up. Screw it up. Break it. Make TTL’s of a year and see what that does. Try a CNAME to an IP. And the records really … Read More “Useful website to screw up DNS and learn from it.” »

How can we use nslookup or dig to find out if a subdmodain has been properly delegated? submitted by /u/Oxffff0000 [link] [comments] Powered by WPeMatico

Suppose I want to add my own “com.” domain entries. So when I’ll use my dns server to get my imaginary domain name “testtest.com” I expect it to return my entry. And at the same time when I query some real “com.” domain I want my dns server to be recursive and get public domain … Read More “DNS server with custom entries” »

Trying to figure out if unbound is forwarding to 1.1.1.1 , 1.0.0.1 or it is querying the root servers. Using tp-link AC SOHO router so netflow or full packet capture won’t do. Sniffer or Tap is not an option as well, unfortunately. ​ Is there any way to check this from unbound itself ? submitted … Read More “Unbound – how to analyze which servers is querying” »

Edit: Three brain cell struggles today. /var/nsd/etc/nsd.conf had zonefile: “slave/%s.signed”. When I fixed that it started working correctly. For some reason NSD is creating a signed reverse zone for one of my zones, but not the others. I have restarted NSD on both servers, and cleared out /var/nsd/zones/slave/ on the slave server before restarting NSD. … Read More “[Quesion] nsd-control write creating signed reverse zone” »

I’m not sure if this a Wi-Fi or phone issue but only Cloudflare (one.one.one.one only, not even the full version) works on my Wi-Fi. Over data Quad9 works and I’m trying to switch to that Any suggestions? submitted by /u/New-Personality-206 [link] [comments] Powered by WPeMatico