dns

  1. vs2-free-users

    Free Subdomain provider for my vs2-free

    Hi, i want to mirror two spins of LMDE and Ubuntu on my vs2-free but for this i need a letsencrypt cert and for this i need a full editable subdomain. Did anybody knows a free provider for free subdomains ?
  2. N

    UDP 53

    Hello, I have a small issue. I have a virtual server with Ubuntu Server 20.04.6, and I've installed a DNS server on it. However, it doesn't respond on UDP port 53. It only responds if I use the command "dig @109.XXX.3.X thenarbox.com +vc." Of course, I'm running the command from a different...
  3. B

    Bind9 DNS "partially" working

    Hi, I have an strange issue with bind9 which I can't solve. I have defined my own and local domain, domain.local. In the forward resolution file I have the following entries: domain.local. IN A 172.17.70.1 www IN CNAME domain.local. nslookup resolves domain.local and...
  4. L

    DNS configuration using bind9

    Hello, I am currently encountering DNS configuration issues with bind9. I have installed bind9 and made the following adjustments to the configuration files: In the "named.conf.options" file, I added a new access control list block for my trusted clients, like this: acl "trusted" {...
  5. T

    Blocking Apple DNS

    I want to block Apple services on Apple devices, primarily APNS (Apple Push Notification Service). My plan was as follows: Use a VPS (Virtual Private Server) with Squid Proxy and Adguard in Docker. This way, I can simply go to the Wi-Fi settings on my iPad, configure the proxy and DNS. Up...
  6. F

    Networking

    I'm having an issue with my Linux machine, i can connect to my phone hotspot but can't ping any nameserver or Google, please i need help.
  7. B

    Solved Browser reaches web by domain name but not by IP

    Hi everyone. I have a doubt. If I point my browser to an specific web (let's say facebook.com), it works. So far so good. Now I try to resolve its IP by command line with dig or host commands. dig returns the following: facebook.com. 300 IN A 31.13.83.36 Now, if I point my...
  8. deminart

    Solved Mail does not go to an external address

    Good day everyone. Tell me please. my recent post In short, the mail was not sent to external mail, because. internal domain with the same name. I was advised to make a transport card. nano /etc/postfix/transport_map yagroup.com smtp:[mx.yandex.com] postmap /etc/postfix/transport_map systemctl...
  9. deminart

    Solved Mail does not go to an external address

    I apologize in advance for my language, it is not native) Colleagues, please help with the problem. There is a domain mail on Yandex, conventionally denoted by the name yagroup.com With the same name yagroup.com internal domain. Raised the mail server Debian 11, postfix 3.5.18 at the second...
  10. B

    Solved Weird DNS resolution

    Hi! I made a mistake writing an URL, and instead of writing domain.org, i typed domain.es. My browser pointed to my localhost, showing the Apache welcome page, since I have apache2 installed. If I run dig or nslookup to domain.es, I get: ;; ANSWER SECTION: domain.es. 7056 IN A...
  11. B

    Solved DNS Server does not match in 2 different ways

    Hi. I'm trying to find out which DNS I'm querying. With dig: ;; SERVER: 127.0.0.53#53(127.0.0.53) cat /etc/resolv.conf nameserver 127.0.0.53 However, if I go to my settings, or I run resolvectl status , I get 172.20.18.1 Which one is correct and why am I getting 2 different results...
  12. Terminal Velocity

    How to setup Quad9 DNS on Linux

    I saw this video below today about a DNS middleman and I want to use it on my Debian Cinnamon, but they don't have a guide for Linux on their website (only for Windows and MAC). I use USB dongle router for wireless broadband connection. Any help will be appreciated https://www.quad9.net/
  13. S

    Resolution DNS domian with CNAME

    Hi everyone I did a probe to resolve my entire domian "@" with a cname to another fqdn but I got a message error. As alternative i created a type Cname with "www" without errors, someone did that configuration? Thanks for you advice
  14. S

    DNS load-balancing

    Hi everyone I am in an implementation of a network service, but I got the query if it is possible to do some kind of balancing in the Bind Linux DNS server. Stage Guest endpoint will communicate via wireless to a captive portal to login, this login page is provided by a server with IP example...
  15. W

    Why Does DNS Policy Only Work Every "Other" Time we Test on Linux Machines?

    I created a DNS policy (using the add-dnsserverqueryresolutionpolicy {Powershell cmdlet). This policy enforces an "ignore" any time a resource in subdomain/zone scope B tries to resolve the ip address of a resource located in subdomain/zone scope A. My problem is that the "ignore" only seems...
  16. A

    DNS parent and child zones - which are required

    Hello, i wanted to ask which DNS "zones" are needed to be adjusted in order to change IP of the domain.com hosting? by change i mean so the nameservers the domain is using ns1.nsdomain.com ns2.nsdomain.com will properly resolve to a new IP. level 1: domain (nsdomain.com) registar allows...
  17. S

    Issue o misslead configuration Reslucion TXT dns BIND

    Hi community I have a problen with the resolution txt dns record in bind the first record is asuid.intercorp.com.pe, It's works But with the asuid.www.intercorp.com.pe, It resolves to 2 values, I don't know why in "mx toolbox" And the config about adobe is diferrent, Here from the linux...
  18. S

    Display DNS cache

    Hi everyone! I have a question about DNS cache . I've tried to see dns cache records in linux with the command similar to windows and with no success. After quick search i saw that i need NSCD daemon And after that Run the command service nscd status or sudo service nscd status But it dose'nt...
  19. R

    [solved] Unbound DNS Server: strange problem resolving opensuse.org

    Hey, I'm running a Raspberry 3 with pi-hole and unbound for some weeks now, for ad & malware blocking in my local net. Without any problems at all - until yesterday, when I decided I need podman on another Ubuntu machine in my network. The repos are hosted @ download.opensuse.org, the download...
  20. N

    Best Distro for All-in-One Raspberry Pi Server

    Hello all, I'm interested in making a Raspberry Pi 4 into an all in one server and I'd like suggestions on which distros and software you think would be best. What I mean by ALL IN ONE: a) DNS - piHole for ad blocking and privacy. b) DHCP - for manually managing 10-20 devices connected also for...
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