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  • Shimitar@feddit.itOPtoSelfhosted@lemmy.worldDNS issues
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    13 days ago

    I want to go directly to the source, i mean, if i want to resolve, for example www.polito.it, i want to ask “it”, then “polito.it”… This is what Unbound should be doing.

    Instead, i can resolve it:

    server /etc # dig it @127.0.0.1
    
    ; <<>> DiG 9.16.48 <<>> it @127.0.0.1
    ;; global options: +cmd
    ;; Got answer:
    ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 59860
    ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
    
    ;; OPT PSEUDOSECTION:
    ; EDNS: version: 0, flags:; udp: 1232
    ;; QUESTION SECTION:
    ;it.                            IN      A
    
    ;; AUTHORITY SECTION:
    it.                     3194    IN      SOA     dns.nic.it. hostmaster.nic.it. 2024062114 10800 900 604800 3600
    
    ;; Query time: 0 msec
    ;; SERVER: 127.0.0.1#53(127.0.0.1)
    ;; WHEN: Fri Jun 21 14:50:06 CEST 2024
    ;; MSG SIZE  rcvd: 86
    

    Instead i cannot resolve polito.it:

    server /etc # dig polito.it @127.0.0.1
    
    ; <<>> DiG 9.16.48 <<>> polito.it @127.0.0.1
    ;; global options: +cmd
    ;; Got answer:
    ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 60832
    ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
    
    ;; OPT PSEUDOSECTION:
    ; EDNS: version: 0, flags:; udp: 1232
    ;; QUESTION SECTION:
    ;polito.it.                     IN      A
    
    ;; Query time: 1180 msec
    ;; SERVER: 127.0.0.1#53(127.0.0.1)
    ;; WHEN: Fri Jun 21 14:50:40 CEST 2024
    ;; MSG SIZE  rcvd: 38
    

    Nothing appears in the logs. It resolve fine using 8.8.8.8 as upstream DNS.