I suggest that you fix whatever is blocking the UDP queries as the servers (in Singapore at least) do respond to UDP queries.
% dig @194.0.38.1 sukmoonlee.tk +nsid ; <<>> DiG 9.15.0-dev+hotspot+add-prefetch+marka <<>> @194.0.38.1 sukmoonlee.tk +nsid ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 54117 ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 9 ;; WARNING: recursion requested but not available ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ; NSID: 73 69 6e ("sin") ;; QUESTION SECTION: ;sukmoonlee.tk. IN A ;; ANSWER SECTION: sukmoonlee.tk. 300 IN A 195.20.43.161 ;; AUTHORITY SECTION: tk. 86400 IN NS a.ns.tk. tk. 86400 IN NS b.ns.tk. tk. 86400 IN NS c.ns.tk. tk. 86400 IN NS d.ns.tk. ;; ADDITIONAL SECTION: a.ns.tk. 10800 IN A 194.0.38.1 b.ns.tk. 10800 IN A 194.0.39.1 c.ns.tk. 10800 IN A 194.0.40.1 d.ns.tk. 10800 IN A 194.0.41.1 a.ns.tk. 10800 IN AAAA 2001:678:50::1 b.ns.tk. 10800 IN AAAA 2001:678:54::1 c.ns.tk. 10800 IN AAAA 2001:678:58::1 d.ns.tk. 10800 IN AAAA 2001:678:5c::1 ;; Query time: 136 msec ;; SERVER: 194.0.38.1#53(194.0.38.1) ;; WHEN: Mon Apr 08 14:31:12 AEST 2019 ;; MSG SIZE rcvd: 308 % That said you can set "tcp-only yes”; in an appropriate server clause. Mark > On 8 Apr 2019, at 2:26 pm, Sukmoon Lee <sm...@sk.com> wrote: > > Hello. > > My Test DNS is not response for "*.tk". > I looked around then my server not work connect using udp for tk's tld name > sever. > But this server is work to using TCP. (below test) > > If there is an option on the named server that recursive queries use tcp? > I can't search BIND ARM. > > Thanks in Advance. > > > Regards, > Sukmoon Lee > > > > > --------------------------------- > > $ dig @194.0.38.1 sukmoonlee.tk > > ; <<>> DiG 9.11.2-P1 <<>> @194.0.38.1 sukmoonlee.tk > ; (1 server found) > ;; global options: +cmd > ;; connection timed out; no servers could be reached > > $ dig @194.0.38.1 sukmoonlee.tk +tcp > > ; <<>> DiG 9.11.2-P1 <<>> @194.0.38.1 sukmoonlee.tk +tcp > ; (1 server found) > ;; global options: +cmd > ;; Got answer: > ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 30919 > ;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 9 > ;; WARNING: recursion requested but not available > > ;; OPT PSEUDOSECTION: > ; EDNS: version: 0, flags:; udp: 512 > ;; QUESTION SECTION: > ;sukmoonlee.tk. IN A > > ;; ANSWER SECTION: > sukmoonlee.tk. 300 IN A 195.20.43.161 > > ;; AUTHORITY SECTION: > tk. 86400 IN NS a.ns.tk. > tk. 86400 IN NS b.ns.tk. > tk. 86400 IN NS c.ns.tk. > tk. 86400 IN NS d.ns.tk. > > ;; ADDITIONAL SECTION: > a.ns.tk. 10800 IN A 194.0.38.1 > b.ns.tk. 10800 IN A 194.0.39.1 > c.ns.tk. 10800 IN A 194.0.40.1 > d.ns.tk. 10800 IN A 194.0.41.1 > a.ns.tk. 10800 IN AAAA 2001:678:50::1 > b.ns.tk. 10800 IN AAAA 2001:678:54::1 > c.ns.tk. 10800 IN AAAA 2001:678:58::1 > d.ns.tk. 10800 IN AAAA 2001:678:5c::1 > > ;; Query time: 242 msec > ;; SERVER: 194.0.38.1#53(194.0.38.1) > ;; WHEN: Mon Apr 08 11:32:40 KST 2019 > ;; MSG SIZE rcvd: 301 > > _______________________________________________ > Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe > from this list > > bind-users mailing list > bind-users@lists.isc.org > https://lists.isc.org/mailman/listinfo/bind-users -- Mark Andrews, ISC 1 Seymour St., Dundas Valley, NSW 2117, Australia PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org _______________________________________________ Please visit https://lists.isc.org/mailman/listinfo/bind-users to unsubscribe from this list bind-users mailing list bind-users@lists.isc.org https://lists.isc.org/mailman/listinfo/bind-users