====Suggested Hint File====

We have suggested using the standard output from the command;

%%dig . ns @ns1.opennic.glue%%

This then makes way for a simple cron job task to update the file on a regular basis.
%%
; <<>> DiG 9.3.4-P1 <<>> . ns @ns1.opennic.glue
; (1 server found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 64976
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 7, AUTHORITY: 0, ADDITIONAL: 7

;; QUESTION SECTION:
;. IN NS

;; ANSWER SECTION:
. 518400 IN NS ns1.opennic.glue.
. 518400 IN NS ns2.opennic.glue.
. 518400 IN NS ns5.opennic.glue.
. 518400 IN NS ns6.opennic.glue.
. 518400 IN NS ns7.opennic.glue.
. 518400 IN NS ns21.opennic.glue.
. 518400 IN NS ns22.opennic.glue.

;; ADDITIONAL SECTION:
ns1.opennic.glue. 14400 IN A 206.225.16.60
ns2.opennic.glue. 14400 IN A 216.87.84.214
ns5.opennic.glue. 14400 IN A 128.177.28.254
ns6.opennic.glue. 14400 IN A 207.192.71.13
ns7.opennic.glue. 14400 IN A 66.244.95.11
ns21.opennic.glue. 14400 IN A 58.6.115.46
ns22.opennic.glue. 14400 IN A 58.6.115.45
%%