We rotate the order that the NS records (ns-aws, ns-azure, ns-gce, ns-ovh) are returned in the hope that this will take the load off ns-aws, whose costs have jumped from $12.66 → $20.63 → $38.51 → $62.30 in the last four months due to bandwidth charges exceeding 10 TB.
Pre-release snapshot of NS usage:
ns-aws.sslip.io
"Queries: 237744377 (1800.6/s)"
"Answered Queries: 63040894 (477.5/s)"
ns-azure.sslip.io
"Queries: 42610823 (323.4/s)"
"Answered Queries: 14660603 (111.3/s)"
ns-gce.sslip.io
"Queries: 59734371 (454.1/s)"
"Answered Queries: 17636444 (134.1/s)"
ns-ovh.sslip.io
"Queries: 135897332 (1034.4/s)"
"Answered Queries: 36010164 (274.1/s)"
Full Changelog: 3.2.0...3.2.1