This is probably not a good idea. I've noticed issues resolving stuff served by them recently, but never put it together.
The thing that finally caught my attention was that e.g. # curl https://careers-nv5.icims.com/jobs/intro curl: (6) Could not resolve host: careers-nv5.icims.com and there is NO TRAFFIC after the DNS lookup. -- Fred Morris, internet plumber -- # dig careers-nv5.icims.com ; <<>> DiG 9.12.3-P1 <<>> careers-nv5.icims.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 53003 ;; flags: qr rd ra; QUERY: 1, ANSWER: 6, AUTHORITY: 4, ADDITIONAL: 5 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 1280 ; COOKIE: a4e0d692ceb3d7d5d1ee5b7d62d46623130178d66a21722c (good) ;; QUESTION SECTION: ;careers-nv5.icims.com. IN A ;; ANSWER SECTION: careers-nv5.icims.com. 85383 IN CNAME wave3-prd.cloud.icims.tools. wave3-prd.cloud.icims.tools. 143 IN CNAME _dist-sdl-prd.cloud.icims.tools. _dist-sdl-prd.cloud.icims.tools. 35 IN A 65.8.66.20 _dist-sdl-prd.cloud.icims.tools. 35 IN A 65.8.66.23 _dist-sdl-prd.cloud.icims.tools. 35 IN A 65.8.66.30 _dist-sdl-prd.cloud.icims.tools. 35 IN A 65.8.66.76 ;; AUTHORITY SECTION: cloud.icims.tools. 85384 IN NS ns-494.awsdns-61.com. cloud.icims.tools. 85384 IN NS ns-860.awsdns-43.net. cloud.icims.tools. 85384 IN NS ns-1160.awsdns-17.org. cloud.icims.tools. 85384 IN NS ns-1961.awsdns-53.co.uk. ;; ADDITIONAL SECTION: ns-494.awsdns-61.com. 171784 IN A 205.251.193.238 ns-860.awsdns-43.net. 171784 IN A 205.251.195.92 ns-1160.awsdns-17.org. 171784 IN A 205.251.196.136 ns-1961.awsdns-53.co.uk. 1257 IN A 205.251.199.169 ;; Query time: 1 msec ;; SERVER: 10.0.0.220#53(10.0.0.220) ;; WHEN: Sun Jul 17 12:42:27 PDT 2022 ;; MSG SIZE rcvd: 415 **************** Yup, just to make sure it's not coming from the caching resolver: **************** # dig @205.251.195.92 _dist-sdl-prd.cloud.icims.tools A +norecurse ; <<>> DiG 9.12.3-P1 <<>> @205.251.195.92 _dist-sdl-prd.cloud.icims.tools A +norecurse ; (1 server found) ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 16963 ;; flags: qr aa; QUERY: 1, ANSWER: 4, AUTHORITY: 4, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 4096 ;; QUESTION SECTION: ;_dist-sdl-prd.cloud.icims.tools. IN A ;; ANSWER SECTION: _dist-sdl-prd.cloud.icims.tools. 60 IN A 13.224.2.84 _dist-sdl-prd.cloud.icims.tools. 60 IN A 13.224.2.34 _dist-sdl-prd.cloud.icims.tools. 60 IN A 13.224.2.46 _dist-sdl-prd.cloud.icims.tools. 60 IN A 13.224.2.27 ;; AUTHORITY SECTION: cloud.icims.tools. 172800 IN NS ns-1160.awsdns-17.org. cloud.icims.tools. 172800 IN NS ns-1961.awsdns-53.co.uk. cloud.icims.tools. 172800 IN NS ns-494.awsdns-61.com. cloud.icims.tools. 172800 IN NS ns-860.awsdns-43.net. ;; Query time: 35 msec ;; SERVER: 205.251.195.92#53(205.251.195.92) ;; WHEN: Sun Jul 17 13:10:33 PDT 2022 ;; MSG SIZE rcvd: 264 _______________________________________________ dns-operations mailing list [email protected] https://lists.dns-oarc.net/mailman/listinfo/dns-operations
