IP History shows a free A/AAAA passive-DNS sample for 10897cinxt-qa-cpcom.93f3d3bc-9aa8-403b-80d1-2b37f65dfb36.d40524f2e7f3.i2.checkpoint.com after security verification. For complete DNS history, export and API access, open Profundis. You can also browse domains or learn more.