IP History shows a free A/AAAA passive-DNS sample for 218da6au-kos2228-aucom.2b8400d7-48e3-48f9-8b0d-b28d40742264.b6ad30f2d215.i2.checkpoint.com after security verification. For complete DNS history, export and API access, open Profundis. You can also browse domains or learn more.