{"kind":"host","input":"hdvtn.info","report":{"host":"hdvtn.info","checkedAt":"2026-11-01T03:51:47.272Z","a":{"status":"found","values":["172.67.187.191","104.21.68.57"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:4439","2606:4700:3033::ac43:bbbf"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.hdvtn.info","a":{"status":"found","values":["172.67.187.191","104.21.68.57"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:4439","2606:4700:3033::ac43:bbbf"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"A","summary":"Website, mail and DNS all work over IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"hdvtn.info has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:4439","result":"answers","port":443},{"address":"2606:4700:3033::ac43:bbbf","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.hdvtn.info has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:4439","result":"answers","port":443},{"address":"2606:4700:3033::ac43:bbbf","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record."},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"lorna.ns.cloudflare.com","ipv6":true},{"host":"otto.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"fail","problem":"redirect-no-ipv6","summary":"Redirects to www.tiktok.com, which has no IPv6 address — so IPv6 visitors end up needing IPv4 after all.","hops":[{"url":"https://hdvtn.info/","address":"2606:4700:3033::6815:4439","status":301,"tls":"valid"},{"url":"https://www.tiktok.com/explore","note":"redirects to www.tiktok.com, which has no IPv6 address"}]},"receiptId":"OKX8hyq9Ip","reused":true,"measuredAt":"2026-11-01T03:51:47.320Z"}