{"domain":"quarks.de","result":true,"measuredAt":"2026-11-15T16:18:05.374Z","receiptId":"GH62wM_4h0","answer":{"kind":"host","input":"quarks.de","report":{"host":"quarks.de","checkedAt":"2026-11-15T16:18:05.133Z","a":{"status":"found","values":["149.219.209.67"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.quarks.de","a":{"status":"found","values":["23.218.19.117"],"ttl":20,"via":"Cloudflare","cname":["www.quarks.de.edgekey.net","e2636.dsce6.akamaiedge.net"]},"aaaa":{"status":"found","values":["2a02:26f0:82:289::a4c","2a02:26f0:82:2b9::a4c"],"ttl":20,"via":"Cloudflare","cname":["www.quarks.de.edgekey.net","e2636.dsce6.akamaiedge.net"]},"verdict":"dual-stack"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"quarks.de has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.quarks.de has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a02:26f0:82:289::a4c","result":"answers","port":443},{"address":"2a02:26f0:82:2b9::a4c","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record."},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"1 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"dnsext02.wdr.de","ipv6":false},{"host":"dnsext03.wdr.de","ipv6":false},{"host":"pdns02.domaincontrol.com","ipv6":true}]}]}},"states":[{"firstSeen":"2026-11-04T18:10:11.017Z","lastConfirmed":"2026-11-04T18:10:11.017Z","checks":1,"verdict":"ipv4-only","grade":"D","web":"fail","www":"pass","mail":"fail","dns":"pass","secondLook":null}]}