{"kind":"host","input":"fastlysims.com","report":{"host":"fastlysims.com","checkedAt":"2026-11-02T02:05:58.975Z","a":{"status":"found","values":["88.222.222.248","2.57.91.65"],"ttl":60,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a02:4780:84:f321:ce08:bb58:3428:d01e","2a02:4780:84:1ed3:3b90:d870:7d72:375e"],"ttl":60,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.fastlysims.com","a":{"status":"found","values":["147.79.72.227","145.223.124.0"],"ttl":60,"via":"Cloudflare","cname":["www.fastlysims.com.cdn.hstgr.net"]},"aaaa":{"status":"found","values":["2a02:4780:84:3ded:5c15:8644:51a2:a04f","2a02:4780:84:8237:2d80:7922:7ce9:6727"],"ttl":60,"via":"Cloudflare","cname":["www.fastlysims.com.cdn.hstgr.net"]},"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":"fastlysims.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a02:4780:84:f321:ce08:bb58:3428:d01e","result":"answers","port":443},{"address":"2a02:4780:84:1ed3:3b90:d870:7d72:375e","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.fastlysims.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a02:4780:84:3ded:5c15:8644:51a2:a04f","result":"answers","port":443},{"address":"2a02:4780:84:8237:2d80:7922:7ce9:6727","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":"lunar.dns-parking.com","ipv6":true},{"host":"solar.dns-parking.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://fastlysims.com/","address":"2a02:4780:84:f321:ce08:bb58:3428:d01e","status":200,"tls":"valid"}]},"receiptId":"Dq_kbYGunh","reused":true,"measuredAt":"2026-11-02T02:06:00.059Z"}