{"kind":"host","input":"fastly.net","report":{"host":"fastly.net","checkedAt":"2026-10-30T19:37:52.550Z","a":{"status":"found","values":["151.101.1.6","151.101.65.6","151.101.129.6","151.101.193.6"],"ttl":3600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2a04:4e42::262","2a04:4e42:200::262","2a04:4e42:400::262","2a04:4e42:600::262"],"ttl":3600,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.fastly.net","a":{"status":"found","values":["151.101.129.6","151.101.193.6","151.101.1.6","151.101.65.6"],"ttl":1852,"via":"Cloudflare","cname":["fastly.net"]},"aaaa":{"status":"found","values":["2a04:4e42::262","2a04:4e42:200::262","2a04:4e42:400::262","2a04:4e42:600::262"],"ttl":3600,"via":"Cloudflare","cname":["fastly.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":"fastly.net has 4 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a04:4e42::262","result":"answers","port":443},{"address":"2a04:4e42:200::262","result":"answers","port":443},{"address":"2a04:4e42:400::262","result":"answers","port":443},{"address":"2a04:4e42:600::262","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.fastly.net has 4 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a04:4e42::262","result":"answers","port":443},{"address":"2a04:4e42:200::262","result":"answers","port":443},{"address":"2a04:4e42:400::262","result":"answers","port":443},{"address":"2a04:4e42:600::262","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"aspmx.l.google.com","ipv6":true},{"host":"alt1.aspmx.l.google.com","ipv6":true}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns1.fastly.net","ipv6":true},{"host":"ns2.fastly.net","ipv6":true},{"host":"ns3.fastly.net","ipv6":true},{"host":"ns4.fastly.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://fastly.net/","address":"2a04:4e42::262","status":301,"tls":"valid"},{"url":"https://www.fastly.com/","address":"2a04:4e42::313","status":200,"tls":"valid"}]},"receiptId":"uqsFzrMqMQ"}