{"kind":"host","input":"avast.com","report":{"host":"avast.com","checkedAt":"2026-10-31T11:07:18.633Z","a":{"status":"found","values":["23.219.9.119"],"ttl":20,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:1408:c400:392::21c7","2600:1408:c400:38b::21c7"],"ttl":20,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.avast.com","a":{"status":"found","values":["23.34.125.114"],"ttl":19,"via":"Cloudflare","cname":["www.avast.com-2.edgekey.net","e8647.dsca.akamaiedge.net"]},"aaaa":{"status":"found","values":["2600:1408:c400:38b::21c7","2600:1408:c400:387::21c7"],"ttl":20,"via":"Cloudflare","cname":["www.avast.com-2.edgekey.net","e8647.dsca.akamaiedge.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":"avast.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2600:1408:c400:392::21c7","result":"answers","port":443},{"address":"2600:1408:c400:38b::21c7","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.avast.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2600:1408:c400:38b::21c7","result":"answers","port":443},{"address":"2600:1408:c400:387::21c7","result":"answers","port":443}]},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"pass","detail":"Every mail server has an AAAA record.","hosts":[{"host":"avast-com.mail.protection.outlook.com","ipv6":true}]},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"a6-67.akam.net","ipv6":true},{"host":"a1-182.akam.net","ipv6":true},{"host":"a13-65.akam.net","ipv6":true},{"host":"a11-66.akam.net","ipv6":true},{"host":"a20-66.akam.net","ipv6":true},{"host":"a26-67.akam.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 403.","hops":[{"url":"https://avast.com/","address":"2600:1408:c400:392::21c7","status":301,"tls":"valid"},{"url":"https://www.avast.com/","address":"2600:1408:c400:38b::21c7","status":403,"tls":"valid"}]},"receiptId":"-Ep7JyKQHP"}