{"kind":"host","input":"auth.weightwatchers.ca","report":{"host":"auth.weightwatchers.ca","checkedAt":"2026-11-15T17:54:37.083Z","a":{"status":"found","values":["18.160.46.55","18.160.46.67","18.160.46.60","18.160.46.100"],"ttl":60,"via":"Cloudflare","cname":["d3mhmp7a7vtpw9.cloudfront.net"]},"aaaa":{"status":"found","values":["2600:9000:24f3:da00:14:bd60:d640:93a1","2600:9000:24f3:8400:14:bd60:d640:93a1","2600:9000:24f3:5600:14:bd60:d640:93a1","2600:9000:24f3:7800:14:bd60:d640:93a1","2600:9000:24f3:a800:14:bd60:d640:93a1","2600:9000:24f3:1600:14:bd60:d640:93a1","2600:9000:24f3:b600:14:bd60:d640:93a1","2600:9000:24f3:6400:14:bd60:d640:93a1"],"ttl":60,"via":"Cloudflare","cname":["d3mhmp7a7vtpw9.cloudfront.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":"auth.weightwatchers.ca has 4 IPv6 addresses and answers on every one we tested (4 more not tested).","addresses":[{"address":"2600:9000:24f3:da00:14:bd60:d640:93a1","result":"answers","port":443},{"address":"2600:9000:24f3:8400:14:bd60:d640:93a1","result":"answers","port":443},{"address":"2600:9000:24f3:5600:14:bd60:d640:93a1","result":"answers","port":443},{"address":"2600:9000:24f3:7800:14:bd60:d640:93a1","result":"answers","port":443},{"address":"2600:9000:24f3:a800:14:bd60:d640:93a1","result":"not tested"},{"address":"2600:9000:24f3:1600:14:bd60:d640:93a1","result":"not tested"},{"address":"2600:9000:24f3:b600:14:bd60:d640:93a1","result":"not tested"},{"address":"2600:9000:24f3:6400:14:bd60:d640:93a1","result":"not tested"}]},{"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":"4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns-135.awsdns-16.com","ipv6":true},{"host":"ns-1466.awsdns-55.org","ipv6":true},{"host":"ns-1967.awsdns-53.co.uk","ipv6":true},{"host":"ns-951.awsdns-54.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 403.","hops":[{"url":"https://auth.weightwatchers.ca/","address":"2600:9000:24f3:da00:14:bd60:d640:93a1","status":403,"tls":"valid"}]},"receiptId":"BFNRCyUzmJ","reused":true,"measuredAt":"2026-11-15T17:54:37.142Z"}