{"kind":"host","input":"nikkei.com","report":{"host":"nikkei.com","checkedAt":"2026-10-31T14:03:55.093Z","a":{"status":"found","values":["52.223.0.196","35.71.146.174"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:9000:a615:e7f2:2ea1:cf50:5844:399f","2600:9000:a717:b171:7f68:c620:6880:1f5a"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.nikkei.com","a":{"status":"found","values":["151.101.1.55","151.101.65.55","151.101.129.55","151.101.193.55"],"ttl":60,"via":"Cloudflare","cname":["www-nikkei-com.n8s.jp","dualstack.m.sni.global.fastly.net"]},"aaaa":{"status":"found","values":["2a04:4e42::311","2a04:4e42:200::311","2a04:4e42:400::311","2a04:4e42:600::311"],"ttl":60,"via":"Cloudflare","cname":["www-nikkei-com.n8s.jp","dualstack.m.sni.global.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":"nikkei.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2600:9000:a615:e7f2:2ea1:cf50:5844:399f","result":"answers","port":443},{"address":"2600:9000:a717:b171:7f68:c620:6880:1f5a","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.nikkei.com has 4 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2a04:4e42::311","result":"answers","port":443},{"address":"2a04:4e42:200::311","result":"answers","port":443},{"address":"2a04:4e42:400::311","result":"answers","port":443},{"address":"2a04:4e42:600::311","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":"4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns-1261.awsdns-29.org","ipv6":true},{"host":"ns-1974.awsdns-54.co.uk","ipv6":true},{"host":"ns-59.awsdns-07.com","ipv6":true},{"host":"ns-699.awsdns-23.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://nikkei.com/","address":"2600:9000:a615:e7f2:2ea1:cf50:5844:399f","status":302,"tls":"valid"},{"url":"https://www.nikkei.com/","address":"2a04:4e42::311","status":200,"tls":"valid"}]},"receiptId":"bgFZw9RqV0"}