{"kind":"host","input":"163.com","report":{"host":"163.com","checkedAt":"2026-10-31T21:10:58.575Z","a":{"status":"found","values":["59.111.160.244"],"ttl":600,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.163.com","a":{"status":"found","values":["163.181.246.194","163.181.246.195","163.181.246.188","163.181.246.189","163.181.246.190","163.181.246.191","163.181.246.192","163.181.246.193"],"ttl":56,"via":"Cloudflare","cname":["www.163.com.163jiasu.com","www.163.com.w.kunluncan.com"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["www.163.com.163jiasu.com","www.163.com.w.kunluncan.com"]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"163.com has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.163.com has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"None of the mail servers has an AAAA record.","hosts":[{"host":"163mx02.mxmail.netease.com","ipv6":false},{"host":"163mx00.mxmail.netease.com","ipv6":false},{"host":"163mx03.mxmail.netease.com","ipv6":false},{"host":"163mx01.mxmail.netease.com","ipv6":false}]},{"key":"dns","label":"Nameservers have IPv6","status":"fail","detail":"No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS.","hosts":[{"host":"ns3.nease.net","ipv6":false},{"host":"ns5.nease.net","ipv6":false},{"host":"ns6.nease.net","ipv6":false},{"host":"ns4.nease.net","ipv6":false},{"host":"ns8.166.com","ipv6":false},{"host":"ns2.166.com","ipv6":false},{"host":"ns1.nease.net","ipv6":false}]}]},"receiptId":"oUKV6Ocgx4"}