{"kind":"host","input":"smtp.sc.edu","report":{"host":"smtp.sc.edu","checkedAt":"2026-11-03T08:42:28.371Z","a":{"status":"found","values":["129.252.55.11"],"ttl":1800,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only"},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"smtp.sc.edu has no AAAA record."},{"key":"mail","label":"Mail servers (MX) have IPv6","status":"fail","detail":"No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record."},{"key":"dns","label":"Nameservers have IPv6","status":"pass","detail":"5 of 5 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns1.dnsmadeeasy.com","ipv6":true},{"host":"ns3.dnsmadeeasy.com","ipv6":true},{"host":"ns4.dnsmadeeasy.com","ipv6":true},{"host":"ns0.dnsmadeeasy.com","ipv6":true},{"host":"ns2.dnsmadeeasy.com","ipv6":true}]}]},"receiptId":"i6EWT8d1sh","reused":true,"measuredAt":"2026-11-03T08:42:28.403Z"}