{"kind":"host","input":"fieldnotesprep.com","report":{"host":"fieldnotesprep.com","checkedAt":"2026-10-31T06:11:17.268Z","a":{"status":"found","values":["188.166.132.94"],"ttl":262,"via":"Cloudflare","cname":[]},"aaaa":{"status":"absent","via":"Cloudflare","cname":[]},"verdict":"ipv4-only","www":{"host":"www.fieldnotesprep.com","a":{"status":"found","values":["172.67.189.40","104.21.65.74"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3030::6815:414a","2606:4700:3031::ac43:bd28"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"fieldnotesprep.com has no AAAA record."},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.fieldnotesprep.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3030::6815:414a","result":"answers","port":443},{"address":"2606:4700:3031::ac43:bd28","result":"answers","port":443}]},{"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":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"bill.ns.cloudflare.com","ipv6":true},{"host":"leah.ns.cloudflare.com","ipv6":true}]}]},"receiptId":"2vcEFJh-Uq"}