{"kind":"host","input":"ult.run","report":{"host":"ult.run","checkedAt":"2026-10-31T16:21:39.389Z","a":{"status":"found","values":["172.67.201.136","104.21.66.64"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3033::6815:4240","2606:4700:3031::ac43:c988"],"ttl":300,"via":"Cloudflare","cname":[]},"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":"ult.run has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3033::6815:4240","result":"answers","port":443},{"address":"2606:4700:3031::ac43:c988","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":"2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"desi.ns.cloudflare.com","ipv6":true},{"host":"margo.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate: HTTP 200.","hops":[{"url":"https://ult.run/","address":"2606:4700:3033::6815:4240","status":200,"tls":"valid"}]},"receiptId":"SxRb_zfNq0","reused":true,"measuredAt":"2026-10-31T16:21:39.545Z"}