{"kind":"host","input":"calendar.webnode.cz","report":{"host":"calendar.webnode.cz","checkedAt":"2026-11-15T17:06:14.794Z","a":{"status":"found","values":["18.185.25.67","3.79.173.192"],"ttl":60,"via":"Cloudflare","cname":["projects-lb.webnode.io"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["projects-lb.webnode.io"]},"verdict":"ipv4-only","www":{"host":"www.calendar.webnode.cz","a":{"status":"found","values":["18.185.25.67","3.79.173.192"],"ttl":60,"via":"Cloudflare","cname":["projects-lb.webnode.io"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["projects-lb.webnode.io"]},"verdict":"ipv4-only"}},"readiness":{"grade":"D","summary":"The website has no IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"fail","detail":"calendar.webnode.cz has no AAAA record."},{"key":"www","label":"www over IPv6","status":"fail","detail":"www.calendar.webnode.cz 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":"4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"ns-503.awsdns-62.com","ipv6":true},{"host":"ns-607.awsdns-11.net","ipv6":true},{"host":"ns-1310.awsdns-35.org","ipv6":true},{"host":"ns-1867.awsdns-41.co.uk","ipv6":true}]}]},"receiptId":"0UVwDoLyal","reused":true,"measuredAt":"2026-11-15T17:06:14.805Z"}