{"kind":"host","input":"sftp.klarna.com","report":{"host":"sftp.klarna.com","checkedAt":"2026-11-02T15:31:47.341Z","a":{"status":"found","values":["52.51.66.42","63.35.49.86","34.246.94.185"],"ttl":60,"via":"Cloudflare","cname":["sftp.production.eu1.file-transfer.klarna.net","file-transfer-users-sftp-17e50a3ca6455eeb.elb.eu-west-1.amazonaws.com"]},"aaaa":{"status":"absent","via":"Cloudflare","cname":["sftp.production.eu1.file-transfer.klarna.net","file-transfer-users-sftp-17e50a3ca6455eeb.elb.eu-west-1.amazonaws.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":"sftp.klarna.com 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":"6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"a1-74.akam.net","ipv6":true},{"host":"a5-64.akam.net","ipv6":true},{"host":"edns7.ultradns.com","ipv6":true},{"host":"edns7.ultradns.org","ipv6":true},{"host":"a12-65.akam.net","ipv6":true},{"host":"a20-66.akam.net","ipv6":true}]}]},"receiptId":"sGqNDI03VX","reused":true,"measuredAt":"2026-11-02T15:31:47.394Z"}