{"kind":"host","input":"robinhoodvault.com","report":{"host":"robinhoodvault.com","checkedAt":"2026-11-02T03:56:34.476Z","a":{"status":"found","values":["104.21.80.184","172.67.153.29"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3035::ac43:991d","2606:4700:3036::6815:50b8"],"ttl":300,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.robinhoodvault.com","a":{"status":"found","values":["172.67.153.29","104.21.80.184"],"ttl":300,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2606:4700:3035::ac43:991d","2606:4700:3036::6815:50b8"],"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":"robinhoodvault.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3035::ac43:991d","result":"answers","port":443},{"address":"2606:4700:3036::6815:50b8","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.robinhoodvault.com has 2 IPv6 addresses and answers on every one we tested.","addresses":[{"address":"2606:4700:3035::ac43:991d","result":"answers","port":443},{"address":"2606:4700:3036::6815:50b8","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":"andronicus.ns.cloudflare.com","ipv6":true},{"host":"teagan.ns.cloudflare.com","ipv6":true}]}]},"https":{"status":"unknown","summary":"Answered over IPv6 with a server error (HTTP 521) — can't tell whether that's specific to IPv6.","hops":[{"url":"https://robinhoodvault.com/","address":"2606:4700:3035::ac43:991d","status":521,"tls":"valid"}]},"receiptId":"T06QdY6uQV","reused":true,"measuredAt":"2026-11-02T03:56:34.629Z"}