{"kind":"host","input":"weather.gov","report":{"host":"weather.gov","checkedAt":"2026-11-02T11:05:16.790Z","a":{"status":"found","values":["23.212.250.134","23.212.250.138","23.212.250.140","23.212.250.141","23.212.250.143","23.212.250.144","23.212.250.148","23.212.250.149"],"ttl":20,"via":"Cloudflare","cname":[]},"aaaa":{"status":"found","values":["2600:1408:c400:1c::17d4:fa84","2600:1408:c400:1c::17d4:fa8c","2600:1408:c400:1c::17d4:fa8f","2600:1408:c400:1c::17d4:fa95","2600:1408:c400:1c::17d4:fa9a"],"ttl":20,"via":"Cloudflare","cname":[]},"verdict":"dual-stack","www":{"host":"www.weather.gov","a":{"status":"found","values":["23.212.250.140","23.212.250.141","23.212.250.149","23.212.250.143"],"ttl":0,"via":"Cloudflare","cname":["sancert.weather.gov.edgekey.net","e353369.dscg.akamaiedge.net"]},"aaaa":{"status":"found","values":["2600:1408:c400:1c::17d4:fa9a","2600:1408:c400:1c::17d4:fa84","2600:1408:c400:1c::17d4:fa8f","2600:1408:c400:1c::17d4:fa8c","2600:1408:c400:1c::17d4:fa95"],"ttl":4,"via":"Cloudflare","cname":["sancert.weather.gov.edgekey.net","e353369.dscg.akamaiedge.net"]},"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":"weather.gov has 4 IPv6 addresses and answers on every one we tested (1 more not tested).","addresses":[{"address":"2600:1408:c400:1c::17d4:fa84","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa8c","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa8f","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa95","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa9a","result":"not tested"}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.weather.gov has 4 IPv6 addresses and answers on every one we tested (1 more not tested).","addresses":[{"address":"2600:1408:c400:1c::17d4:fa9a","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa84","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa8f","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa8c","result":"answers","port":443},{"address":"2600:1408:c400:1c::17d4:fa95","result":"not tested"}]},{"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":"6 of 6 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.","hosts":[{"host":"a1-97.akam.net","ipv6":true},{"host":"a6-65.akam.net","ipv6":true},{"host":"a7-66.akam.net","ipv6":true},{"host":"a11-66.akam.net","ipv6":true},{"host":"a18-67.akam.net","ipv6":true},{"host":"a26-64.akam.net","ipv6":true}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://weather.gov/","address":"2600:1408:c400:1c::17d4:fa84","status":301,"tls":"valid"},{"url":"https://www.weather.gov/","address":"2600:1408:c400:1c::17d4:fa9a","status":200,"tls":"valid"}]},"receiptId":"v2BQnjI4G-","reused":true,"measuredAt":"2026-11-02T11:05:16.901Z"}