{"kind":"host","input":"mobile.uchicago.edu","report":{"host":"mobile.uchicago.edu","checkedAt":"2026-11-01T01:39:41.010Z","a":{"status":"found","values":["150.171.109.72"],"ttl":10,"via":"Cloudflare","cname":["hubba882888a582-prod-frontdoor-endpoint-gkbrerhnepdbhbag.a01.azurefd.net","mr-a01.tm-azurefd.net"]},"aaaa":{"status":"found","values":["2603:1061:14:49::1"],"ttl":10,"via":"Cloudflare","cname":["hubba882888a582-prod-frontdoor-endpoint-gkbrerhnepdbhbag.a01.azurefd.net","mr-a01.tm-azurefd.net"]},"verdict":"dual-stack","www":{"host":"www.mobile.uchicago.edu","a":{"status":"found","values":["150.171.109.77"],"ttl":10,"via":"Cloudflare","cname":["hubba882888a582-prod-frontdoor-endpoint-gkbrerhnepdbhbag.a01.azurefd.net","mr-a01.tm-azurefd.net"]},"aaaa":{"status":"found","values":["2603:1061:14:70::1"],"ttl":10,"via":"Cloudflare","cname":["hubba882888a582-prod-frontdoor-endpoint-gkbrerhnepdbhbag.a01.azurefd.net","mr-a01.tm-azurefd.net"]},"verdict":"dual-stack"}},"readiness":{"grade":"B","summary":"Works over IPv6, with one gap: its nameservers lack IPv6.","reachabilityTested":true,"checks":[{"key":"web","label":"Website over IPv6","status":"pass","detail":"mobile.uchicago.edu has an AAAA record and answers on it.","addresses":[{"address":"2603:1061:14:49::1","result":"answers","port":443}]},{"key":"www","label":"www over IPv6","status":"pass","detail":"www.mobile.uchicago.edu has an AAAA record and answers on it.","addresses":[{"address":"2603:1061:14:70::1","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":"fail","detail":"No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS.","hosts":[{"host":"ucns1.uchicago.yale.edu","ipv6":false},{"host":"ucns1.uchicago.uiowa.edu","ipv6":false},{"host":"ucns3.uchicago.edu","ipv6":false},{"host":"ucns4.uchicago.edu","ipv6":false}]}]},"https":{"status":"pass","summary":"Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.","hops":[{"url":"https://mobile.uchicago.edu/","address":"2603:1061:14:49::1","status":302,"tls":"valid"},{"url":"https://intranet.uchicago.edu/tools-and-resources/it-services/services/mobile-services-and-support","address":"2603:1061:14:47::1","status":200,"tls":"valid"}]},"receiptId":"kwzU2g-k1N","reused":true,"measuredAt":"2026-11-01T01:39:41.548Z"}