DNS Report: colorado.edu

Generated: 2026-08-08T19:10:57-05:00

83/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/304 IPv4 address(es) detected.
OKIPv6 (AAAA)10/104 IPv6 address(es) detected.
OKName server redundancy20/206 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 MX record(s).
OKSPF25/25SPF policy published.
OKDMARC25/25DMARC policy published.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5515 day(s) remaining.
WARNINGCertificate lifetime6/10Full points require at least 30 days remaining.
WARNINGHTTP security headers12/353 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
OKHTTP response40/40HTTP/2 200
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
151.101.66.133
151.101.130.133
151.101.2.133
151.101.194.133
AAAA
2a04:4e42::645
2a04:4e42:600::645
2a04:4e42:200::645
2a04:4e42:400::645
CNAME
MX
10 colorado-edu.mail.protection.outlook.com.
TXT
"bw=E1ibKK7mvTTWmq1SV+b/usJyVdN63EU+WFJh+SCp+abE"
"brevo-code:5f9e8714a4a7c561eb4cdf0848811c11"
"google-site-verification=iaVX54MaxYscXlrL-DxuE9qtvLhAXkXKhG8sjiH5q-0"
"jamf-site-verification=V7i5P5-QM02gTP25eIhZIA"
"MS=ms27269994"
"atlassian-sending-domain-verification=0b36ce8f-b8ec-42ae-8513-2264ea6d72e7"
"yahoo-verification-key=LBMWN06qx3V2Edw1euv/698yUrWMNip2Dx3Y4yyVmYE="
"brevo-code:d6b523305300718643a7da77b3feeccb"
"docusign=7412fd08-3676-471a-8b65-8cc2b13c8137"
"bMFGPNmrr7aoZsBWqexbujPiPjVzJe4wrZfl/t81eGptVxvkprdRSqKfj3paVrFcRhsrQHBlMGIR86eXUIYbCw=="
"d365mktkey=gzYMp5Xcnapx0VINCqRrvMtsD0TBSpLsrFjihN9HWQAx"
"_3x6w07ujdy2wk71two4k8r4mwmtw6tq"
"brevo-code:ac843dd83e2d2a3d8becd980f7193d9b"
"brevo-code:814ad43e9f25b1a52d6a2b213fcfae73"
"atlassian-domain-verification=QAg9aEn1gpS7HapLhSZbdUei9wTKTCl8EKYsTFg5su7bO2Pu30QtUg9QsGZzz1Vw"
"docusign=dcb8d5d8-71e8-4884-8604-02297bea8072"
"v=spf1 ip4:128.138.1.0/24 ip4:128.138.48.0/20 ip4:128.138.64.0/18 ip4:128.138.128.0/17 ip4:204.228.68.0/22 ip4:132.194.255.30 ip4:136.147.136.157 include:_spf1.colorado.edu include:_spf2.colorado.edu ~all"
"openai-domain-verification=dv-5hwuyXiWaOnaq12vb3n73azV"
"d365mktkey=CgcAzx2nkxamTBkNT7jagrT8Nadf6LPzlI0MLQHdKA0x"
NS
a11-66.akam.net.
a22-67.akam.net.
a20-65.akam.net.
a3-66.akam.net.
a2-67.akam.net.
a1-153.akam.net.
SOA
a1-153.akam.net. dnsadmin.colorado.edu. 2026080800 3600 1200 2419200 3600
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP