DNS Report: colby.edu

Generated: 2026-08-10T10:39:01-05:00

73/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
ERRORDNSSEC chain0/15Both DS and DNSKEY are required.
OKCAA policy5/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/202 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 certificate55/55150 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers12/353 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: colby.edu
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA availability.
OKDNS resolution40/40At least one address family must resolve.
ERRORHTTP response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
137.146.24.72
AAAA
CNAME
MX
0 mxa-0088f501.gslb.pphosted.com.
0 mxb-0088f501.gslb.pphosted.com.
TXT
"google-site-verification=VTB_Ekob0EuddNWqSBLLUpMVNOUBwT4gUGu6jQRCTSA"
"status-page-domain-verification=7ngz1cvw4zvf"
"v=spf1 include:_s69287787.fdmarc.net ~all"
"google-site-verification=vQX6BCoQ4JCrlbeWmXFPxkJ-2UtL5NHu0UGeLhEib40"
"adobe-idp-site-verification=7d28e2a4-5a78-43d9-92bf-a890687e8f89"
"4502E2C0C8F742AE9E02574A54562D65"
"atlassian-domain-verification=CjaaHRfEAtav2dgpp8xM0c7I9xAFm86QaKC0KJmD2BftbaIuGyWS6KX6f6sFAbq0"
"jamf-site-verification=eQNCMKiNbiE5LqgVixuqEA"
"MS=0DE56432CF3E34060131F1C2F214F98E5A0448A0"
"google-site-verification=mmKDfm---j2_EBtuXcTW0Gy43jfRypwF2NwQrfcyFGs"
"asv=eaa032f72846cb307c3aaecf92d66f6e"
"apple-domain-verification=PlPX65r9PA8HOF37"
"atlassian-domain-verification=k1EJRpt9ni21/VUVZ2cdJedXHZ5jBtddLXZgEwbm7aol/WbWBPUIuobyaLU06a/e"
NS
ns0036.secondary.cloudflare.com.
ns0004.secondary.cloudflare.com.
ns0209.secondary.cloudflare.com.
ns0210.secondary.cloudflare.com.
SOA
ns14.colby.edu. name-master.colby.edu. 2019031783 10800 3600 1209600 600
CAA
0 issue "emsign.com"
0 issuewild "comodoca.com"
0 issuewild "emsign.com"
0 issue "letsencrypt.org"
0 issuewild "letsencrypt.org"
0 iodef "mailto:incommonca@colby.edu"
0 issue "digicert.com"
0 issue "comodoca.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP