DNS Report: sans.edu

Generated: 2026-08-10T11:02:27-05:00

82/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/302 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/202 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 certificate55/5543 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers19/355 of 9 evaluated headers detected.
ERRORPTR reverse DNS0/30PTR not detected.
OKIPv4 diversity35/35Two or more IPv4 addresses receive full points.
ERRORIPv6 connectivity0/35AAAA 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
45.60.103.34
45.60.31.34
AAAA
CNAME
MX
10 mxb-002c1802.gslb.pphosted.com.
10 mxa-002c1802.gslb.pphosted.com.
TXT
"MS=ms72131568"
"zapier-domain-verification-challenge=72b6728e-92b4-42ea-ab31-f8dd5d349ae6"
"v=spf1 include:sans.edu._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all"
"82c4sg3vsw4s7kptpvzn6806kjjp3wlr"
"JI6UZuSsLXHEjD7PIBR1rWcPOqRkKRV2VwWAdhXZnLfbjhmfHHOwjMPizS78hfcgbTtjG1TaPTcdVqzgvUbyaw=="
"canva-site-verification=yj_t2AOb7g6O61LEAYaAzw"
"globalsign-domain-verification=4C67BEFB31EB3963BE86CC2DB3922A4C"
"openai-domain-verification=dv-ud7uHGncEHoxqrKglDjUjQwT"
"google-site-verification=dUSOX9p4qG75qf-UfMNmy2Z_aIw_mK-4I5FiWl5Q4co"
NS
violet.ns.cloudflare.com.
yahir.ns.cloudflare.com.
SOA
violet.ns.cloudflare.com. dns.cloudflare.com. 2409937154 10000 2400 604800 1800
CAA
0 issue "pki.goog; cansignhttpexchanges=yes"
0 issuewild "comodoca.com"
0 issuewild "sectigo.com"
0 issuewild "digicert.com; cansignhttpexchanges=yes"
0 issuewild "amazon.com"
0 issue "comodoca.com"
0 issue "sectigo.com"
0 issuewild "globalsign.com"
0 iodef "mailto:security@sans.org"
0 issue "digicert.com; cansignhttpexchanges=yes"
0 issuewild "ssl.com"
0 issue "ssl.com"
0 issuewild "pki.goog; cansignhttpexchanges=yes"
0 issuewild "letsencrypt.org"
0 issue "amazon.com"
0 issue "letsencrypt.org"
0 issue "globalsign.com"
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP