DNS Report: mdcalc.com

Generated: 2026-08-12T12:05:08-05:00

70/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/303 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.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/205 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 certificate55/5566 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers8/352 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.
ERRORHTTP response0/40HTTP/2 403
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
104.26.7.31
104.26.6.31
172.67.75.135
AAAA
CNAME
MX
10 aspmx3.googlemail.com.
5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
10 aspmx2.googlemail.com.
0 aspmx.l.google.com.
TXT
"google-site-verification=ZAFax3K27FynA2oj-yIbnu66rjfQOVgN3NoSJenBLKc"
"linkedin-site-verification=4fdefd2e-6ae8-4e5b-9371-5d07bf6e0d0c"
"v=spf1 include:_spf.google.com include:servers.mcsv.net include:_spf.paubox.com -all"
"google-site-verification=z8frn5BESd-X20KPHEhKpiDrpo7gz9Gx8reIJHBIAEA"
"google-site-verification=eQSyOHCIPicVd4zLS1IPavbFJukUWLlbWZlhndo0HMk"
"atlassian-domain-verification=kqUL45phdIUHsOA3D6gRUts8aepSlnH5UJK8FBqaZ1h8jYs1Goj/6yJ1CY10Ex0N"
"apple-domain-verification=ebM7I9jbWCicbK0E"
NS
janet.ns.cloudflare.com.
vick.ns.cloudflare.com.
SOA
janet.ns.cloudflare.com. dns.cloudflare.com. 2410923240 10000 2400 604800 1800
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP