DNS Report: blesk.cz

Generated: 2026-08-11T02:34:41-05:00

75/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 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 records20/207 MX record(s).
OKSPF25/25SPF policy published.
ERRORDMARC0/25DMARC policy not found.
OKDKIM20/20A DKIM selector was verified.
ERRORMTA-STS0/5Mail transport policy.
ERRORTLS-RPT0/5TLS reporting policy.
OKValid TLS certificate55/5542 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: 91-235-52-165.rev.rintech.sk
WARNINGIPv4 diversity20/35Two 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
91.235.52.165
AAAA
CNAME
MX
100 onlinedev.cncenter.cz.
30 aspmx3.googlemail.com.
30 aspmx2.googlemail.com.
20 alt2.aspmx.l.google.com.
10 aspmx.l.google.com.
20 alt1.aspmx.l.google.com.
100 onlineweb.cncenter.cz.
TXT
"google-site-verification=YpqzTytyg6xBnityOSxbaaE63MofvDuf1LoS7orI__8"
"facebook-domain-verification=wfcm40rgdf371lexv8af2vt9asl67m"
"v=spf1 include:_spf.google.com mx ip4:207.126.144.0/20 ip4:91.235.52.159 ip4:91.235.52.160 ~all"
"google-site-verification=Fh3MVqtpo01eXzT6zbRgW9myeLnSmOf6JMnFoIt-bwc"
NS
josephine.ns.cloudflare.com.
rick.ns.cloudflare.com.
SOA
josephine.ns.cloudflare.com. dns.cloudflare.com. 2411253807 10000 2400 604800 1800
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP