DNS Report: estranky.cz

Generated: 2026-08-09T22:46:12-05:00

77/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/203 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 records20/202 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 certificate55/55184 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
ERRORHTTP security headers0/350 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: www.estranky.cz
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/1.1 200 OK
OKHTTPS final URL20/20Final URL uses HTTPS.

DNS Records

TipoValues
A
81.0.235.78
AAAA
CNAME
MX
10 mail.estranky.cz.
20 sns.nethost.sk.
TXT
"v=spf1 ip4:81.0.235.0/24 include:spf1.supportbox.cz -all"
"google-site-verification=SI3PDzGOMR8_BFNIfDp_kC2CEH9cWMADVzPg5aT-9AY"
"google-site-verification=IAyb5OKF1w0yu-PttO18UICIbCsaFu2ffAKglN_L5ss"
NS
tns.nethost.cz.
dns.nethost.cz.
sns.nethost.sk.
SOA
dns.nethost.cz. hostmaster.nethost.cz. 2011305904 10801 3600 3600000 864
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP