DNS Report: coi.cz

Generated: 2026-08-11T07:21:07-05:00

92/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
OKIPv6 (AAAA)10/101 IPv6 address(es) detected.
OKName server redundancy20/202 NS record(s); 2 or more required.
OKSOA record10/10Authoritative zone record.
OKDNSSEC chain15/15DS and DNSKEY detected.
ERRORCAA policy0/5Certificate authority restriction.
OKDNS propagation10/10Agreement between public resolvers.
OKMX records20/201 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 certificate55/5572 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers19/355 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: 79.16.155.104.bc.googleusercontent.com
WARNINGIPv4 diversity20/35Two or more IPv4 addresses receive full points.
OKIPv6 connectivity35/35AAAA 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
104.155.16.79
AAAA
2600:1900:4010:cc4::
CNAME
MX
0 coi-cz.o-v1.mx.microsoft.
TXT
"v=spf1 a mx ip4:213.195.199.180 ip4:213.195.199.179 include:spf.protection.outlook.com -all"
"3cm65x8m01l90f3y531fn6cdmwknrztf"
"MS=75DD76990965786EAF6D64424FC315C80B2B1ED1"
"cb3tqxs6w619gznqdrwfwwp6z4y01p3c"
NS
ns1.ignum.com.
ns2.ignum.cz.
SOA
ns1.ignum.com. hostmaster.ignum.cz. 2026073102 10800 3600 604800 3600
CAA
DS
1478 13 2 470201C4952A833A4C2B18D20E7E22FE8BE54CE27677C76EDAD8644E 0E22AE98
DNSKEY
256 3 13 gB+euHP2bil7a58BF2WaNvSCnRcloJihHEqHTJCLwt9eYMMwPW3CY7yj iBTL5kFVNHWoZMQvaIK8RbY49HEeqQ==
257 3 13 iwSBRNKahrDDjqGMErIG6vv59dDkT4Em1maTym1rj3fpFNYrSqu6Bdsz 9GmshtPdFMhfVry8mp22CCQc1X3QBg==
RRSIG
AAAA 13 2 600 20260929121903 20260731111903 6760 coi.cz. m91kBtntDSqjPv5qHOvnwUNDmnQzD9UOd9uHv2pQhe56i4z/6uq9BAV6 dT6S9jevOPhvU87uqL1/nbKVM0VlyA==
NS 13 2 3600 20260929121903 20260731111903 6760 coi.cz. OlleitH+/+dv0zldmdDASouyKtYZ+qW+VrlmEMNf6yuTQ9VSbis/Ecny zXycXs84ocxtUFfePtep6Yy0LTqBdw==
A 13 2 600 20260929121903 20260731111903 6760 coi.cz. 1HnQdT7nFTjwQrmhU/5ZNVb6OEvfSXQP3z7lgcVLmIyfnX8ThnJkG0UV vKCjmd/vC4sAg60MbcZf7KKyXM3Zgw==
DS 13 2 3600 20260823054724 20260809041724 5166 cz. yLxEVRDTJnI3bbeoao+yU3vIyRBluWKuJjfNXvYZ91eMGyjjFjheNpu+ 10gUcx7QWDS6MeiwtEEywZyr03l6EQ==
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP