DNS Report: calend.ru

Generated: 2026-08-10T15:45:09-05:00

78/100

Diagnostics

StatusCheckPointsDetails
OKIPv4 (A)30/301 IPv4 address(es) detected.
ERRORIPv6 (AAAA)0/100 IPv6 address(es) detected.
OKName server redundancy20/204 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 records20/201 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 certificate55/5589 day(s) remaining.
OKCertificate lifetime10/10Full points require at least 30 days remaining.
WARNINGHTTP security headers4/351 of 9 evaluated headers detected.
OKPTR reverse DNS30/30PTR: calend.ru
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
155.212.178.35
AAAA
CNAME
MX
10 mx.yandex.net.
TXT
"v=spf1 ip4:155.212.178.35  ip4:155.212.178.36 ip4:77.232.61.18 ip4:82.202.216.231 ip4:95.213.162.138 include:_spf.yandex.net include:spf.unisender.com ~all"
"mailru-verification: f087ffa93804ce32"
"google-site-verification=nDmqxYLh_eJ2UJnafoyjS_i7BmvIevvzcCYnFeFsmY8"
"google-site-verification=gMUOmL2ky_l1uF8tqpBGLab6sduE7AzsF7l2OBws8Pg"
NS
ns3.selectel.ru.
ns1.selectel.ru.
ns2.selectel.ru.
ns4.selectel.ru.
SOA
ns1.selectel.ru. support.selectel.ru. 2023021787 10800 3600 604800 300
CAA
DS
DNSKEY
RRSIG
NSEC
NSEC3
SRV
NAPTR
TLSA
SSHFP