Domain technical report
cntd.ru
cntd.ru
IPv41
IPv60
MX1
NS2
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69
Total
70
DNS
90
Email
65
Security
50
Network
60
Availability
Domaincntd.ru
IPv41
IPv60
MX records1
StatusActive
DiagnosticsMain findings and recommendations
IPv4 (A)30 / 30 pts · Dns
1 IPv4 address(es) detected.
IPv6 (AAAA)0 / 10 pts · Dns
0 IPv6 address(es) detected.
Name server redundancy20 / 20 pts · Dns
2 NS record(s); 2 or more required.
SOA record10 / 10 pts · Dns
Authoritative zone record.
DNSSEC chain0 / 15 pts · Dns
Both DS and DNSKEY are required.
CAA policy0 / 5 pts · Dns
Certificate authority restriction.
DNS propagation10 / 10 pts · Dns
Agreement between public resolvers.
MX records20 / 20 pts · Mail
1 MX record(s).
SPF25 / 25 pts · Mail
SPF policy published.
DMARC25 / 25 pts · Mail
DMARC policy published.
DKIM20 / 20 pts · Mail
A DKIM selector was verified.
MTA-STS0 / 5 pts · Mail
Mail transport policy.
TLS-RPT0 / 5 pts · Mail
TLS reporting policy.
Valid TLS certificate55 / 55 pts · Security
172 day(s) remaining.
Certificate lifetime10 / 10 pts · Security
Full points require at least 30 days remaining.
HTTP security headers0 / 35 pts · Security
0 of 9 evaluated headers detected.
PTR reverse DNS30 / 30 pts · Network
PTR: gwmail-subscribe.kodeks.ru
IPv4 diversity20 / 35 pts · Network
Two or more IPv4 addresses receive full points.
IPv6 connectivity0 / 35 pts · Network
AAAA availability.
DNS resolution40 / 40 pts · Availability
At least one address family must resolve.
HTTP response0 / 40 pts · Availability
No successful HTTP response.
HTTPS final URL20 / 20 pts · Availability
Final URL uses HTTPS.
DNS and emailPublished records and email configuration
A
1 record(s)5.61.15.145
AAAA
0 record(s)—
Not configured
CNAME
0 record(s)—
Not configured
MX
1 record(s)10 mail.kodeks.ru.
TXT
3 record(s)"globalsign-domain-verification=g740lgeGCTuwnobmu6LszhuluCbMat7-r4N8JWsqyr" "facebook-domain-verification=nzqa1wofw9m7yldsgk26hufg028v0z" "v=spf1 a mx ip4:37.46.60.4 ip4:5.61.15.32 ip4:5.61.15.185 ip4:5.61.15.145 ip4:5.61.15.146 ip4:5.61.15.245 ip4:5.61.15.167 ~all"
NS
2 record(s)ns2.kodeks.ru. ns3.kodeks.ru.
SOA
1 record(s)ns2.kodeks.ru. root.kodeks.ru. 2026071301 600 900 3600000 600
CAA
0 record(s)—
Not configured
DS
0 record(s)—
Not configured
DNSKEY
0 record(s)—
Not configured
RRSIG
0 record(s)—
Not configured
NSEC
0 record(s)—
Not configured
NSEC3
0 record(s)—
Not configured
SRV
0 record(s)—
Not configured
NAPTR
0 record(s)—
Not configured
TLSA
0 record(s)—
Not configured
SSHFP
0 record(s)—
Not configured
SPF
Configuredv=spf1 a mx ip4:37.46.60.4 ip4:5.61.15.32 ip4:5.61.15.185 ip4:5.61.15.145 ip4:5.61.15.146 ip4:5.61.15.245 ip4:5.61.15.167 ~all
DMARC
Configuredv=DMARC1; p=none; pct=10; adkim=r; aspf=r;
DKIM
Selector mailv=DKIM1; k=rsa; t=s; s=email; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7LrGsOUXOvfE0ILWbh8etIgOqY7YTJ7THKffMBK8++AT1ZisMLha/KlMK2hq/t+3YSnNW0YMttSkNa3OupTDVgH4k1s50Hcso/MUpJJrHZjGW9BcKirez6HAUJUiLNqcSLsNg3BTWOzwAvLXaBz8Y0QS9t1NgLKhImIE80D4SsaZ7iJoW5mS7VvUuzrNEnNmJzb68Kjncjne4BpiRSzNHUHFWaWRjK4p9I4dNXF/9riPUu+qYCQF1T3+WtLfSnvnwCFdCQB92rdZPlPVnUm4v0D80Uf4CdNb4GW3G4K331rp9od8vhkr91H+Zwbtl38eIOfm832XE3u4R5sNuovXqQIDAQAB
Analyzed webpageMetadata and HTTP response
Title and description
No dataTitle
Description
Final URL
https://cntd.ru/
HTTP status
HTTP
Status
Final URL
https://cntd.ru/
Version
3
Server
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
GlobalSign nv-sa
CN
*.cntd.ru
Valid from
2026-07-14T01:12:41-05:00
Valid until
2027-01-29T00:12:41-06:00
Days remaining
172
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256
Security headers
0 activeHSTSNot detected
Content Security PolicyNot detected
X-Content-Type-OptionsNot detected
X-Frame-OptionsNot detected
Referrer PolicyNot detected
Permissions PolicyNot detected
Cross-Origin-Opener-PolicyNot detected
Cross-Origin-Embedder-PolicyNot detected
Cross-Origin-Resource-PolicyNot detected
DNS propagationComparison across public resolvers
Public resolver comparison
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.85.61.15.145
180,68 ms
Cloudflare
1.1.1.15.61.15.145
195,67 ms
Quad9
9.9.9.95.61.15.145
184,82 ms
OpenDNS
208.67.222.2225.61.15.145
462,57 ms
AdGuard
94.140.14.145.61.15.145
395,22 ms
IP, geolocation and ASNAssociated network information
5.61.15.145
No datasuccess
No
country
region
city
asn
organization
isp
Visitor information
Visitorip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No
SMTPEmail port connectivity
mail.kodeks.ru
Port 25: Closed/unreachable - 124.3 ms - Port 465: Closed/unreachable - 120.7 ms - Port 587: Closed/unreachable - 288 ms -