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72
Total
70
DNS
90
Email
69
Security
65
Network
60
Availability
Domainirecommend.ru
IPv44
IPv60
MX records1
StatusActive
Domain technical report

Irecommend

irecommend.ru

Generated: 2026-08-11T04:22:45-05:00 · Cached result

JSONCSVPDFVisit site
IPv44
IPv60
MX1
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

4 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

58 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers4 / 35 pts · Security

1 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: lb21.r-99.com

✓
IPv4 diversity35 / 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

HTTP/2 521

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

4 record(s)
188.246.231.121
188.246.231.117
188.246.231.116
188.246.231.122

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
10 mx.yandex.net.

TXT

5 record(s)
"mailru-verification: a3c57c0a5668cdeb"
"yandex-verification: 4fc01d165ce1129c"
"v=spf1 a include:_spf_l.r-99.com include:_spf.google.com include:_spf.yandex.net ~all"
"wmail-verification: 3078b3719a19af18"
"google-site-verification=mc7vyupxjhdgwB_Ueu5IhvZZfMRe6UueoSw4mCRHFJA"

NS

2 record(s)
heidi.ns.cloudflare.com.
kareem.ns.cloudflare.com.

SOA

1 record(s)
heidi.ns.cloudflare.com. dns.cloudflare.com. 2410740194 10000 2400 604800 1800

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

Configured
v=spf1 a include:_spf_l.r-99.com include:_spf.google.com include:_spf.yandex.net ~all

DMARC

Configured
v=DMARC1; p=quarantine;

DKIM

Selector mail
v=DKIM1; k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCxUvBZ2r+CIbmzVQymZnZpJCaRyzLbo3w/YA/djaZENqBM4ieHYsBwTFpDV+Db3vl9NAhV9AjP+M2F8xY9yZe9YHuL+WwrfiZHOwnTFoWAUxDJ1e7RGAvrxC6qyBHFwZHcWevSLbQIBv96YVLKKKeqiuhTxiTv/6UAvB4QK243GQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Irecommend
Description
Final URL
https://irecommend.ru/
HTTP status
521

HTTP

Status
HTTP/2 521
Final URL
https://irecommend.ru/
Version
3
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
irecommend.ru
Valid from
2026-07-10T08:20:55-05:00
Valid until
2026-10-08T08:20:54-05:00
Days remaining
58
Protocol
TLSv1.2
Cipher
ECDHE-RSA-CHACHA20-POLY1305

Security headers

1 active
✓
HSTSImplemented
—
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

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
188.246.231.116, 188.246.231.117, 188.246.231.121, 188.246.231.122
47,96 ms
Cloudflare
1.1.1.1
188.246.231.116, 188.246.231.117, 188.246.231.121, 188.246.231.122
40,91 ms
Quad9
9.9.9.9
188.246.231.116, 188.246.231.117, 188.246.231.121, 188.246.231.122
63,98 ms
OpenDNS
208.67.222.222
188.246.231.116, 188.246.231.117, 188.246.231.121, 188.246.231.122
92,50 ms
AdGuard
94.140.14.14
188.246.231.116, 188.246.231.117, 188.246.231.121, 188.246.231.122
311,25 ms

IP, geolocation and ASNAssociated network information

188.246.231.121

No data
success
No
country
region
city
asn
organization
isp

188.246.231.117

No data
success
No
country
region
city
asn
organization
isp

188.246.231.116

No data
success
No
country
region
city
asn
organization
isp

188.246.231.122

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
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

mx.yandex.net

Port 25: Closed/unreachable - 113.7 ms - 
Port 465: Closed/unreachable - 4122.8 ms - 
Port 587: Closed/unreachable - 4021.2 ms -

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