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97
Total
100
DNS
90
Email
100
Security
85
Network
100
Availability
Domaindovecot.org
IPv41
IPv61
MX records1
StatusActive
Domain technical report

Dovecot | The Secure IMAP server

dovecot.org

Dovecot Pro is a full-service email platform that delivers dynamic scalability, high performance, efficient utilization of hardware, and outstanding support to the world's largest Telcos, ISP's, and Hosters.

Generated: 2026-08-11T00:05:26-05:00 · Cached result

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IPv41
IPv61
MX1
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

1 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 chain15 / 15 pts · Dns

DS and DNSKEY detected.

✓
CAA policy5 / 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

36 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

✓
HTTP security headers35 / 35 pts · Security

9 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: talvi.dovecot.org

i
IPv4 diversity20 / 35 pts · Network

Two or more IPv4 addresses receive full points.

✓
IPv6 connectivity35 / 35 pts · Network

AAAA availability.

✓
DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

✓
HTTP response40 / 40 pts · Availability

HTTP/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)
94.237.105.223

AAAA

1 record(s)
2a04:3545:1000:720:acc1:5bff:fe5e:459

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
10 talvi.dovecot.org.

TXT

1 record(s)
"v=spf1 mx a:talvi.dovecot.org -all"

NS

2 record(s)
pdns-public-ns2.powerdns.com.
pdns-public-ns1.powerdns.com.

SOA

1 record(s)
pdns-public-ns1.powerdns.com. hostmaster.dovecot.org. 2024013109 28800 7200 1209600 21600

CAA

3 record(s)
0 issuewild ";"
0 iodef "mailto:hostmaster@dovecot.org"
0 issue "letsencrypt.org"

DS

1 record(s)
36589 13 2 3E7EFD4652F0E7739B0290EA94AA72764641C34B4DAC4AEB5634860C 459F2F3B

DNSKEY

1 record(s)
257 3 13 XnLyr21lOBJuY0Xp+SkhgRYILS5kr/8Vw95OimeSa0s9b1q/7+TqbEp+ Wfym28dKcR4Fc4iHjoExIKDZTvgFXQ==

RRSIG

4 record(s)
MX 13 2 300 20260820000000 20260730000000 36589 dovecot.org. ls/wPSE10QiWyT7xP9rz6fZmtU/yb0CxFN4S1/1FQANaD+nGRnKjRF0J z9IjU8rMe6f6qHpR7Emu2MikuufLEg==
AAAA 13 2 300 20260820000000 20260730000000 36589 dovecot.org. xsLr3d0qh/znpNbLQwVcRc3txU0Uolkq58wB9PfZWcdI7f4I74LtOYb2 QyJ8k66Dfux+BNywECrJ/rD6hs4e5Q==
DS 8 2 3600 20260830152406 20260809142406 44925 org. dppp5eyzZ3CAaKLgNHuRK8gyBWQ/uCqTOQiCAZkThTuZq7vl/MqacWzX wftp5ymRq94rEk+e4Rsdx8HXdX1ebp3wP37QWmSzl5Lvb18eSokhQTY6 TbuVHPQ2rdSksssp1zG7Et2JVM5tgHxefgMZLC6R8iyhEGJaZQcQL/bG iOY=
DNSKEY 13 2 21600 20260820000000 20260730000000 36589 dovecot.org. 2FBIjvrzzwvzTkVXuXgGf1YpfE+nfmZPUmnep+dZkVBjrZQg8JIR03IT Nw89qZD6UbMsNGay+BiNoaKVWk6tuA==

NSEC

1 record(s)
_dmarc.dovecot.org. A NS SOA MX TXT AAAA RRSIG NSEC DNSKEY CAA

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 mx a:talvi.dovecot.org -all

DMARC

Configured
v=DMARC1; p=reject; rua=mailto:dmarc@dovecot.org; ruf=mailto:dmarc@dovecot.org; fo=s; aspf=r; pct=100

DKIM

Selector mail
v=DKIM1; k=rsa;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt2f2Lluo980zEkxN7Ewddj5GhIuRL7HjlmthUC2afh/9I54RcWChHBzNOazX2ELasfhEzF2/ocR9fY1a/ZTQEmOfkk/2SUUC6/M4kMt3FhkIi15F8LDLUBcqq2c8Xgf6RWfTv7Rfa6nz+TiChIzKW8VgabtIgUP0cb/y+1e79l+cvvLwsjlfmYc6XGQvaFkKidbh68gA7v/eDfDtkg5ODrzkuMfxYvZy9XxA4mUxcU86LpTuzcA49FDpglzhwAkPo16DaMmhOBYwju0LbghoMI35MwziMXqYY03K+A3xvofNmmzaVLcVPS7QDeFfR00WC78HTJnTAMLaBHcMrBvooQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Dovecot | The Secure IMAP server
Description
Dovecot Pro is a full-service email platform that delivers dynamic scalability, high performance, efficient utilization of hardware, and outstanding support to the world's largest Telcos, ISP's, and Hosters.
Final URL
https://dovecot.org/
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://dovecot.org/
Version
3
Server
nginx
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
dovecot.org
Valid from
2026-06-18T19:41:30-05:00
Valid until
2026-09-16T19:41:29-05:00
Days remaining
36
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

9 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
✓
Referrer PolicyImplemented
✓
Permissions PolicyImplemented
✓
Cross-Origin-Opener-PolicyImplemented
✓
Cross-Origin-Embedder-PolicyImplemented
✓
Cross-Origin-Resource-PolicyImplemented

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
94.237.105.223
41,58 ms
Cloudflare
1.1.1.1
94.237.105.223
130,46 ms
Quad9
9.9.9.9
94.237.105.223
109,50 ms
OpenDNS
208.67.222.222
94.237.105.223
226,01 ms
AdGuard
94.140.14.14
94.237.105.223
190,85 ms

IP, geolocation and ASNAssociated network information

94.237.105.223

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

talvi.dovecot.org

Port 25: Closed/unreachable - 53.5 ms - 
Port 465: Closed/unreachable - 4019 ms - 
Port 587: Closed/unreachable - 4016 ms -

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