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Total

DNS

Email

Security

Network

100

Availability

Domainidnes.cz

IPv41

IPv60

MX records4

StatusActive

Domain technical report

iDNES.cz – s námi víte víc

idnes.cz

Nejnovější zprávy z vašeho kraje, České republiky a celého světa.

Generated: 2026-08-09T00:53:32-05:00 · Cached result

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IPv41

IPv60

MX4

NS3

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

3 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

4 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

183 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

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 response40 / 40 pts · Availability

HTTP/1.1 200 OK

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)

185.17.117.32

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

4 record(s)

10 smtp1.mafra.cz.
20 smtp4.mafra.cz.
10 smtp2.mafra.cz.
20 smtp3.mafra.cz.

TXT

8 record(s)

"google-site-verification=VdNNYIF4KCAI_-Fde4OKMfDGyYUb4JtYO8m8IbuDKAg"
"MS=ms45743943"
"v=spf1 include:spf.mailkit.eu include:_spf.xqueue.com include:spfam.mafra.cz include:spfna.mafra.cz include:spfag.mafra.cz include:spf.protection.outlook.com" " ip4:195.146.144.22 ip4:195.146.144.24 ip4:185.63.156.22 ip4:185.63.156.24 include:spf.smartemailing.cz -all"
"cisco-ci-domain-verification=1c493ddf9c6e7bbb3accae8c8bcaffdc5bc73dcee0a05cf2228e3bba1dd142d"
"google-site-verification=3gmVU4Owr1irArdk1y6yJuW61YwWidJGkuHorgyLxDc"
"asv_domain=11002d5c5b01eab3f7176d9abcdde1f0"
"google-site-verification=e8vQLJxL2f86eMT_umz9otbgNecaKeIPbOc3APmK_tI"
"anthropic-domain-verification-pfcahb=0fak8sXrPCWki4jCJc03aAdJ8"

NS

3 record(s)

ns.mafra.cz.
ns2.mafra.cz.
ns.mafracz.net.

SOA

1 record(s)

ns.mafra.cz. hostmaster.mafra.cz. 2026080903 300 900 604800 300

CAA

3 record(s)

0 iodef "mailto:itcerts@mafra.cz"
0 issue "sectigo.com"
0 issue "letsencrypt.org"

DS

1 record(s)

13994 8 2 BC3F4D72B1F55CE13EE29A4429ABB77AF1FEE919919D5437862E41D5 03BA61C6

DNSKEY

3 record(s)

256 3 8 AwEAAb6kLdWPqyBzegUq6Ao5DVX5KBKScCAyWSRPn+2di0dOsNvfWCqh /ubUMpFxdrR1Y3+mUXyfVFxzockBFKn3YcPo6YJKdjwd5/8AdyoPWd9Z MOXMoKg0hVjEbbiGIs82/TafyTcopleRvSQq/0vTh96FwaSQvXnsIW7i Sp7u5SSB
257 3 8 AwEAAcFIyKd0BI6qMNgcikcj52agYWFBuwPmt7dwHwKKk/w8IwY1lXXG 4X44gzzdBa020bURjNHMNla3PKxqtOhPpL4H8bGV7/H8YSK8q58/UoZQ pXdLjQN73fHALq7sjdjEuNgSxftBoeIbInW0BvRcd1RA7Wk2F68eCyEh XTyKwbUjNHf9WCbQ3I0HY1b6gmHVpscGfe5rGIuxl8O1gzX4pK8jedfZ GOaOa/na5Tb7W5M1j5N78XeRIU33TWwNJ2byC1QfO93QSJmJMotPyugo 6fH1kVky6Sbkvoiyfs94AeSq38jsd0VGZJOsD6g78JOZNcgeuGrck++V D8Vpt41rw8E=
256 3 8 AwEAAbSjUX4NnRzdYfFvjx1jrWQEDkBtUW8YrWkhsfZ+qgafQUq2p0V5 2+mQZdOpSttDduPiJZ5sIjVFkwrJy4ZdXQaI5YE5RL+AuKjfohNSlJxJ ekFWqLdsbjaxYIn/2Dk7OSpLDyeazWLpFi66yjpN4MAjxERoY2lIQFE8 /r52NXn/

RRSIG

9 record(s)

SOA 8 2 3600 20260829005713 20260809035653 33066 idnes.cz. IHtf5L12e9bBXLRg51PQo3mtKqKgGfe9x289T0hTb7fCJpV/Uall6FZQ ax5/QTWyDoJDftBU6sO6IlBirbsconMiIDjS+NTqIG27mCp3txcLDkEk eU9xsCE2JKzW/zXGnfGpEdQMv71nvqRJk7L5mDnS+t2M7VJnrQ5XVQWu YjY=
NS 8 2 300 20260822155027 20260802232147 57279 idnes.cz. HpZkw9+Lk3u125N5T8oUHW54q8dOwpK8A+bVEvo4OibKDf8WCzBI1nL8 Z537ix7ZVl38vGFPEIHxEkE5PxQB9xqTlPU7Ri6rV+16sNAf5xLVUtul NE8INN2MXYl152ugwVdcdhRvBFt2WOKqemnkuIG5emHLGgZNK6H2pCTc avs=
TXT 8 2 300 20260825120159 20260805113004 57279 idnes.cz. QvG+gnHNzqrMMJ8CdITSRx9MByPZK+EV+Uinqt1KeFhcH7i9SA+Ld4UA jA6ahwCVx6TBeEOrA8e80h93gOAaJGnIMytcU4rO4bOCRdUQFZtYaOh6 s0Nx/NWmyMz+gbDxWGnCGNtw/C7C/xwqSQjgXyhPaCPyR9nv7JPcmTnu Ln8=
NSEC 8 2 300 20260828044109 20260807213407 57279 idnes.cz. IZFsnx467Q8ll/brfnkgiAtsZntbLCfQL6FaUImhYQDJRefyVoZk5RzF LaV03KsxB2bEAPA4rG4U7PtmuCU7qVaFQhOtr4dNmMQg0pKiNk0oAiHj IvnqDKFmMejBqcotjTv9KZ+kVB90m/fzHhn+e1T8tC4hWQflSQVs4EZ5 Za8=
DNSKEY 8 2 3600 20260828152453 20260808093820 13994 idnes.cz. ruzrkduig8VnXeBbiMx/2fOXxaaeLxM9eqGLXMGCJdP7NENdVEd2Dd7f 4ashPUctASn61iANx9pjR6B2lyRyj8oyTcMo0e64/vZ/XSlCIu5VSqKA qk45BOv0CQYtQtEpbgWTzWDPx2GSoFJzKz2nc8thgQ5y+e/9U8ZIgOi7 KAyoO6wAZycY4AxXGanrEZQioF2FcgAptQBFJLOJcxVyPjTpkN2cCeve Mjgs/u7rrHb+9pitsCVRPDTC4tM2f8Rs3HZgLnGEGJ/0s/NOm4PrINrF DS24HXrM2yYJ+y/ciw7kfGb86f40QyO4ES64Jrv8SkxSaTAWEXXME9KW C6xDRg==
MX 8 2 300 20260827202557 20260807073307 57279 idnes.cz. CcxyKgSdF2//xvESpxaEMLWEVJMHZXSgKwM/dcCUCgNyf955qO6rYNxZ fHDS8avf/NXRmAVuFaRrCcJZ5QDLI3p+q4+IMUkiC3NhaezF/FIvDxpe GdPl+QhYGvTZDQREKnC3Bdq1cEFllgH28WZ2m5hBaOEyw169CYdm1C2o W+k=
A 8 2 300 20260823031250 20260803052311 57279 idnes.cz. QqZIz6bjbakV+d8noROd+MDLVNoOTOdxOPRcUJ1eLhsrGKCfMlI7Ol3X Vq1eqxr05I31JSdwCxUOYnMAIXXLaIEsL1dZTLbRdkUCjjq7GlWVS9T1 pSVInq7EGpt/xvLThqUwE26KVGWND197OUvQefFfftpjKdWTOj/KWJ5K G48=
DS 13 2 3600 20260809082134 20260726065134 5166 cz. vrdr2YQLFzjVNKObBlp+B/K8/p7s2Y8GOM4DbKX3LDv/MTx/ktlGrAnp XSAn2F20V3AZIL6U38YyMnqe236JBg==
CAA 8 2 300 20260829121830 20260809015554 33066 idnes.cz. aoEWljifAVL9Qgd9ZwxFGWQRaWOoZRb6VxdHEWSz4goxpb9VjzNupTM5 d6uE7E4d0D/bZsYSJ0+r5cSI8rO3Ez69I+8mKUYUkbSVO3Cf7boKt16X Cn+Pi+aT1jMhVxp8fCQBF31wBAlil9a7fijxpUeyKAjhpZVGI8/rm6ZL JKw=

NSEC

1 record(s)

007.idnes.cz. A NS SOA MX TXT 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 include:spf.mailkit.eu include:_spf.xqueue.com include:spfam.mafra.cz include:spfna.mafra.cz include:spfag.mafra.cz include:spf.protection.outlook.com ip4:195.146.144.22 ip4:195.146.144.24 ip4:185.63.156.22 ip4:185.63.156.24 include:spf.smartemailing.cz -all

DMARC

Configured

v=DMARC1; p=reject; rua=mailto:173a1ba4@mxtoolbox.dmarc-report.com,mailto:pi1rqn5o@ag.dmarcian-eu.com,mailto:dmarc-rua@mailkit.com,mailto:dmarc+666344@smartemailing.cz; ruf=mailto:173a1ba4@forensics.dmarc-report.com; pct=10

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4cPyPyaWcpY8Vj4Hg6Y9J4AmuVIvDs0Z3SZG/gABXBedaLE/x8NsmwEVPeEZcVdjPVmJqj/MB/fEVzCG6sPA7XHGaMqWsTk8QRx+CLgZEosa+zJwN63kohHxqk3GpsWjiu3aDtus3n9345pMJZBESsM5YTqlXHbrKgt3FvCWuonc7+ZJ8PphlKEfb0Wu5k6O3RlsURBGm4BMPsiHM0vZAHwDvE6nHsCIKb7d4Ommo5vt2tCRpEhZu5xyfR+BMnU5+updImYMQHx5/IN/HKa+QXme29c1cNCCMtvtgeTz822QWZ/U5caztD+ZSOubbuixEwlUJPRsPeDj5TtyVGtAEQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

iDNES.cz – s námi víte víc

Description

Nejnovější zprávy z vašeho kraje, České republiky a celého světa.

Final URL

https://www.idnes.cz/

HTTP status

200

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://www.idnes.cz/

Version

Server

X-Powered-By

iDNES iweb47

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Sectigo Limited

*.idnes.cz

Valid from

2026-01-12T18:00:00-06:00

Valid until

2027-02-08T17:59:59-06:00

Days remaining

183

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

5 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

✓

Referrer PolicyImplemented

—

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

185.17.117.32

61,19 ms

Cloudflare

1.1.1.1

185.17.117.32

286,28 ms

Quad9

9.9.9.9

185.17.117.32

186,47 ms

OpenDNS

208.67.222.222

185.17.117.32

393,90 ms

AdGuard

94.140.14.14

185.17.117.32

146,60 ms

IP, geolocation and ASNAssociated network information

185.17.117.32

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

smtp1.mafra.cz

Port 25: Closed/unreachable - 161.4 ms - 
Port 465: Closed/unreachable - 4012.2 ms - 
Port 587: Closed/unreachable - 273.2 ms -

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