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94
Total
100
DNS
90
Email
88
Security
85
Network
100
Availability
Domainmsmt.gov.cz
IPv41
IPv61
MX records1
StatusActive
Domain technical report

MŠMT ČR

msmt.gov.cz

Ministerstvo školství, mládeže a tělovýchovy České republiky

Generated: 2026-08-14T03:42:20+00:00 · Cached result

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IPv41
IPv61
MX1
NS4

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

4 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

41 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers23 / 35 pts · Security

6 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: www.msmt.cz

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)
195.113.76.76

AAAA

1 record(s)
2001:718:1e05:901::153

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
10 msmt-gov-cz.b-v1.mx.microsoft.

TXT

1 record(s)
"v=spf1 a:www.msmt.cz a:brid.msmt.cz ip4:195.113.76.20 ip6:2001:718:1e05:802::20 include:spf.protection.outlook.com -all"

NS

4 record(s)
c.ns.nic.cz.
a.ns.nic.cz.
b.ns.nic.cz.
d.ns.nic.cz.

SOA

1 record(s)
a.ns.nic.cz. hostmaster.nic.cz. 1786467921 900 300 604800 900

CAA

2 record(s)
0 issue "harica.gr"
0 issue "letsencrypt.org"

DS

1 record(s)
61130 13 2 205E2C9F5BCE1E5AA6DD72F2D7971DBBFF82B4F57B1D77C2519B614F 6A09F923

DNSKEY

2 record(s)
257 3 13 NZLAghLNsyTljxnnE65RkGn7Q+fwXr6uKhjAn2LZRQZCtyCDtkrYebJB qwKYnmEJG7a5B08PRTkqdeNhGJECHw==
256 3 13 VsT1CTpZ9Nj8aNln90qkVhh0SVH/GjgiBRoFFHPkkJeA/fIUrCQVu4Ne BJqiHnP+xATgpOE/7MD03KDJJnkVIQ==

RRSIG

2 record(s)
DNSKEY 13 3 1800 20260825170521 20260811153521 61130 msmt.gov.cz. eNZmwpoV9cFlaGXoD4WmNmLo6gOQXJtJvd1WsIl6K0eX6+HtZFbbxRfZ D/Id/HMspLNJS04hq9yIhE2f7oy/qQ==
SOA 13 3 1800 20260825170521 20260811153521 44831 msmt.gov.cz. ctQtRa5pAwdtZ8LemSdYKr7ezcAl2bqeh6a+rbOHQ5xhzZPT+rMXLIVL d5cevhSoTI82QGWj/rImpzcK7FTENg==

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:www.msmt.cz a:brid.msmt.cz ip4:195.113.76.20 ip6:2001:718:1e05:802::20 include:spf.protection.outlook.com -all

DMARC

Configured
v=DMARC1; p=quarantine; sp=quarantine; aspf=r; adkim=r;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu/WWYjNUm91SVmK6CxQgMWezp53Oasv59FDQVYfG9NmDJKYFSeO1rW2zTmu44bWfU6hALj3rSyvyWuV610JeK3fbTvNQAc3747QcZV8tpZQhz3uS256miOi0YJ1W1+C4ZxlM3DJB/sadmif4DfcjSCEE5kKzRjWkOw8dsO5Eff93ovlTrnXYEwTP+LVajCuxTbXk7gqzhMx/VR4dXy0RZxHz9ddx+hnvmls0jN0Io/oc0boEfut/VQCBxTMvUJpu/xLp9aCgzdZYD1wjIDXo0nJ7XGwcmbDao3jYeUbTPUa4l5hwY1fmc/Uou81Jltf4N/1J1xyp+dBoPRMQsNHQvQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
MŠMT ČR
Description
Ministerstvo školství, mládeže a tělovýchovy České republiky
Final URL
https://msmt.gov.cz/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://msmt.gov.cz/
Version
3
Server
Microsoft-IIS/10.0
X-Powered-By
ARR/3.0

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
msmt.gov.cz
Valid from
2026-06-26T09:58:53+00:00
Valid until
2026-09-24T09:58:52+00:00
Days remaining
41
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

6 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
✓
Referrer PolicyImplemented
✓
Permissions PolicyImplemented
—
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
195.113.76.76
321,17 ms
Cloudflare
1.1.1.1
3.032,65 ms
Quad9
9.9.9.9
195.113.76.76
343,58 ms
OpenDNS
208.67.222.222
195.113.76.76
392,27 ms
AdGuard
94.140.14.14
195.113.76.76
273,40 ms

IP, geolocation and ASNAssociated network information

195.113.76.76

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.216.183
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

msmt-gov-cz.b-v1.mx.microsoft

Port 25: Closed/unreachable - 18.4 ms - 
Port 465: Closed/unreachable - 4019.9 ms - 
Port 587: Closed/unreachable - 4036.6 ms -

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