Domain technical report
Vysoká škola ekonomická v Praze
vse.cz
IPv41
IPv60
MX1
NS3
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86
Total
90
DNS
95
Email
77
Security
50
Network
100
Availability
Domainvse.cz
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
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
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-RPT5 / 5 pts · Mail
TLS reporting policy.
Valid TLS certificate55 / 55 pts · Security
43 day(s) remaining.
Certificate lifetime10 / 10 pts · Security
Full points require at least 30 days remaining.
HTTP security headers12 / 35 pts · Security
3 of 9 evaluated headers detected.
PTR reverse DNS30 / 30 pts · Network
PTR: devetsil.vse.cz
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)146.102.16.4
AAAA
0 record(s)—
Not configured
CNAME
0 record(s)—
Not configured
MX
1 record(s)0 vse-cz.f-v1.mx.microsoft.
TXT
6 record(s)"MS=ms41438055" "apple-domain-verification=5PkrY5UtWnwbHo2g" "adobe-idp-site-verification=aec157205d9dff087440ac458d785dd442db0a2ef15a2fb97858ea133e5930b2" "google-site-verification=Kpy5Lgkb42_w2VFuYo63XofjB3k9g0WCw2erAwFPUjI" "v=spf1 ip4:146.102.16.2 ip6:2001:718:1e02::/64 ip4:78.31.26.42 include:spf.protection.outlook.com ~all" "cisco-ci-domain-verification=46daf81ac270455a7cd9485dd29dad0df999f905b8eebe672e092e60ed86f5d"
NS
3 record(s)mx2.vse.cz. ns1.vse.cz. ns2.vse.cz.
SOA
1 record(s)ns1.vse.cz. hostmaster.vse.cz. 2026081058 21600 3600 604800 1200
CAA
5 record(s)0 issue "sectigo.com" 0 issuewild "harica.gr" 0 issue "letsencrypt.org" 0 issue "harica.gr" 0 iodef "mailto:abuse@vse.cz"
DS
1 record(s)4859 13 2 607BEA3CF352BA4B5EA52BF08B88230097ED3D204B9432400A314947 CD6E02B8
DNSKEY
1 record(s)257 3 13 /5UEr8SWahWCC4gL/wBjat9+ai9M6wHhieyGr88/iz5ka8wFtFowaV5m 6hbPTexdBczAAJlgiQzxqKl2dU1Z3w==
RRSIG
2 record(s)DS 13 2 3600 20260823054724 20260809041724 5166 cz. NPU6pUv8GAT8TLvk2ZJMpb4Xoihr93m+SR2euHkITHZQf48B2L6M/SHn R1KVNW7zkpXWJieFrQC2dtIQoHdmwg== CAA 13 2 7211 20260819024022 20260805023811 4859 vse.cz. CBgflIhMV5YfY3SRTY+hUug7ADq+gE1DttRB//mHjZSakYsSQw39OlTr rnvT3UwxLMNCJhndZTHyrAfOsOKcfg==
NSEC
1 record(s)1ka.vse.cz. A NS SOA MX TXT RRSIG NSEC DNSKEY CDS CDNSKEY 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
Configuredv=spf1 ip4:146.102.16.2 ip6:2001:718:1e02::/64 ip4:78.31.26.42 include:spf.protection.outlook.com ~all
DMARC
Configuredv=DMARC1;p=quarantine;pct=100;sp=quarantine;fo=1:d:s;rua=mailto:dmarc-rua@vse.cz;ruf=mailto:dmarc-ruf@vse.cz;
DKIM
Selector selector1v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAmr+BI3PUFsVP+ocwI7lzIWM3tmJjs2A/8Xf8O3ouhGVkEOdkX5y1s6qOP/aXkp45XlxA0OQkb2dYEcX/hQi/6wuYSNJkwNgFmw5UWxahU8xQNbakDbDgdz2pLchxNMq8R2b6bA3BnqwXFCeFhFrU/grnN7+FoIZ4ymY8qy6lwmCjRpoMKPnJChBvIgEKhhSpJGrnep03gSmGdTFzA/oCJ1+e84PmsZ42xgdSUGINk9JpqBwa1yeI7+xwk73ICQC1NSiSb2lqsj+yi1U5JTdtLNqfmT15h8g+RMxMsgRxibcz8qm6Wrf/fvTr27qVDfQkjWX+NiTVUdagvAHo0JriEQIDAQAB;
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
Vysoká škola ekonomická v Praze
Description
Final URL
https://www.vse.cz/
HTTP status
200
HTTP
Status
HTTP/1.1 200 OK
Final URL
https://www.vse.cz/
Version
2
Server
Apache
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
Hellenic Academic and Research Institutions CA
CN
www.vse.cz
Valid from
2025-09-23T08:00:45-05:00
Valid until
2026-09-23T08:00:45-05:00
Days remaining
43
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384
Security headers
3 activeHSTSImplemented
Content Security PolicyNot detected
X-Content-Type-OptionsImplemented
X-Frame-OptionsImplemented
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
8.8.8.8146.102.16.4
163,13 ms
Cloudflare
1.1.1.1146.102.16.4
171,70 ms
Quad9
9.9.9.9146.102.16.4
50,15 ms
OpenDNS
208.67.222.222146.102.16.4
702,32 ms
AdGuard
94.140.14.14146.102.16.4
244,57 ms
IP, geolocation and ASNAssociated network information
146.102.16.4
Identifiedsuccess
Yes
country
Czechia
country_code
CZ
region
Prague
city
Prague
latitude
50.0880921
longitude
14.4207767
asn
2852
organization
University of Economics, Prague
isp
CESNET z.s.p.o.
timezone
Europe/Prague
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
vse-cz.f-v1.mx.microsoft
Port 25: Closed/unreachable - 18.8 ms - Port 465: Closed/unreachable - 4022.5 ms - Port 587: Closed/unreachable - 4033.8 ms -