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87
Total
95
DNS
65
Email
84
Security
85
Network
100
Availability
Domainuni-stuttgart.de
IPv41
IPv61
MX records2
StatusActive
Domain technical report

Universität Stuttgart

uni-stuttgart.de

Die Universität Stuttgart ist eine führende technisch orientierte Universität mit weltweiter Ausstrahlung. Ihr Weg ist die interdisziplinäre Integration von Ingenieur-, Natur-, Geistes- und Gesellschaftswissenschaften auf der Grundlage disziplinärer Spitzenforschung.

Generated: 2026-08-09T01:28:10-05:00 · Cached result

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IPv41
IPv61
MX2
NS3

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

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 policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

2 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

✓
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

93 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: uni-stuttgart.de

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)
129.69.0.47

AAAA

1 record(s)
2001:7c0:2041:48::47

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
10 mxex2.tik.uni-stuttgart.de.
10 mxex1.tik.uni-stuttgart.de.

TXT

8 record(s)
"v=spf1 include:_spf.mxex.uni-stuttgart.de include:_spf.mailrelay.uni-stuttgart.de"
"adobe-idp-site-verification=89e0898d92cb1af1264a5095a1ec46b6c591d4af17b8881af3e833ef42b33814"
"atlassian-domain-verification=mw1Y7z/KOJZxm0aAkF8bQwT1rT1x6RBD8fj3bBciJVtq1jDX97u/Jkgk7mxstpBf"
"google-site-verification=H44ewdpwEWItGRRimCVxcR_ecOlVXvOgXeKE9RgM2ts"
"security_contact=noc@uni-stuttgart.de"
"HARICA-nUcytuSG6DImGKcrieG"
"University of Stuttgart"
"MS=D72A25682508B3822D00441FBB6C7A2A083F0400"

NS

3 record(s)
dns-auth1.uni-stuttgart.de.
dns-auth2.uni-stuttgart.edu.
dns-auth3.uni-stuttgart.net.

SOA

1 record(s)
dns-hm0.rus.uni-stuttgart.de. dns-support.rus.uni-stuttgart.de. 2026080506 3600 900 1209600 3600

CAA

0 record(s)
—

Not configured

DS

1 record(s)
44093 13 2 481616AD6F49108683FDD87268E748C972E5AD4D088D2A9555004AB3 1315F4B6

DNSKEY

2 record(s)
256 3 13 h4gL0lhTMrKC2dg4zQI/0kyALFkydiaKY4kyYgCa9tc3hjR7XSpKFAM/ TfHwTDTSYamE7QM8rPE4jIKoFxcvjg==
257 3 13 IQAebn6QFu12i0Dai5MfmfN+tIty3rmYyfNPYP2rOP3+GTwaOGpECv0H xUPYKoe5CMe4TEByGk/CBCqZUTsZqw==

RRSIG

3 record(s)
NS 13 2 3600 20260907040129 20260808060052 3002 uni-stuttgart.de. 94gPWvFkuvBzxo1+xPUods9+rRxKR55lFbWVOWVhJ0oUQAi3uOPeZgUD IS6DYBc1ti8595nqktUX+tFBg9pvZQ==
TXT 13 2 3600 20260907012524 20260808060053 3002 uni-stuttgart.de. l7LkoMhapP0JR4Q5x4/C1K5/S5e7x3ez2NT4qslSfKBGjkqoJhl58XA/ X5uPmD4cMhiUF8cUhBsCiqD9DUF92w==
DS 8 2 86400 20260817120903 20260803103903 32911 de. dZg/AK/lDAoaynwXkniZHWEtab5q5A+vceU+4OA6YXO5R55Egv/89CVl 28XR+xjUgx9ud/JnbSIXIw2rJupT289uRSlURa1v4SCU1ulqlAPUytvo mrN57hHgvfO+NccGEbQVxBRmTyXMWGVqn9EQGUIO/IStgJirOfy9+mJR Wp8=

NSEC

1 record(s)
dkim._domainkey.uni-stuttgart.de. A NS SOA MX TXT AAAA NAPTR RRSIG NSEC DNSKEY

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

2 record(s)
100 10 "s" "x-eduroam:radius.tls" "" _radsec._tcp.eduroam.de.
100 10 "s" "aaa+auth:radius.tls.tcp" "" _radsec._tcp.openroaming.eduroam.org.

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 include:_spf.mxex.uni-stuttgart.de include:_spf.mailrelay.uni-stuttgart.de

DMARC

Not configured
—

Not configured

DKIM

Selector dkim
v=DKIM1; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAx65Gw5swxuiauBGQhSvuXY1UcF7qcsVheHJ1/4QwWLxAkcMXjsIPadtqGJzTdlW9psadOet4p9j7Tp57MjEVBJM+y9GfLXvo9Sfx2d47VrFQnOStrx97bJHaEnqWwOO9D2LUMUDHCnVcYH3DT3iXuNDPE+TA1tsD81sb8ZTK0wU5PQrwf4TxdXzqpUAbnvKBTT7WFc5t9Rrg6IwXCuQioVuHPW3JBPmh91M13mULFTa0h/EnTBM2LR2ZbE6S9bhcmL8xvLwRos4vUHaHbZt35/B99jV1sWDJy2gO34tMthOXpO7j1SbZPH+wsbuqE7A8ncu9y1Ee0gboqfeJLVuA3QIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Universität Stuttgart
Description
Die Universität Stuttgart ist eine führende technisch orientierte Universität mit weltweiter Ausstrahlung. Ihr Weg ist die interdisziplinäre Integration von Ingenieur-, Natur-, Geistes- und Gesellschaftswissenschaften auf der Grundlage disziplinärer Spitzenforschung.
Final URL
https://www.uni-stuttgart.de/
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://www.uni-stuttgart.de/
Version
3
Server
OpenCms/21.0.19
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Hellenic Academic and Research Institutions CA
CN
redirector.rus.uni-stuttgart.de
Valid from
2025-11-10T03:37:11-06:00
Valid until
2026-11-10T03:37:11-06:00
Days remaining
93
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
129.69.0.47
277,95 ms
Cloudflare
1.1.1.1
129.69.0.47
149,03 ms
Quad9
9.9.9.9
129.69.0.47
148,42 ms
OpenDNS
208.67.222.222
129.69.0.47
738,22 ms
AdGuard
94.140.14.14
129.69.0.47
139,14 ms

IP, geolocation and ASNAssociated network information

129.69.0.47

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

mxex2.tik.uni-stuttgart.de

Port 25: Closed/unreachable - 120.4 ms - 
Port 465: Closed/unreachable - 231 ms - 
Port 587: Closed/unreachable - 252.1 ms - 220 mxex2.tik.uni-stuttgart.de ESMTP Postfix

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