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90
Total
100
DNS
80
Email
81
Security
85
Network
100
Availability
Domainrub.de
IPv41
IPv61
MX records1
StatusActive
Domain technical report

Built to change: Ruhr-Universität Bochum

rub.de

Built to change. Unsere Haltung. Unsere Zukunft. Die Ruhr-Universität Bochum ist seit jeher ein Ort, an dem Talente unabhängig von ihrer sozialen oder geografischen Herkunft ihren akademischen Weg gehen und sich entfalten können.

Generated: 2026-08-10T02:48:58-05:00 · 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.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

✓
MTA-STS5 / 5 pts · Mail

Mail transport policy.

✓
TLS-RPT5 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

193 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: vmits0186.rz.ruhr-uni-bochum.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/1.0 200 OK

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)
134.147.64.10

AAAA

1 record(s)
2a05:3e00:1:1002::64:10

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
10 mi.ruhr-uni-bochum.de.

TXT

5 record(s)
"adobe-idp-site-verification=9dbefc807fe5d39976c34678175f86b0418bc5178b56febd01014c8a65fd0511"
"v=spf1 exists:%{ir}.%{v}._spfx.mail.ruhr-uni-bochum.de exists:%{ir}._ip.%{l1r+}._spfx.mail.ruhr-uni-bochum.de ~all"
"mindmanager-verification=48b8b652842c93d93edcd6d693fbb40d9e1d037bd9bbb2083843929876b0aa66"
"google-site-verification=DjVLPWJ2ub7fqE8MVMN67zHZJF-5ZiW8JTbqtxJ9X5M"
"apple-domain-verification=Do06TXqqgCK5apVH"

NS

2 record(s)
dns2.ruhr-uni-bochum.de.
dns1.ruhr-uni-bochum.de.

SOA

1 record(s)
dns1.ruhr-uni-bochum.de. hostmaster.ruhr-uni-bochum.de. 2026186678 1800 450 604800 900

CAA

7 record(s)
0 iodef "mailto:abuse@ruhr-uni-bochum.de"
0 issue "pki.dfn.de"
0 issue "harica.gr"
0 issue "letsencrypt.org"
0 issue "sectigo.com"
0 issue "telesec.de"
0 issuewild ";"

DS

1 record(s)
13152 13 2 6BEAA9FA6482C004B6586511F5EC83EB4E923BDEC384693B0FD7CDCB 16D65453

DNSKEY

2 record(s)
256 3 13 cvyVvHCF5G3NmTMB1Gc82u5tUR0FybrVVcsgaPPBCyayPFhlCSbWTZmB H++fuev6ekdUVHtTw3NXv0WQFNMUlw==
257 3 13 ukcrBFbvrnWv4O3Hvd8xCi0RBHU82T8+meNhOysQqtpQ6lYtHQeKV1gF UJkQhp5CpjKHvTwYiZJLymQxMBC/4g==

RRSIG

8 record(s)
DNSKEY 13 2 3600 20260823221441 20260809215154 13152 rub.de. by9v/23QaHVkZuG/oP9nMML4abWFjV9nzjyt61SZKiuBEyawUMnaUL2k S2/eglYHh78bkoAnUeOuzw5DEWPqTA==
SOA 13 2 3600 20260824073452 20260810063452 60467 rub.de. 1N1TKaxezHsIVysKkV2PkiItRVrJkJIJ12+QNJbWZr1BEU0aH0n39AoF RwOvjQ1ik64CUxJ6jaQ6RMQRWcC6pA==
NS 13 2 3600 20260821090232 20260807085435 60467 rub.de. Cz0U56+oI3HvTjCK97rLV5pc7BRBOJjCCNvlwaVdmyziDlrOMilNaDJg aHmByp9gMFvhVYf6Wr+Az+ZZNCqp1Q==
TXT 13 2 3600 20260821090232 20260807085435 60467 rub.de. O7xj3DJz5DVVq+6S2d+59B5xhX2TDXn6XRGtHJ/ZgQq4pRIQJxN0MUwG btkGJgVL6NjiyDNpHwhibZZXCIM69w==
AAAA 13 2 3600 20260821090232 20260807085435 60467 rub.de. CytBBaP4yu3TdTnNZfIhI+KUdHGV9yJjBakREf36Nvyiu+Pgk/bBaPRR txreMN18mo9NhMRdND9xRyX3YvwVEQ==
A 13 2 3600 20260821083452 20260807081051 60467 rub.de. MMDQPMP6ZUSd0yIyPwZYa9t/XqpvwSqRFqukOaZk5vvB2EV6GKu+oqbb a9FJpu4WyY+dlNbqWFzd+unGhwPJbg==
MX 13 2 3600 20260821092206 20260807092102 60467 rub.de. 5tXcNgQ4Dn+yyqG/cAw8JGdFWxqMSHuatErVY6Y4fj4vGG5NDYEhuAMh +HVc7AMhiLTr5fzLYvOlCBoexn4wFA==
DS 8 2 86400 20260817120903 20260803103903 32911 de. NONDgBrTHhcLQyP5wJAkM+mZ1G0lftnaLBmTbnh+hub3zFcs+BbkV3Z+ Cruh8jK2qApB8UJ8+VYlDJTv4WYErLoM/wdl64YP/HMrJg8o7NVbSNLg GdLj22hR2JnDul8DnOJFUr9NhbvYVzMLEcV7jMevvKKbmcg20j2E1KSb d0s=

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 exists:%{ir}.%{v}._spfx.mail.ruhr-uni-bochum.de exists:%{ir}._ip.%{l1r+}._spfx.mail.ruhr-uni-bochum.de ~all

DMARC

Configured
v=DMARC1; p=quarantine; sp=none; rua=mailto:Postmaster-rua@ruhr-uni-bochum.de

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Built to change: Ruhr-Universität Bochum
Description
Built to change. Unsere Haltung. Unsere Zukunft. Die Ruhr-Universität Bochum ist seit jeher ein Ort, an dem Talente unabhängig von ihrer sozialen oder geografischen Herkunft ihren akademischen Weg gehen und sich entfalten können.
Final URL
https://www.ruhr-uni-bochum.de/de
HTTP status
200

HTTP

Status
HTTP/1.0 200 OK
Final URL
https://www.ruhr-uni-bochum.de/de
Version
1
Server
nginx
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Hellenic Academic and Research Institutions CA
CN
san4.ruhr-uni-bochum.de
Valid from
2026-02-19T02:16:41-06:00
Valid until
2027-02-19T02:16:41-06:00
Days remaining
193
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

4 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
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

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
134.147.64.10
282,85 ms
Cloudflare
1.1.1.1
134.147.64.10
253,02 ms
Quad9
9.9.9.9
134.147.64.10
394,70 ms
OpenDNS
208.67.222.222
134.147.64.10
810,60 ms
AdGuard
94.140.14.14
134.147.64.10
143,42 ms

IP, geolocation and ASNAssociated network information

134.147.64.10

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

mi.ruhr-uni-bochum.de

Port 25: Closed/unreachable - 1.1 ms - 
Port 465: Closed/unreachable - 4135.8 ms - 
Port 587: Closed/unreachable - 4020.8 ms -

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