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89
Total
100
DNS
70
Email
84
Security
85
Network
100
Availability
Domainrwth-aachen.de
IPv41
IPv61
MX records1
StatusActive
Domain technical report

RWTH Aachen University | Rheinisch-Westfälische Technische Hochschule | EN

rwth-aachen.de

Die RWTH Aachen ist ein Ort, an dem die Zukunft unserer industrialisierten Welt gedacht wird - Thinking the Future

Generated: 2026-08-08T21:25:20-05:00 · 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.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

61 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: rwth-aachen.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)
137.226.107.60

AAAA

1 record(s)
2a00:8a60:450::107:60

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
10 mx1.rz.rwth-aachen.de.

TXT

5 record(s)
"google-site-verification=MBo5UfSByZyIAyjv3TI4YpeIF3k9800b6R-0RuupVog"
"v=spf1 include:_spf.itc.rwth-aachen.de -all"
"google-gws-recovery-domain-verification=68268798"
"HARICA-OxzFjAQFBC6Ca32ivZA"
"adobe-idp-site-verification=f776e93b43310d11ffce240aee50080562eb76f499439e8f27f906a7c6ab70f7"

NS

4 record(s)
zs1.rz.rwth-aachen.de.
zs2.rz.rwth-aachen.de.
dns-2.dfn.de.
dns-1.dfn.de.

SOA

1 record(s)
zs1.rz.rwth-aachen.de. hostmaster.rwth-aachen.de. 2026080701 10800 3600 3600000 600

CAA

4 record(s)
0 issuewild ";"
0 issue "harica.gr"
0 iodef "mailto:ca@rwth-aachen.de"
0 issuemail "harica.gr"

DS

5 record(s)
56627 14 2 B052F8A31EC09C3B1E03390B9C5361F17482D569E22EE1058B357CE9 4B12DF0C
62085 14 2 7E10317933E6EE898EA78AD3009C26650296F642757D6B4F3C3E1FA9 A14B67A8
32691 14 2 C84DA7FE18755644C07CB1C3E8EDE98E7CD63B5322F03F465D163FBD E2E3C84D
11050 14 2 458ACC6666D7FB9B8BA9664665B16914AAA16E79DFB97295CF7909EA E057E0DF
50088 14 2 54FE9B807A2320BA4C4096F1459D49FB43F293738E7A1176D35EED0F D0ECF826

DNSKEY

6 record(s)
257 3 14 oRvirV4KvRXVLPFdm44qqc5PdqJOYz/PtkNs14mhquXRgqA6GuixFEEa 5NulrVBW2EYk+dPgsL/OpyrNy3suBkJyGWMyyZoqDwVocGIYrfzZM8+w SbebW5m+18/nOx0Q
257 3 14 +m+4zpeeEJSy44oqlrmWdQoyG/djixiC/0Y+0vHlidc9eRclRH+E7TD5 ibzh8OQOTTGm9tXoTj5JMp6yCxghkTHzj3kqVoWX0SFFWTlp4ZViCp77 CPuQ9lrm80Qh/VMo
256 3 14 3JrH3uQGq5DEkk9urcGxkc1qdixxXMKL8AmetvwCasD0Np08svQbYalp 6YviXXGZa5ceCoqqa7FgCnOpoaQ7jLfduxeYynO3DWxHqHCxUe6LcF10 V4poMczdg4bKp5bu
257 3 14 FaChCrEM0I5uVsvv/tgrhthnsr2EVhZpRCLPJQ8GlOBtqnB7fvdusPze hmRFOOJ3S7ofqm19GNAlSbA0KOmf5fAYAhPd3yN5q/OZnP6sq7rIV1TU r12rWoXPzlUNzT2R
257 3 14 3YGUeYbHJeJKQG6jHfih6AN65eDWupRUpqVpSmACwLVAWht9H9rYL0XM qlg0/fc9h3BQJlMemIh3h9xu09I+fwroU/qEopP0QDv3bB4bvTHaarXM y6Ut/Nf28xuMUJ2q
257 3 14 0yCvPrOy2Cv3wixF4kUnAtPkLDo55zFrE/Gs56M924BkNFuqK8kUiJNV yhBNkbRersXOBE82lBI035r7nrZabMyPw0tfQEPYbcObVeo6hLqewY39 M0P0LxQ7A+lzTC1H

RRSIG

5 record(s)
A 14 2 86400 20260906153005 20260807153005 33238 rwth-aachen.de. QIya+at/sfbp3SmAWAaOZdsgNjZHqYS089oWPsqYKLrxFzx/E1RSXWkZ EnU6/Mj2506g5a9vW95MPwdhSz83cNcrRNXT7lv29GCYDsYIYk6/EdZh TsyqoRTHy5M6YEJ3
DS 8 2 86400 20260817120903 20260803103903 32911 de. ntfK3uOMrnMPwSK/3kZdBsf2HB3YvGhTEuhncC/FmeaijfoapKfeBxU3 d6snotkEaXIviW2M+TjUlPcd2UWSagHgkLg54P3SBIZhmVAx51AjH0ma EdBztUHwxAOcFMVqt86SApeBIIc61UCQDtTJEyfVSn/F/Sn89qP+j5hq TqU=
NS 14 2 86400 20260906153005 20260807153005 33238 rwth-aachen.de. wO9+ShIdikUFmJezYOe6F3xGSb/6D1QklqKEn3IvkyBaPNJsxuAA5Q2F yvkczKyemed4DLsvZdkP9IfortLcAi8EAqS3lJe5UFA06bFMvMeGi96R L3MJYqryTryemYS9
MX 14 2 86400 20260906153005 20260807153005 33238 rwth-aachen.de. hA2NYcx2wkXlC36vspQPKiHgpjbuVQT92FBgSXOGRcVN+dqeLZ+GCkc4 IxSlKgODeujgioiiOcO5zjW7sYtcMvRT754CxXQmrkYDo4NpbVnHdT9C AQf4eLQT41OfJ2CM
CAA 14 2 86400 20260906153005 20260807153005 33238 rwth-aachen.de. VAMEZCrJO1V64PxQQir8UpzQQDRK+lXVqVIyFbv/vz9W21H2xDccPnoa TdT7wJfbbth/DgUMeQFRHJvXvj/m2me7/xsPP068nxRo23MdcDuOYnJE kFUJfwUcWxHZXLg2

NSEC

1 record(s)
3dsr.rwth-aachen.de. A NS SOA MX TXT AAAA NAPTR RRSIG NSEC DNSKEY CAA

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

4 record(s)
14 100 "s" "SIP+D2TU" "" _sip._udp.rwth-aachen.de.
10 100 "s" "SIPS+D2T" "" _sips._tcp.rwth-aachen.de.
12 100 "s" "SIP+D2T" "" _sip._tcp.rwth-aachen.de.
100 10 "s" "x-eduroam:radius.tls" "" _radsec._tcp.eduroam.de.

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 include:_spf.itc.rwth-aachen.de -all

DMARC

Configured
v=DMARC1; p=reject; rua=mailto:dmarc-report@rwth-aachen.de; ruf=mailto:dmarc-report@rwth-aachen.de;

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
RWTH Aachen University | Rheinisch-Westfälische Technische Hochschule | EN
Description
Die RWTH Aachen ist ein Ort, an dem die Zukunft unserer industrialisierten Welt gedacht wird - Thinking the Future
Final URL
https://www.rwth-aachen.de/cms/~a/root/?lidx=1
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.rwth-aachen.de/cms/~a/root/?lidx=1
Version
3
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Hellenic Academic and Research Institutions CA
CN
www.rwth-aachen.de
Valid from
2025-10-08T22:50:57-05:00
Valid until
2026-10-08T22:50:57-05:00
Days remaining
61
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES256-GCM-SHA384

Security headers

5 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
—
X-Content-Type-OptionsNot detected
✓
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
137.226.107.60
36,80 ms
Cloudflare
1.1.1.1
137.226.107.60
172,32 ms
Quad9
9.9.9.9
137.226.107.60
44,29 ms
OpenDNS
208.67.222.222
137.226.107.60
174,37 ms
AdGuard
94.140.14.14
137.226.107.60
987,76 ms

IP, geolocation and ASNAssociated network information

137.226.107.60

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

mx1.rz.rwth-aachen.de

Port 25: Closed/unreachable - 115.1 ms - 
Port 465: Closed/unreachable - 127.6 ms - 
Port 587: Closed/unreachable - 119.9 ms -

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