WAPDNS.com

Analyze any domain

Get a complete DNS, email, SSL, HTTP and network analysis in seconds.

70
Total
75
DNS
75
Email
77
Security
50
Network
60
Availability
Domainuni-bonn.de
IPv41
IPv60
MX records3
StatusActive
Domain technical report

Universität Bonn

uni-bonn.de

Die Exzellenzuniversität Bonn ist eine der erfolgreichsten Universitäten in Deutschland. Studieren und forschen Sie an eine der größten und forschungsstärksten Universitäten in Deutschland.

Generated: 2026-08-08T23:48:09-05:00 · Cached result

JSONCSVPDFVisit site
IPv41
IPv60
MX3
NS4

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

4 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

!
DNSSEC chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

✓
CAA policy5 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

3 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-RPT5 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

194 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: orientasiastage.uni-bonn.de

i
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 response0 / 40 pts · Availability

HTTP/2 404

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)
131.220.250.29

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

3 record(s)
10 esa1.rhrz.uni-bonn.de.
10 esa2.rhrz.uni-bonn.de.
10 esa3.rhrz.uni-bonn.de.

TXT

3 record(s)
"v=spf1 redirect=_spf.uni-bonn.de"
"HARICA-2ssxUYrYPV3Orwivydx"
"google-site-verification=-ibadjbrMpJZNJXoDcRi1rgwNv3hAIHo4WpDeQ8cje8"

NS

4 record(s)
dns3.uni-bonn.de.
unibn-dns.uni-koeln.de.
dns2.uni-bonn.de.
dns1.uni-bonn.de.

SOA

1 record(s)
dns1.uni-bonn.de. dnsadmin.uni-bonn.de. 801764308 10800 3600 1209600 10800

CAA

9 record(s)
0 issuewild "sectigo.com"
0 iodef "mailto:sicherheitsteam@uni-bonn.de"
0 issuewild "pki.dfn.de"
0 issue "pki.dfn.de"
0 issue "sectigo.com"
0 issuewild "harica.gr"
0 issuewild "letsencrypt.org"
0 issue "letsencrypt.org"
0 issue "harica.gr"

DS

0 record(s)
—

Not configured

DNSKEY

0 record(s)
—

Not configured

RRSIG

0 record(s)
—

Not configured

NSEC

0 record(s)
—

Not configured

NSEC3

0 record(s)
—

Not configured

SRV

0 record(s)
—

Not configured

NAPTR

1 record(s)
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 redirect=_spf.uni-bonn.de

DMARC

Configured
v=DMARC1; p=none; sp=none; adkim=s; aspf=s; rua=mailto:dmarc@uni-bonn.de

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Universität Bonn
Description
Die Exzellenzuniversität Bonn ist eine der erfolgreichsten Universitäten in Deutschland. Studieren und forschen Sie an eine der größten und forschungsstärksten Universitäten in Deutschland.
Final URL
https://www.uni-bonn.de/de
HTTP status
200

HTTP

Status
HTTP/2 404
Final URL
https://www.uni-bonn.de/de
Version
3
Server
X-Powered-By
Zope (www.zope.dev), Python (www.python.org)

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Hellenic Academic and Research Institutions CA
CN
uni-bonn.de
Valid from
2026-08-04T14:16:27-05:00
Valid until
2027-02-19T13:16:26-06:00
Days remaining
194
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

3 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
—
X-Content-Type-OptionsNot detected
✓
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
131.220.250.29
40,86 ms
Cloudflare
1.1.1.1
131.220.250.29
284,59 ms
Quad9
9.9.9.9
131.220.250.29
169,44 ms
OpenDNS
208.67.222.222
131.220.250.29
149,46 ms
AdGuard
94.140.14.14
131.220.250.29
134,59 ms

IP, geolocation and ASNAssociated network information

131.220.250.29

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

esa1.rhrz.uni-bonn.de

Port 25: Closed/unreachable - 124.4 ms - 
Port 465: Closed/unreachable - 4021.1 ms - 
Port 587: Closed/unreachable - 4146.1 ms -

Recently analyzed domains

View all →
elindependiente.com837k7k.com65www.news.bbc.co.uk4imagezoo.com63asso.fr4active24.cz95rijksoverheid.nl96fl.us4addictivetips.com72go.id15