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84
Total
90
DNS
90
Email
84
Security
20
Network
100
Availability
Domainuni-passau.de
IPv41
IPv60
MX records1
StatusActive
Domain technical report

Exzellent forschen und studieren - Universität Passau

uni-passau.de

Die Universität Passau steht für exzellente Forschung und innovative Lehre. Rund 12.000 Studierende aus über 100 Ländern lernen und forschen in Passau.

Generated: 2026-08-10T15:08:41-05:00 · Cached result

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IPv41
IPv60
MX1
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 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-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

189 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 DNS0 / 30 pts · Network

PTR not detected.

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 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)
138.246.225.46

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
0 unipassau-de0i.l-v1.mx.microsoft.

TXT

3 record(s)
"google-site-verification=pgJ8LxUtaTArdWAOhwaV4EgsYH7Bw485PEbvSw-s4ns"
"v=spf1 ip4:132.231.51.4 ip4:132.231.51.18 ip4:132.231.56.35 ip4:132.231.56.36 ip4:132.231.51.96 a:bvbvxmail.bib-bvb.de mx include:spf.protection.outlook.com include:_spf.mail.lrz.de ip4:116.203.110.13 ip4:159.69.3.23 ~all"
"MS=F1E9A3027B98E7F4EB3B98F912B8BAFC0C1AAD6A"

NS

4 record(s)
ns.fim.uni-passau.de.
ns.forwiss.uni-passau.de.
dns-1.dfn.de.
ns.rz.uni-passau.de.

SOA

1 record(s)
ns.rz.uni-passau.de. postmaster.ns.rz.uni-passau.de. 2026081008 21600 3600 604800 86400

CAA

5 record(s)
0 issue "sectigo.com"
0 issue "harica.gr"
0 issuewild "harica.gr"
0 issue "letsencrypt.org"
0 issue "pki.dfn.de"

DS

1 record(s)
42496 8 2 E3E5CE5AED597008B38DE2014B9742A1CADA2295E02F1D93F87ADA98 003111FD

DNSKEY

2 record(s)
256 3 8 AwEAAdd/72RdD1YYufBFAWqj2U6E2DKqbcsLOwa8zVhn0Xa1J/+42GYw 7XwKyWNjpoMmHCl7dCp0ArXRD+ngXNfxDVg74RQ9xk2oIwZyCP4T90am KlOpiTNeaQEh4FkNkN8U7YzHf/pC7/9+5PgaSshSq/ZktNBFOOoe8uMk w071vLklqCcnLqO0dMEW2fD6UoARIQBFvsP2dd0fNJjInshWGMdTRPMC pdC8YVdtcjFb6P1gMZAOG5clWT+MvdEN7zcZaLcfKKGdFDuwsOU4yj+D HTmpRVlmcMJSDklthyRlXbwjGUb9nvpyuJeR5tDojJsq5RIEIHFBs/5a 1YS/8pP2Gb0=
257 3 8 AwEAAbp0bM3B+dvj4kMfZ05ytwEzAwfNdaiSnbl2OxLMCIlDXHWg9GRt v0Qi1Uz8rwutVyJTp1nkqboM+S7bDJlaq99AhheMYOGsFsTYESBPqVRK F96zOfSl7WgHV9A4o0Vayidd1NgFh6wf95Q9BQNEOJwGdOLOi2ORN3Lp n6QqdfkY/N82zxs45+4uoaNBj3v4U4ICtHnpr5bryK9j6kNFsXCLQ7OD NwAGMFq04Cy6B8EtC6gKNmy2yvyaFP2HBKNmJ7BODPVGU0KEZzJFeb7p idBI7unNwU5XAtROgXsnJGsJuJVuNHa/0tV5z7zyE7W+wr4dAT5/duEZ vPWlzSVsn18=

RRSIG

8 record(s)
MX 8 2 3600 20260905024515 20260806023539 34938 uni-passau.de. xJBX6c++IuQlvypbQTsCeHNfMib6E1SyDebMMN4HovI2k1b+p9n16ffd aKHsBZoLnU/1lCOVIjSTrmT8bflazGO6cf3AmCbKNte8P8cqlssfvDbm lAjtTn0pOhJm94T3gj+GmP4+weIpC0A7Kgnji10dTSw+5yzYhfgUyUEm vc/Hxi0nGdwxo8Gg/zM7Ru34KlyB47QXciPN/12mTXXrN2zXoUbqWKjk Isz8PXskVwykkoVpcT1a05pkl486HsyQrJDmM//ePhteFdaJc2NUI2q4 bss7ReEMMqoLgw8Sa+qwmesiFeXPDUoMW8zg/IMOhFUut2mWjGctWKg4 x4A5tg==
A 8 2 7200 20260906100446 20260807094123 34938 uni-passau.de. Nml/JPglOkjWKa1RAz3mNxG8aBkTpGxGAmx/qAAl1i/PJYKcZ1G/1PDa HghvAC1/qWdrW3ZbCoGWydb/6z4uhbLfifZYzLCvJmXsUqXAkRveAdMc jlIrIXsn7DDniHGA+xMdwsUPL+GNDOConFeKpFowvj5SyAdDoG2jW+zx L/ffOCK/cOMDzmMay0GdQajyQGeosjp2LcU4I1QIkKUqnnuJ3ubgxnAo 1Xdzs0zzINFD7hPT+YpuJGkZfAEhD/Kk5sOwp4uXFHyJddQbwYelRtsf DuqKntcm3lMOjZVm9mCWyHXx6iMeq3thzGcklfYZxlOl5E9wqF84OEtW gnAPIA==
NAPTR 8 2 7200 20260828150134 20260729145930 34938 uni-passau.de. XgW40Mn2haf6bZl4zH65mhclmY1ifOau8E+eptVktq83jvV8iV/yhwdi fep9c0Oe7YLbNCPff9unS8WbiJW4LDpbbrGnB8yhylEkFdHOLnw1XwXJ QaT37hsvQ45zPuw4TpJa6kZApcvSRkBucNXbAAvG/Ua0SVjRCce+R7DA h+QomKDmV/Fr1ka93A/ZqsJ9qm4EXyg6QhhI6kHlRPEFwkcwcqQlnsom BsgznQea5tCg1xFArVR7fVTLq05MC98g5yPlYQRpAk8VLoBQTB5PfIbX VmfKiOhu0ZDBLHy+X0OnwnR0hvkZGItlXSTGGnHBw54IgJyU+YTUBelj /RbH2w==
NSEC 8 2 7200 20260901025944 20260802022949 34938 uni-passau.de. olD8EhhP/3p6dtmq/jPM935oaj/6zafuNDEMdZORe6emTY0s7J2mYkXD yVwAgXpdFrMqFOaJu4Op0Qg5NzK8CUokNkQTiZ4t2OSO5k28PTpDtsFF T4KJWgbBD4MthOrvhO1rSzLBR6yqN4SjnbrY5PrrBZQvKKKbZtJJ/OWG pBJNajcObjgc53TCuXLvlS+z39dE/1VrdNngS7VcKu9VwfHmXD8BwRc9 hS4qKLLJxeuhpDF5Wv30T+914GSY+XnptFTWJ84eokt5UHGVXHvz3hSW Ks2ygE/p8B/4JNk/K2DX79T7NGjnq5hrol18ukbGEkRWobQI2jU/dTIU 8gUpmQ==
DNSKEY 8 2 86400 20260822185248 20260723182511 42496 uni-passau.de. hxaYOvkW0RKwKe4MGuI1osxlgY8tGqzOfLR4YyvToh9Z7yLkLoSAqmXV D8aQzwoWSP+KygV9pKDAKjTu1B0vuq+M9FiGZIgoEXH0kphS4coDTg9j dIJksLxUcf0UmzXxEWljqBlbaoTN4kpa4fMhJ7ZYbvf4z0F/JXT3Z1XM PV+gcQJc7rbq9rhFiEnXDDp/5RYvj0WjP6RgQM0SffETgC60P77yjMmw dIi3W7il2FrmfxEfRNa8G2Lu4kGcX5TvmNgFJzbI5zpKRv/qiCjWnA+m E5Qvv3pIP2BcDG+bqYfjQDsn3PPy1Op1FFAM6k/zEgLveHNleAoYTlaV DXZTEw==
NS 8 2 7200 20260828111714 20260729104354 34938 uni-passau.de. F0iwsKDpTH6HO4hGxvG5yD1oJbog7KyGod/D/6bTaeA30nZrTCzTaOjk +MH5sgvWbwX8rKImbSnzwcM0oRhjvfQ/luwB4IQxRjbAZ2jmTSmdO+zG Yz0bfrFXDq5AjssQn3y3JhZdOWnHHHVKho5lx5yEj/41eP8+7aDKX8LU qpcoyn32pEftrBe00FlKOmqCikebVAjotJUbVKEEq1y4V76qw0ugYtOJ OHG9YTtpVddgX33PbIYCkVTQ/iO3znXKgLviTK4E9okSAH7e0052j0o/ xhqbXlYAEy5K/nQwKf8q53AdHfo2J8PyiXbmKzqPn53/HoTC1vPJLmOL ylTO4g==
DS 8 2 86400 20260817120903 20260803103903 32911 de. GHuToYULeRw/kTT9eEZLIhSrBU37RFarQPcYjjqATZPp4b5k38hiF+c+ SaCBPLrEseG3Kfl8syHSbB7VvvpQi/dQBWd8QVBbOHKBwibkG4QefPc0 hkQlgWA1D1xpRbxAI+EPsaKhE+U5Vft1JEaoiR+IOq1Gb0EUvGXLjHVn ex8=
CAA 8 2 7200 20260831054525 20260801051030 34938 uni-passau.de. d6w11cafhEY3bGIsuk9JQc3Yi20SU0Fj0AObigrgt5xDEz1/FCoIukFv ZloBUWxa+39c5DdvjzaPm4kvTbFQCrXeaNygEK1YsSAGYxi3gWg1uOXP YaGEXQmRXodw9/RpfNCJqqYrJBv9GMInbrCnbAdW2+OtH53VZY82iCxp mJVMI2juklbRLtV284Nae3l8J8FYw9aKI8fKuu2aD1CS/96ACTKi5B4Y vCnwvDu+4NnoYNIEhbEQDWVS13q6msB1h2byCjjQt0fDHjqmABzZgfxZ PN1TyxZjqR2vOleGfiFW7yjw36W8zSLtxhk8mJmcqaLwj9LgAq22hPAY AlGloQ==

NSEC

1 record(s)
_371bf9cf95e13c4d79f881aacc15a49a.uni-passau.de. A NS SOA MX TXT NAPTR RRSIG NSEC DNSKEY CAA

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 ip4:132.231.51.4 ip4:132.231.51.18 ip4:132.231.56.35 ip4:132.231.56.36 ip4:132.231.51.96 a:bvbvxmail.bib-bvb.de mx include:spf.protection.outlook.com include:_spf.mail.lrz.de ip4:116.203.110.13 ip4:159.69.3.23 ~all

DMARC

Configured
v=DMARC1; p=none; adkim=r; aspf=r; sp=none; fo=1; rua=mailto:abuse@uni-passau.de; ruf=mailto:abuse@uni-passau.de;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoKwJzKh0gSi/P2Mrb9+tuPCDqVB6HGUj7pBi8WBR+f4b5Ts8HinlQG+SHnKdUQSZKbE59WYUlZtkE/LLJbqMDYS2dKULW+Iclgus9lR/22TlcP9qZLTXol4WEgYj3W9m8kAvXfI+O2gwFpY6jjqL7TumqaFQPXw2wNk1SlsxSksKNKr0lVvaDDWFWwdAS2LUr7poXNo3zR+xjEXLXwXOtA21DjEl+tGhSn8krhpy8ecMeTItZQDjFcp+cLvMiw0HZVd66ulflfoc/EYdi+HwetqcpIIKrEylGs1QAbCln9OFMoyy+Jpb8GWr4bXHs/P/CGd51FUoL0x9hrYPlLPsPQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Exzellent forschen und studieren - Universität Passau
Description
Die Universität Passau steht für exzellente Forschung und innovative Lehre. Rund 12.000 Studierende aus über 100 Ländern lernen und forschen in Passau.
Final URL
https://www.uni-passau.de/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.uni-passau.de/
Version
3
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
uni-passau.de
Valid from
2026-02-16T10:39:04-06:00
Valid until
2027-02-16T10:39:04-06:00
Days remaining
189
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES128-GCM-SHA256

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
138.246.225.46
188,02 ms
Cloudflare
1.1.1.1
138.246.225.46
585,10 ms
Quad9
9.9.9.9
138.246.225.46
23,40 ms
OpenDNS
208.67.222.222
138.246.225.46
682,54 ms
AdGuard
94.140.14.14
138.246.225.46
40,79 ms

IP, geolocation and ASNAssociated network information

138.246.225.46

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

unipassau-de0i.l-v1.mx.microsoft

Port 25: Closed/unreachable - 18.2 ms - 
Port 465: Closed/unreachable - 4022.8 ms - 
Port 587: Closed/unreachable - 4038.7 ms -

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