Security checks on a number of Websites and email Servers.

# name url internet.nl/
test-site
internet.nl/
test-mail
dnsinspect
.com
mozilla.org/
observatory
ssllabs
.com
grade TOTAL
grade
date Initiate
test
1 DeLaat.net delaat.net 100 100 100 80 A+ 100 480
2024-07-29
2 UvA SNE master os3.nl 100 100 91 80 A+ 100 471
2024-07-29
3
SURF surf.nl 100 100
84 75
A+ 100 459
2024-07-29
4
CWI
cwi.nl 94
100 88 75
A+
100 457
2024-07-29
5
Tilburg University tilburguniversity.edu 94
97 91 75
A 90 447
2024-07-29
5
Maastricht University maastrichtuniversity.nl 100
96
7675A+100447
2024-07-29
7
TNO tno.nl 100
77 84 70
A+ 100 431
2024-07-29
8
Utrecht University uu.nl 100 77
93
60
A+ 100 430
2024-07-29
9
Radboud University ru.nl 71
56
90
100
A+ 100 417
2024-07-29
10
Leiden University universiteitleiden.nl 81
658880
A+100414
2024-07-29
11
Erasmus University Rotterdam eur.nl 81
73 77 75
A+ 100 406
2024-07-29
12
Protestanse Theologische Universiteit pthu.nl 100 55 69
80
A+ 100 404
2024-07-29
13
University of Amsterdam uva.nl 81 77
81
60 A+ 100 399
2024-07-29
14
Hogeschool van Amsterdam hva.nl 79
65 87
65
A+ 100 396
2024-07-29
15
Groningen University rug.nl 73
76
79 65
A+ 100 393
2024-07-29
16
Twente University utwente.nl 100 65 45 70 A+ 100 380
2024-07-29
16
Open University ou.nl 79 70 86 45 A+ 100 380
2024-07-29
18 Wageningen University wur.nl 70 77 90
50 A 90 377
2024-07-29
18
Eindhoven University tue.nl 73 77 57 70 A+ 100 377
2024-07-29
20
TU-Delft tudelft.nl 73
52
75
75 A+ 100 375
2024-07-29
21 Vrije Universiteit Amsterdam vu.nl 61 65
88 50 A 90 354
2024-07-29
22 Theological University Kampen tukampen.nl 94 56 84 25
A 90 349
2024-07-29
23 Theological University of Apeldoorn tua.nl 52 65 97 30 A+ 100 344
2024-07-29
24 University of Humanistic Studies uvh.nl 49
65
82 35
B
90 321
2024-07-29
25 NIKHEF nikhef.nl 65 72
40 30 A 90 297
2024-07-29
Grading (see grade.py)
100 90 85 80 70 65 60 50 45 40 30 25 10
A+ A A- B+ B B- C+ C C- D+ D D- F
The grading of dnsinspect.com is processed differently. The grade for dnsinspect is the total score from that website minus 500.
Websites with DNS and ip Tools that can check servers, Internet protocols and implementations
INTERNET MAIL DNS(SEC) DANE/DKIM/SPF/MTA-STS Certs/TLS REST
internet.nl observatory.mozilla.org www.dnsinspect.com www.huque.com/bin/danecheck crt.sh delaat.net/setup
IPv6-test.com
dnschecker.org aykevl.nl/apps/mta-sts/ ssllabs.com delaat.net/ipv6
test-ipv6.com
intodns.com https://www.dmarcanalyzer.com/dkim/dkim-checker/
www.sslshopper.com http2.pro
ip6.nl
dnsviz.net mailto:check-auth@verifier.port25.com
www.hardenize.com w3dt.net


zonemaster.net
immuniweb.com stat.ripe.net


dnssec-debugger.verisignlabs.com