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Total

DNS

100

Email

Security

Network

100

Availability

Domaineur.nl

IPv41

IPv60

MX records2

StatusActive

Domain technical report

Erasmus University Rotterdam

eur.nl

Erasmus Universiteit Rotterdam (EUR) formuleert oplossingen voor de maatschappij van de toekomst. Bekijk onze bachelor- en masteropleidingen.

Generated: 2026-08-09T08:02:08-05:00 · Cached result

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IPv41

IPv60

MX2

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

2 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-STS5 / 5 pts · Mail

Mail transport policy.

✓

TLS-RPT5 / 5 pts · Mail

TLS reporting policy.

✓

Valid TLS certificate55 / 55 pts · Security

185 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: cms-prod-single.eur.nl

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/1.1 200 OK

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)

145.5.1.13

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

100 eur-nl.u-v1.mx.microsoft.
0 eur-nl.u-v1.mx.microsoft.

TXT

15 record(s)

"dropbox-domain-verification=w1n7zplsemor"
"adobe-idp-site-verification=5d3a6228d29e80cf1fe4d4a5780ebd08c45fc8e741b748a0d7e664137ce90cc3"
"google-site-verification=7G3yzcbmHsVEQ1d5JQbX_TYGFOQMm5mc1R7-LwRX5V8"
"apple-domain-verification=39o70d6krwowTWam"
"atlassian-sending-domain-verification=a3167b86-dd70-4cce-afe1-483a0ea29125"
"mentimeter-0cdafe6f-52e8-4f3d-95f1-fb128dba4fae"
"onetrust-domain-verification=998a55c3893542bf9fd293e5d43cace6"
"HARICA-18cc123R6Bfy4Wo8aii"
"DomainVerification=PB6MCJE440ENQI4R30H3SC344Z8YTY1ZMU1EMMYM0V4PX5QX4LBJGFFMHCXFZFWX"
"lucidlink-verification=4J4J8ENHA0YP2VC3V34NSSGXBC"
"miro-verification=3398bd3172ee4fdacc0f52cbb57f29046f36b258"
"v=spf1 include:spf.protection.outlook.com include:_spf-dc33.sapsf.eu ip4:145.5.189.2 include:spf.flowmailer.net include:_spf.trinico.net include:spf.mailcamp.nl -all"
"atlassian-domain-verification=kURX4B7iRnGEndh49X3Y8rq2tTKFeUqiqh2n6sCvxAgB7mN5kIgFkEKhN1/Bq6h4"
"HARICA-7uE5IN7UTwVmW4csP9O"
"d365mktkey=9ORp7o73g5MCxKaBRiogxHXoYpxC3PXlNbBwawcGZTYx"

NS

4 record(s)

ns1.surfnet.nl.
ns1.zurich.surf.net.
ns2.surfnet.nl.
ns3.surfnet.nl.

SOA

1 record(s)

ns6.eur.nl. dnsmaster.nic.eur.nl. 2014622306 86400 3600 2419200 900

CAA

7 record(s)

0 issue "sectigo.com"
0 issue "letsencrypt.org"
0 issuewild "harica.gr"
0 issue "harica.gr"
0 issuewild "letsencrypt.org"
0 issuewild "sectigo.com"
0 iodef "mailto:cert@eur.nl"

DS

2 record(s)

16570 8 2 653F2EDEF749111293F40B481F50DB69F0A8191C02D54F7F94C02CAF C356C6DE
51040 8 2 C3A1AA141E74699791D82D0336FAD2C6B3F18A7B9EF11D2C6D72ABB1 F287DA5B

DNSKEY

4 record(s)

256 3 8 AwEAAb4rC8k/3O9B79aYdOBcpBuoJ80uNjnVOANIvB/ivxtvZgbT4bIL RREQPJGC4MyrdvH+VhUCXA3AakO+NEHKbQGHhzxQxH05vqyIepYRZ8RH pWIxc+4AQqtwbY66HTETWRMt8Unc8egejI/ajKKkP13NvQJoXEBXdwpE ziMvBS7zWuJH9+GsPx3P5XHBfiarD1TheH0co27t+KkB+ESkysKZunfv xLB1fLq/1vemIPESpbaN5joforGE2cYInnYTUiC6msnCKqDZt0HQxrEG +BVtPYfYJvUumsuvIJsArqGgZgBUUReVH6jdWD5cieimx44krjm3fiwW PHkLkKGJw18=
257 3 8 AwEAAcBLhDBeomK2kDgdc5qg832K9KkqFZ5QWLjmgOFnUHtwabpLzK+5 DkBgbCXnh7sTzjk2Yy74pDTg4EW5u4H4V5P1Aui3o82wQq8BI45nhy6q sbHAHBxLM2IicdcMiK3hNs4ZZRam/Thd2BBZdu8NzY6Cq/SRugVNdv9G TWvGw9Yl3CQJCq2Snm7b/FzBmq2dpzYp1c4eufZIZQRMs4YRL295IZjT dERQjS4eTOqK+knavzKoJLvWZr3+Jcbb1W9CBxEojW9OGdm13cQzpsJr B4rFdL/PgCoDbf4+M50qHpAvHWn+8qbkv2PfBaG/DrrAF8J3SFfc7fTR BGTiexmvSIc=
256 3 8 AwEAAbHB4PW0sK57fQ53Jb8D8jCPjlkFPMi+JW0tjAiIrMZYGJYPk40M 3ec9PcMtBIWZmQlEO9WLDm+te2DTNubpLLxurCS83DDZwD12rukGNzM0 7UE6GlbrtZGTfuTYH9Wiw3FzqbzXpOPgCA4glGHTeHwZpYe6Y+6waRpp XAOJjmDNuXdoHPrLmVVaYunILP/x1Z7OYztxLATaOZT2F7l2SkxQ1yno W0mAZVjUEqy8ONWKK8u8I0njbikUNI5O1Je93aJvVUxKO6MNpk0J3/e9 WFFO4yZt3RGs92PB3I/0eJv/sFNcalEH1zFToNCfpkmZZDNnZXDKqp87 0Ev3w6DEWO0=
256 3 8 AwEAAbXDh0rCi7uiZyqe3HclHdsFhimmFuAtjujMpR4lqxO0n1wkNrf4 TenEzSilS+Gbnr2rtNfgcaSBrA0JN71Lc16hIkDdfkIkJNfOi4l07umn d8RndEhV6gyJBeL/Es194PiKiyrX9W3KYhrPPG2hLOu6iDczaRbVlhz+ LFlCMsJeKzXWNX5dnuPgkRJ1tblk4oD4I1S6Zs5t8vlK5P2vF7yhK9xC zqRYDcQm3GlaP6g5zSgcoFmib9/V45e+smjtrgaEHHdVBjyxjrxq5uoz JYCOSidP4jUp7I+wF/dipXAm4E7LTLfw7J20oPoa5Dn6xRDr8FERSvhh x9IzqGREfw8=

RRSIG

4 record(s)

NS 8 2 28800 20260812204554 20260808194554 62223 eur.nl. BPGDxycQusufYOENORiQ0RZlrlmX2k/6sPJGGYqxgIopwRL1vEvVYaOQ u75KzKMT2p6KJwyOgogiDDzAEIQNTuMmJ7Cd2pbt/7LUZnUWawzd/m+I cnmV+LwCaCFkkneB8+gJFvpsceWLgHFqhM3eT6IoTXqFDX4LvBhftwq6 xIRbVuYJ6JxIlrKeTNtkdXakyiotVe3O3puV5TKoWg0Kpat8VxRGFP1L tYmZjYtaZJ633kmGbGvuEiwiOKio+/QaM5P5ZM7NEzFl/jGuNXd2Yd48 9EXWmIi3c6w6LdNigfGjOftD1cp9mUcB0UIf0+plZVVG3kN1mQ4hk/de y4OS/g==
TXT 8 2 28800 20260812204554 20260808194554 62223 eur.nl. tKPO1cqFD+EkPPEMTeY8R5I0btxvUrVZ2Dpr1emwR0bngAx0+xmsvHa1 aFO37HV1EtBI+4/kJ8Zgc28OwTnnbKv8ZsOsqplf9O3Zhtfr6G1MTmc6 s2lESSHfbzMJz4fd6g0gzaxhqx99X9uTqTPJaHe+6N2aF4mdzPM+ugni 1UcU9iHULU9D5pP5b4+4+5nr5M2l6nhq5AMnOhArFb6C92iUN+IrHR+S TIpz3VUYLu9XIyrrPWCnCEn3zkjAtTXfAMa2EhPhFMkE1yX9u8OhYv5I Bv03ufoypsJcroBX4P8UauFuJBBJJOmFS07+ieN2Ijn9pWAVX0betREQ WcK49A==
MX 8 2 600 20260812204554 20260808194554 62223 eur.nl. Fm9wK/cDojdXX286H1jW79tkjNwvkaA9efSEp5LUgJtoIq4nLp5B1Y8d Grw0ocw0ruVjN4gvGsiKq+8JOxJXudDA0jpGJo0koGbkC9MgPNrmWtnx oeXTXceJHynUaVYIH3FgU41Y9A1psmg/n9nWTpBd35vM/x7XkylKDOp2 pwR4IypRH6r5ZYlscBA9ER2T4NUagX9ZT6CKpmeygCg+9nzhw7WQPqVV RfVl7l3luhHZ0tzGMu5Uufy9OG+Owqb66CLrtQqjjxsODUE3sdAXYmXy JXBwanjB89IgBPrGsgzSorZ20nZ71LZvnqSnOAc9uNQ51gBSMye3W7Yo +Gh7eQ==
DS 13 2 3600 20260904060138 20260806210824 467 nl. +ncd2+KDZ5r0pn+lD5zVX2DlxBVGOhrY5ITav2dgmQiarcMsHIBMPqAk 6O1Gm2wH/lajZ+nDXjCWeB0xM7oGZQ==

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 include:spf.protection.outlook.com include:_spf-dc33.sapsf.eu ip4:145.5.189.2 include:spf.flowmailer.net include:_spf.trinico.net include:spf.mailcamp.nl -all

DMARC

Configured

v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:dmarc@2y0adusw.uriports.com; ruf=mailto:dmarc@2y0adusw.uriports.com; fo=1:d:s

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtdhgsyLtzrPjC37nbF0pwL1HIHHgRleRKynTA0ORwGcsVVHsY8Z7/cLP2jTHTvKuMDh7YIiv4cM6o5zXo39D87BcFGwwqMIZGGW7D2gjNwufz8m7GZcjTdRS/4DSRn0u+bHfENw+lvc/uBVWLHR8wrphLtNeDK8I4RPmhIZEMWIbJovrKWh2Cve2ZGv4A8W8wInuHno6oXPLus5+KFElbUIct4Kta6Tml4nSQhpkoL8MoZDZfvSXVXg6lpxb0Dj5TwCfHwCHsu8+c6rOILCOfuxOd4T3gFpQetwfWSDgCQuluGprwfXvykjHkYCdNi6zfFSE+CSFLKY5+BplntsPHQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Erasmus University Rotterdam

Description

Erasmus Universiteit Rotterdam (EUR) formuleert oplossingen voor de maatschappij van de toekomst. Bekijk onze bachelor- en masteropleidingen.

Final URL

https://www.eur.nl/

HTTP status

206

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://www.eur.nl/

Version

Server

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Hellenic Academic and Research Institutions CA

maritimeeconomics.com

Valid from

2026-07-27T04:17:38-05:00

Valid until

2027-02-11T03:17:37-06:00

Days remaining

185

Protocol

TLSv1.3

Cipher

TLS_CHACHA20_POLY1305_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

145.5.1.13

142,34 ms

Cloudflare

1.1.1.1

145.5.1.13

492,30 ms

Quad9

9.9.9.9

145.5.1.13

164,83 ms

OpenDNS

208.67.222.222

145.5.1.13

442,82 ms

AdGuard

94.140.14.14

145.5.1.13

146,08 ms

IP, geolocation and ASNAssociated network information

145.5.1.13

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

eur-nl.u-v1.mx.microsoft

Port 25: Closed/unreachable - 18.4 ms - 
Port 465: Closed/unreachable - 4012.1 ms - 
Port 587: Closed/unreachable - 4038.4 ms -

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