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90
Total
100
DNS
90
Email
84
Security
55
Network
100
Availability
Domaincbs.nl
IPv41
IPv61
MX records2
StatusActive
Domain technical report

Centraal Bureau voor de Statistiek | CBS

cbs.nl

Het CBS heeft als taak het publiceren van betrouwbare en samenhangende statistische informatie, die inspeelt op de behoefte van de samenleving.

Generated: 2026-08-09T07:21:21-05:00 · Cached result

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IPv41
IPv61
MX2
NS3

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

3 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-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

126 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 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)
132.164.123.249

AAAA

1 record(s)
2603:1020:203:14::2c9

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
10 mailrelayh3.cbs.nl.
10 mailrelayh4.cbs.nl.

TXT

1 record(s)
"v=spf1 mx ip4:51.105.176.79 ip4:50.85.155.139 ip4:87.213.43.205 include:spf.afas.online include:imedia.nl include:spf.protection.outlook.com -all"

NS

3 record(s)
dnsa4.cbs.nl.
dnsa3.cbs.nl.
cbs01.dns.internl.net.

SOA

1 record(s)
dnsa4.cbs.nl. postmaster.cbs.nl. 2017043619 900 600 43200 86400

CAA

2 record(s)
0 issue "digicert.com"
0 issue "letsencrypt.org"

DS

2 record(s)
30340 8 2 FF4FA56DAD1145EA37A36810EE8E7D8514B44743C441B9CAF7990F49 0C20AAF1
21049 8 2 BA1B1298AE649653529917E2FCBD40ECE0AF54015125B5B7A0B13F56 09E314EE

DNSKEY

4 record(s)
257 3 8 AwEAAaeoH4WkwvWpf0/A9kHM+Ea4xGVorSF9cDznibqhutF2UxVa48Qx Eg9D+EkRbquUTc04KEJhg0dU9I5Q9sVmXEZjaEaqm+UuVXClOs3X6gQD xbKlqtoJJgZx6104qh6sST5kJ11ua8b9rOjQj+gl/4m2UILdIPgg1Kpj 5x9eF5In+fGWjugQpuTGho6KcLLm4QLMHoPdU3n15TyCMShvtERTIAiC pM1tTJQG26xdWHzPrjOes/WvJV5CurHgiHzxJPZA/Gk5jC4palGTfUKd TZ5+zSEHKSxjNjQJzJLyVNjoF5I9zE3kyf34HfbkkvKjUU0ktEnaaKlo 3ACEk75/P4M=
256 3 8 AwEAAb+OjLkiYyAtyvjkxCzQEC4cXt/PbjysA+tdVAP33Ib+oyWUcRif H0/PvpE2sKH0titNgtzf7aurNSiLI3eicR5Bjze9aBsvhLXQ9iHOCdBL NAuLckIOyTxjBzxP79N8N7hMW0U1fNyrTuZfy9mHYdQ6H9lj1j8H2Sec sQvzj/Fr
257 3 8 AwEAAamxTQQh+unTe7t0Cuu95rZnSpFF5E1p2KEwnqkRu1Dk5480VBVZ vfiFmUiJtlq1pHBfOpZ4yngFzHhRq+uvVPvfL3g9Rd+suaD/PkY25xgB efGoy0FyDpEiV9dyTfhD21OtnyXsnUi5sPdHcYca1iEZtojCHAywsLkY 7mnkdRbsxZvNdReHfPljtzBppz0GZqxHcj2C5KWbZOaJKQbYx0N98ZnF Y7rrYVMun7Zw8IFargarQDxS4N22tGhYgJ1khBE4/MSQMPluoGrKXgDz zZEiY7aTghtnzEJX1ObkKn+IZcMXFssLb2jtvH8Lb6Nrv8AGfGuU26vB PwUQhFpFCpM=
256 3 8 AwEAAadXP2WHPlzkwMFUJXsir0KKLNX3lfAqH7XyqqIB5wlj0Spir2+m 4HaQxdQxIgkuOyiBNRCzuBqc+Ftzt2BYNHDjrLynKypfSPWmO9fdeYOn nnX3GEwBJ1wKGxvyZs1QjqL5egvw3QPiwV6KTBpKlHTqwkYYC8V7IDk9 1SfqnANl

RRSIG

3 record(s)
NS 8 2 86400 20260813101223 20260803091223 26449 cbs.nl. RoZg3k6SuU3sX6QDeP/QfHeji+B0U1bf/GT3u4C3tRJIAear/gsrdiZw RtsJ0FCL1QacsE/i9qlSXnOTcRZOGO2A7jZSfxTTQnv8FYiOEvGtFTjP 4lgBUDhOrGPS2GFhJbOi2a6aO6FhIH05+hbJ6Om2Lc/WdP59Q7PyitXe lOg=
TXT 8 2 86400 20260815123637 20260805113637 26449 cbs.nl. YgV5Y2BexOZIz5Ua/7K4h7ibNTOX/VOAszTdIU3mLWjzh/Fv8EzCxsAp EInyIg3upNc8Wp2kUc0BD8jLB/md+43WxKwk9/26nwL541eySZWHjNK7 kAM8sBMj6HV9TSdKTTK7dMTOPzC+UvDNDqcTof78uJKk53uQOqE0yPqJ o0M=
DS 13 2 3600 20260905005528 20260807193723 467 nl. WGtcGaavEFSJjj8gpJNSB7Sdob3YnZcCno+6ZViAFII7KmP4NKf/JMo2 g4Qm2Ug4cVMzMqd40FAIwPj4r44nGQ==

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 mx ip4:51.105.176.79 ip4:50.85.155.139 ip4:87.213.43.205 include:spf.afas.online include:imedia.nl include:spf.protection.outlook.com -all

DMARC

Configured
v=DMARC1;p=quarantine;rua=mailto:dmarcAreports@cbs.nl;ruf=mailto:dmarcFreports@cbs.nl;fo=1;adkim=r;aspf=r

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC5+DNxNKLuzY+Mo6K/MTxEQxMKFqQvSa6TbAhM51P+3oexN7M5Wp4pkGRw6+dnye1naf2DjYFskoip0sfnrafGZKNsG51hujPIVjQeH3IE81PsvH48wMamzm2jdFrczdtReNgEmFC5I8KnwXAHSLFz6Hse0OvD2M5KXhFQDF5f3wIDAQAB; n=1024,1484136484,1499774884

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Centraal Bureau voor de Statistiek | CBS
Description
Het CBS heeft als taak het publiceren van betrouwbare en samenhangende statistische informatie, die inspeelt op de behoefte van de samenleving.
Final URL
https://www.cbs.nl/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.cbs.nl/
Version
3
Server
""
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
DigiCert Ireland Limited
CN
cbs.nl
Valid from
2025-11-11T18:00:00-06:00
Valid until
2026-12-13T17:59:59-06:00
Days remaining
126
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

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
132.164.123.249
34,95 ms
Cloudflare
1.1.1.1
132.164.123.249
132,25 ms
Quad9
9.9.9.9
132.164.123.249
570,31 ms
OpenDNS
208.67.222.222
132.164.123.249
640,23 ms
AdGuard
94.140.14.14
132.164.123.249
446,25 ms

IP, geolocation and ASNAssociated network information

132.164.123.249

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

mailrelayh3.cbs.nl

Port 25: Closed/unreachable - 102.5 ms - 
Port 465: Closed/unreachable - 101.7 ms - 
Port 587: Closed/unreachable - 101.7 ms -

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