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80
Total
95
DNS
45
Email
73
Security
85
Network
100
Availability
Domainnpostart.nl
IPv41
IPv61
MX records0
StatusActive
Domain technical report

Welkom bij NPO | NPO Start

npostart.nl

Start programma's waar en wanneer je maar wilt op NPO Start. Met een plus-abonnement kijk je zonder reclame alle afleveringen van je favoriete Nederlandse series.

Generated: 2026-08-11T00:06:27-05:00 · Cached result

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IPv41
IPv61
MX0
NS4

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

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 policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

!
MX records0 / 20 pts · Mail

0 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

✓
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

68 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers8 / 35 pts · Security

2 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: redir.omroep.nl

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)
145.58.30.3

AAAA

1 record(s)
2a02:458:101:30::3

CNAME

0 record(s)
—

Not configured

MX

0 record(s)
—

Not configured

TXT

2 record(s)
"facebook-domain-verification=efmojfg51htceur8clplznbuxrfbpg"
"v=spf1 include:spf.mailjet.com ip4:212.23.48.248/29 ~all"

NS

4 record(s)
jim.npodns.nl.
robin.omroep.nl.
june.npodns.net.
minnie.omroep.nl.

SOA

1 record(s)
minnie.omroep.nl. hostmaster.omroep.nl. 2024101785 14400 7200 604800 300

CAA

0 record(s)
—

Not configured

DS

1 record(s)
11375 13 2 6BDDE524A8006A0F96B454507A65976CC0D9851A2184841DAE4338EF FAF69F2C

DNSKEY

1 record(s)
257 3 13 DiCY6P5KZbaNKsLNnnZnRNJFaH5R+ABlyH7T2fByvefX26ZB6+qQY4hf sXqL5tBpQIuUjSUS3XSrJKo9ohaQHw==

RRSIG

2 record(s)
NS 13 2 7200 20260820160604 20260806152714 11375 npostart.nl. 8qB4XRjv7UDeW9mTYDbe1ieNNNpn/FRcPXGvAr5AL4tj00mJAy5tOj4J ntMdNWGNWOpcPmbmEmmWt2XtXTATJQ==
AAAA 13 2 7200 20260820160604 20260806152714 11375 npostart.nl. 1SWi1YFkOqt3o3DOr1KCOqnZTBLjdjlKO6eKIGZx+IGAwpMH0nIIK7Qw WOfr1M21HElTw0p9kwfRdx+9tVtM7Q==

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.mailjet.com ip4:212.23.48.248/29 ~all

DMARC

Not configured
—

Not configured

DKIM

Selector mailjet
k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC4sZiUCM9dFPfyJ9ePdbaekILokudJ5ZhQmtuIzXOyVItXmwxbLtaCRIaJY4nqGZNcsw77vgHDYBRDvzt8paVGJoljOqRMgkCalbDX3XSP4o4bGSDExmVvN+Dncdt8G5Se9jJUsnYnFsrhzFNYcrYWuh9wzpjLiwvVWAqdgXRglQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Welkom bij NPO | NPO Start
Description
Start programma's waar en wanneer je maar wilt op NPO Start. Met een plus-abonnement kijk je zonder reclame alle afleveringen van je favoriete Nederlandse series.
Final URL
https://npo.nl/start
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://npo.nl/start
Version
3
Server
Apache/2.4.68 (Unix) OpenSSL/3.5.7
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
npostart.nl
Valid from
2026-07-20T20:45:21-05:00
Valid until
2026-10-18T20:45:20-05:00
Days remaining
68
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

2 active
✓
HSTSImplemented
—
Content Security PolicyNot detected
—
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
145.58.30.3
263,44 ms
Cloudflare
1.1.1.1
145.58.30.3
269,12 ms
Quad9
9.9.9.9
145.58.30.3
271,49 ms
OpenDNS
208.67.222.222
145.58.30.3
229,15 ms
AdGuard
94.140.14.14
145.58.30.3
299,38 ms

IP, geolocation and ASNAssociated network information

145.58.30.3

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

npostart.nl

Port 25: Closed/unreachable - 0.8 ms - 
Port 465: Closed/unreachable - 4020.8 ms - 
Port 587: Closed/unreachable - 4021.2 ms -

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