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Total

DNS

Email

Security

Network

100

Availability

Domainknvb.nl

IPv41

IPv60

MX records1

StatusActive

Domain technical report

KNVB.nl: De officiële website van de Koninklijke Nederlandse Voetbalbond | KNVB

knvb.nl

Met het laatste nieuws vanuit het amateur- en betaald voetbal. Biedt ondersteuning aan vrijwilligers op het kennisplatform KNVB Assist.

Generated: 2026-08-12T12:03:36-05:00 · Cached result

JSON CSV PDF Visit site

IPv41

IPv60

MX1

NS3

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

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

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

64 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

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)

31.134.203.159

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

0 knvb-nl.mail.protection.outlook.com.

TXT

17 record(s)

"GKeHVanx4lHFm2yUvVMCMIxGcUHkqyq5p2VDnKf/rTtKqNbvgUKbQa4aZjoH4PS2HUsemoBufUyjSPainA+z6A=="
"facebook-domain-verification=7r9c57h605c0fekktbilei35r9yo3f"
"ms-domain-verification=9c33c832-e848-4ba5-8fcf-6ae75efb9fcd"
"google-site-verification=g26X2CckbmVSYZU9nqEwlo9UHmm1kL0bYsGjC1BXa14"
"google-site-verification=LauTBOmevDhb_AShlHVcn3BLcq58oBabW00PXDsjVlk"
"atlassian-sending-domain-verification=ddea52ae-aff6-4a6d-9c9f-920fc3d2903b"
"Mt+UwP0ad5OG2BL1j3kQNP7qc52xdDVOlzIih4l9KbM="
"1password-site-verification=LT3XNK6G7FGTNDUIY6LVLYXCSU"
"d365mktkey=A1ZeQ4NBCG4Rgl5l88vlxajcit3CRPuyub0ccN7Bvzsx"
"detectify-verification=330eda1b4bc0f1676c6dda790e6ed324"
"v=spf1 ip6:2a02:348:b4:e70b::1 ip4:34.105.97.52 ip4:34.74.92.186 ip4:34.89.171.151 ip4:34.90.134.143 ip4:5.39.185.40 ip4:34.90.145.140 ip4:35.198.110.229 ip4:34.90.40.234 ip4:34.159.131.87 ip4:34.34.77.208 ip4:34.105.64.154 ip4:34.75.4.19 ip4:35.246.159.1" "16 ip4:217.114.97.6 ip4:176.62.196.142 ip4:80.112.253.130 ip4:185.46.182.1 ip4:185.46.182.200/29 ip4:185.46.182.208/31 ip4:31.134.203.164 ip4:31.134.203.165 ip4:31.134.203.166 ip4:31.134.203.188 ip4:172.104.250.102 ip4:31.134.203.248 ip4:31.134.203.249 ip" "4:208.72.90.0/24 ip4:74.117.207.0/24 ip4:74.117.206.70 ip4:217.114.99.36 ip4:217.114.99.37 ip4:217.114.99.38 ip4:217.114.99.43 ip4:217.114.99.55 ip4:217.114.99.57 ip4:217.18.68.165 ip4:159.135.230.45 ip4:83.138.181.0/24 ip4:168.128.66.6 ip4:83.98.197.35 i" "p4:46.31.50.212 ip4:37.0.95.137 ip4:149.210.144.179 ip4:85.222.231.11 ip4:185.64.33.133 ip4:185.64.35.133 ip4:213.144.242.0/28 ip4:89.146.30.0/27 ip4:213.144.234.160/27 ip4:46.44.162.254 ip4:89.146.1.51 ip4:89.146.1.52 ip4:89.146.1.63 ip4:46.44.142.238 ip" "4:89.146.1.57 ip4:89.146.63.164 ip4:91.218.37.0/24 ip4:185.46.182.201 ip4:46.31.48.0/21 ip6:2a02:22a0:0:1:2::2a  ip6:2a02:22a0:0:1:2::2e  ip6:2a02:22a0:0:2:2::12  ip6:2a02:22a0:0:1:2::2  ip6:2a02:22a0:0:1:2::5  ip6:2a02:22a0:0:2:2::5 ip6:2a02:348:b4:e70b:" ":1 ip4:208.76.56.0/21 ip4:216.146.32.0/20 ip4:80.231.25.0/24 ip4:80.231.219.0/24 ip4:103.11.200.0/22 ip4:199.19.0.0/21 ip4:204.13.248.0/22 ip4:208.78.68.0/22 ip4:162.88.36.0/23 ip4:162.88.4.0/23 ip4:162.88.24.0/24 ip4:162.88.28.0/24 ip4:10.144.155.128/26 " "ip4:129.148.164.0/25 ip4:129.148.215.0/25 ip4:129.149.6.0/25 ip4:129.149.38.0/25 ip4:138.1.170.0/24 ip4:147.154.32.0/25 ip4:147.154.63.0/24 ip4:147.154.126.0/24 ip4:147.154.191.0/24 ip4:162.88.24.0/21 ip4:192.29.72.0/25 ip4:192.29.88.0/25 ip4:192.29.103.1" "28/25 ip4:192.29.134.0/25 ip4:155.248.148.0/25 ip4:131.186.12.0/25 ip4:138.1.156.112 ip4:130.35.132.195 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.relay.mailprotect.be include:_spf.cobytes.email include:_spf1.mailgun.org i" "nclude:_spf2.mailgun.org include:_spf.eu.mailgun.org include:sas.mail.e.sparkpost.com -all"
"msfpkey=3gsbnw3nd01ntl39r9wrd7dr4"
"apple-domain-verification=LWIHB8kevPftxffx"
"google-site-verification=m26gAFenHNZmrZFtBMnh1gwzSltuvmm7Ia7MQWO8nxQ"
"google-site-verification=oMsufT3VrUwfUD3aCjW325CbcgOq6WtRaUHs7Oot3yg"
"atlassian-domain-verification=essAJlsF8zCdyEz718cLmxPpxhpch4HKk9b8OzAycyHTTkr9ALi4QCrGrfbmBl71"
"MS=ms23121662"

NS

3 record(s)

ns1.oxilion.nl.
ns3.oxilion.net.
ns2.oxilion.nl.

SOA

1 record(s)

ns1.oxilion.nl. postmaster.oxilion.nl. 2026070902 86400 3600 604800 3600

CAA

6 record(s)

0 issue "amazon.com"
0 issue "letsencrypt.org"
0 issue "digicert.com"
0 issue "usertrust.com"
0 issue "sectigo.com"
0 issue "trust-provider.com"

DS

1 record(s)

43885 8 2 DBD2E4CB5617F05DDA93C61451C3E8AC3A0F0EB9340F02639D23EB57 2FFA9AB8

DNSKEY

1 record(s)

257 3 8 AwEAAc9OD6q7AEEvupJ3Wrx0nRLf66ZRnD6JibY55DqaZOTnQYavHn8q y/b5rF9d/joujkB9Q+nAVTxvKi94dzW/B9+VLoqc2jS9dGZ4MkNWyXxu sZ5xbAUNLuibarkJkSFQdL6028xPFpc4R3Ya/VZYHGMxwhRXJpGVpopX ZI78yaIn1Qz6jaOGTpxl2ZDRo2ikIHMy/1fHwOmF5Xz0Po+e8EUptC1I OzJg4Zsg8n9OhBiE1VfIST3Dx3vsnu9Jsp5wwPTmMz7FloBihg7Ryyq4 +I+A6BpKV5+XxEtMpy+ko3UtEejnW5vSOdSXFDJfgvAhtrhPG4zKql9Z DBBeK+2bpDM=

RRSIG

7 record(s)

DNSKEY 8 2 3600 20260820000000 20260730000000 43885 knvb.nl. vf12+EcDcr7ZuybYejgoKggbPuzKHy/nOVUZ93iQWxx9OaZE3SfAAGTu kQKufbkATo80PBPQykplUNix0D9WRxBTlQIea2nywy9zD0NDuSEPriyl 5gcMYp+FEFSmmDmWhrCroe2aXy+MPJfeZ7ybjRFXMcra5kOTYdZLyhm+ +7h6WwC43XCiVutmXmmwy/1oBqqipxUpEBjpT7b4Pb5A0amwKq94Moz8 S3FYx3TvdGglaZaYNL7HmquKZqdPF2csQfoRJHJD55b+RhACQDgbI1CO fP6FENygA9szy3CExIOcvZkQiTHHYy4VHSCPNOS02GFLTR/QbFm/Pbnb vFXxPg==
SOA 8 2 86400 20260820000000 20260730000000 43885 knvb.nl. Oifg8X0FsQtDdK/5kUa7YrzvvZV93gYWg8PXhZZnG5/JaGh15BD/eN+i kl1XhoABt0QJ2brvyWUeOFqvFAERbNe2bRd3p1YZMbgsGS4iX03PKghm Cv/604B5KoF0zjltXod3Vozdn8/+KBv9tlgqVfDzvwMX0V9EgtTpRkS/ ntHAfHJClcVcDWtDNpVHSThhv4Vg8n4ZR6Po+8Wu0fYLN6C3mPWFBe1V SRLEvP0nVmwVy9mPdICtX7HQk0NH3S6rtJCQQgQkhDDoacB5D/TVAD/t ozX5IlJ8JwOWw7ZYTjMndGP5Z7GUomXAe/Xbr62oR6k70VMREcOomzer RT64AA==
A 8 2 14400 20260820000000 20260730000000 43885 knvb.nl. if48JVseWQ3vZAAmx/Zjw7iHXX5xwaqN0VINz9wdR4eLIkEZ5zis+4rq SszO8RSyS/+y1D6TCYWqtiGGUO86a+iHV3CRSgHMtkQmU2Rq6XXcIL0g 0WvE93TqtUn/nOiG8fx3vrOXGPBDsJFo82BnUMVscJ+jrVXx+TcZ4DHS 9PjAMO+0/4X8Pvk6V5eWgfbEDn5q274T/ZyyPPpQJyURH1CrT8/Dj9vS 7t71zxpTks6aVkVIM/4VYfAYOE1CE3br4w+i1lqBEvh1oajhrbUnGNBr +SzfEFbucB5/aVNyAMh7fFwqwhB+ybJxMREt7qSAP4FtSnFlRQawK1bN 81sd2A==
NS 8 2 86400 20260820000000 20260730000000 43885 knvb.nl. XbILwSzGf33yJoV+DdmgENv/ReA/u0p6DRIr8iu6bMW3a76gq4+r1bFw 3YG2kJch7bawSQw0PM/3Ll360vt0ZonCnSUKOHgut8T1siKXA6e4IpjZ oWllIGbftWUDF2cF7oX7czq6yDzb/VYWCCj7GQ5JlyBYfM38gRakLal1 xpRAe8zNLjHaV9hn3NAF8jhFkfBJvKhjkDWQhpxZBJTTPFf546yu1uIQ zZr/tH6ZVddiUv1HdzW35ImYAubxpjxAxv1cilPLns/QPLbbx2uPibuw vKt4vCmAVuGZn00I8TWOp4IHwfNoIL9Ehkxow3HSmds5rAr3ElY4p6Mw beLB8Q==
TXT 8 2 3600 20260820000000 20260730000000 43885 knvb.nl. RgmesXxkM6kRqsJgJJAD1XOYwxIeHvirp4Jdhx8xuCgZZRzvVZ9D1e+Q +eQcoegX1Nn+cjtwSdTL+A5R3xZlhU28ov2G9nYx+co40UBoPB9FmleR r/x2CSWdCMoALaFFm8qKUkkvl7yLeYcXjfXOgsqquiErBNJNgrJrw+dx o5Dq2WUmoO3WZyZ/zFScAHkIa9yzFHEX5IJp770UsGk0OkndrJh+YhvQ 2703Els5vEduI8k8ZyXuL3guD5FUaF+KixuPBXy0/ZJjOI2b86DKJJMR ytzr2BYCpnw1t237aifX9VMbVCeYVwim13OAf5oR2zNwrZTzTXHGlrDn gFV9kQ==
DS 13 2 3600 20260905060947 20260808033721 467 nl. 67h/bNmJAcayTB3O7V8kz6PSs96uKRfCn6BiYOK/ePw687dR8FPyEo6Z d8qqiRCwbr8DFSStPal37+xMW2cHdw==
CAA 8 2 18000 20260820000000 20260730000000 43885 knvb.nl. XgcYU7BSykasW+DaCBND97nAwslQ6McxWJnf3pzxoxLhyo/d9IoMAvcT o+Z1jBYzPuN1I1cSPUSI7+VLMfIyG/zM1Hfz/WeFxu7mHWxSPhRV+myE Sc7WZc6m47HzOtzo/+lavNPzJFbqKQU3mEDIqizor8hMXirqtZhQuTHi pBKebe/spb1evBe6zT0S0STHH/Ardd+IbEb44OrEcc/AXLWCqVg7virO KPDJDWoMDdaVHlDpPhidTgmT+3S6n9q2KAL5ORcFcA2bVvfLlLAGV7ZQ wsJfSRFVOv6UQ6ATNx3g04yLtdyLy59EBN5WVOsnUhzqOMXlums7CE78 nxo3sQ==

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 ip6:2a02:348:b4:e70b::1 ip4:34.105.97.52 ip4:34.74.92.186 ip4:34.89.171.151 ip4:34.90.134.143 ip4:5.39.185.40 ip4:34.90.145.140 ip4:35.198.110.229 ip4:34.90.40.234 ip4:34.159.131.87 ip4:34.34.77.208 ip4:34.105.64.154 ip4:34.75.4.19 ip4:35.246.159.116 ip4:217.114.97.6 ip4:176.62.196.142 ip4:80.112.253.130 ip4:185.46.182.1 ip4:185.46.182.200/29 ip4:185.46.182.208/31 ip4:31.134.203.164 ip4:31.134.203.165 ip4:31.134.203.166 ip4:31.134.203.188 ip4:172.104.250.102 ip4:31.134.203.248 ip4:31.134.203.249 ip4:208.72.90.0/24 ip4:74.117.207.0/24 ip4:74.117.206.70 ip4:217.114.99.36 ip4:217.114.99.37 ip4:217.114.99.38 ip4:217.114.99.43 ip4:217.114.99.55 ip4:217.114.99.57 ip4:217.18.68.165 ip4:159.135.230.45 ip4:83.138.181.0/24 ip4:168.128.66.6 ip4:83.98.197.35 ip4:46.31.50.212 ip4:37.0.95.137 ip4:149.210.144.179 ip4:85.222.231.11 ip4:185.64.33.133 ip4:185.64.35.133 ip4:213.144.242.0/28 ip4:89.146.30.0/27 ip4:213.144.234.160/27 ip4:46.44.162.254 ip4:89.146.1.51 ip4:89.146.1.52 ip4:89.146.1.63 ip4:46.44.142.238 ip4:89.146.1.57 ip4:89.146.63.164 ip4:91.218.37.0/24 ip4:185.46.182.201 ip4:46.31.48.0/21 ip6:2a02:22a0:0:1:2::2a  ip6:2a02:22a0:0:1:2::2e  ip6:2a02:22a0:0:2:2::12  ip6:2a02:22a0:0:1:2::2  ip6:2a02:22a0:0:1:2::5  ip6:2a02:22a0:0:2:2::5 ip6:2a02:348:b4:e70b::1 ip4:208.76.56.0/21 ip4:216.146.32.0/20 ip4:80.231.25.0/24 ip4:80.231.219.0/24 ip4:103.11.200.0/22 ip4:199.19.0.0/21 ip4:204.13.248.0/22 ip4:208.78.68.0/22 ip4:162.88.36.0/23 ip4:162.88.4.0/23 ip4:162.88.24.0/24 ip4:162.88.28.0/24 ip4:10.144.155.128/26 ip4:129.148.164.0/25 ip4:129.148.215.0/25 ip4:129.149.6.0/25 ip4:129.149.38.0/25 ip4:138.1.170.0/24 ip4:147.154.32.0/25 ip4:147.154.63.0/24 ip4:147.154.126.0/24 ip4:147.154.191.0/24 ip4:162.88.24.0/21 ip4:192.29.72.0/25 ip4:192.29.88.0/25 ip4:192.29.103.128/25 ip4:192.29.134.0/25 ip4:155.248.148.0/25 ip4:131.186.12.0/25 ip4:138.1.156.112 ip4:130.35.132.195 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_spf.relay.mailprotect.be include:_spf.cobytes.email include:_spf1.mailgun.org include:_spf2.mailgun.org include:_spf.eu.mailgun.org include:sas.mail.e.sparkpost.com -all

DMARC

Configured

v=DMARC1; p=none; rua=mailto:lo4vm8wk@ag.eu.dmarcadvisor.com

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCvl4f8ZuvBwR/Mx8PmMo1kY5AfPtrP9yoYSJFtbvmrw4SAUJGVDeLPjLzt1hFqDEbD3fb/jT2Wxd2MOwqf/N9DvmKdUV7gHy329cG5ySjylibq8dhi7SQ6kxJtr1T9lAD0RMv4zuvbX2Lc3NS98FQwSbiPxhnE43B5PtQNjwydYwIDAQAB; n=1024,1449952665,1465763865

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

KNVB.nl: De officiële website van de Koninklijke Nederlandse Voetbalbond | KNVB

Description

Met het laatste nieuws vanuit het amateur- en betaald voetbal. Biedt ondersteuning aan vrijwilligers op het kennisplatform KNVB Assist.

Final URL

https://www.knvb.nl/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.knvb.nl/

Version

Server

webserver

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Sectigo Limited

*.knvb.nl

Valid from

2026-03-30T19:00:00-05:00

Valid until

2026-10-15T18:59:59-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

Security headers

4 active

✓

HSTSImplemented

—

Content Security PolicyNot detected

✓

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

31.134.203.159

281,48 ms

Cloudflare

1.1.1.1

31.134.203.159

159,27 ms

Quad9

9.9.9.9

31.134.203.159

29,70 ms

OpenDNS

208.67.222.222

31.134.203.159

415,92 ms

AdGuard

94.140.14.14

31.134.203.159

209,39 ms

IP, geolocation and ASNAssociated network information

31.134.203.159

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.216.212

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

knvb-nl.mail.protection.outlook.com

Port 25: Closed/unreachable - 24.3 ms - 
Port 465: Closed/unreachable - 4044.9 ms - 
Port 587: Closed/unreachable - 4020.8 ms -

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