indexo.dev

isource.nl

.nl dns crawl

First seen 2026-05-21 · Last seen 2026-06-02 · ok HTTP/1.1 200 1567 ms crawled 2026-05-27

NL · 194.150.209.110 · AS60781 LeaseWeb Netherlands B.V.

Reputation 94/100 dmarc monitor-only

sector tech type homepage

HTML metadata

Title
isource | Websites, Apps & Hosting in Leiden | Web Development
Description
Web development bureau gespecialiseerd in websites, web-applicaties, apps, hosting en cloud. 30+ jaar ervaring met high performance en high availability
Language
nl
Canonical
https://www.isource.nl/

Open Graph

url
https://www.isource.nl/
title
isource | Websites, Apps & Hosting in Leiden | Web Development
description
Web development bureau gespecialiseerd in websites, web-applicaties, apps, hosting en cloud. 30+ jaar ervaring met high performance en high availability.

Technology

Server
nginx
CMS
Next.js

Social

Contact

Email
Phone
Address
Schipholweg 103, 2316 XC, Leiden, Zuid-Holland, NL

DNS records live

NS
  • ns1.isource.nl
  • ns2.isource.nl
  • ns3.isource.nl
MX
  • 0 isource-nl.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 +a include:spfweb.isource.nl +mx include:spf.protection.outlook.com include:spf.isourcecloud.nl a:spf.spamexperts.registrar.eu include:_spf.e-boekhouden.nl a:lw01.isource.nl -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:isource.nl.dmarc@worldconnect.nl; ruf=mailto:isource.nl.dmarc@worldconnect.nl; fo=1;
policy: none (monitoring only)
DKIM
Show 4 DKIM selectors
  • default: v=DKIM1; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC++Lx5ckOhpNRsLbnNAZfY4XrxmfbuU+OfwB7zKex57tIC6KmVNwq3bVQZkByqNz4OhKAEJYHT4pQbj5/gNUfdxw1v…
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApIaTrHbNl+cG565VYfXQecSVipx6jWixk9AxBMMzF842dIXdxewl6zKK5Dn57Tlx8p6BYMGx9qXYYL…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
  • mail: v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAykpvgCd67g4kvlKwMqOTW9eaLykufa0BCXLwQq9BoHxTMahODUD6svWRSjBbiHs32+xK…
selectors probed

Certificate (current)

WR1
from 2026-04-29 to 2026-07-28
Expires in 55 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.isource.nl/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • CSP allows unsafe inline scripts/styles
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
default-src 'self'; script-src 'self' 'unsafe-inline' 'unsafe-eval' https://www.google.com/recaptcha/ https://www.gstatic.com/recaptcha/ https://umami.isource.nl; style-src 'self' 'unsafe-inline'; img-src 'self' data: https:; font-src 'self' data:; frame-ancestors 'self' https://www.google.com https://www.gstatic.com; frame-src 'self' https://www.google.com; connect-src 'self' https://www.google.com/recaptcha/ https://umami.isource.nl;
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (3)

Linked from (1)