indexo.dev

silvas.nl

.nl crawl

First seen 2026-06-03 · Last seen 2026-06-03 · ok HTTP/1.1 200 193 ms crawled 2026-06-03

US · 104.21.77.43 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Silvas Development & Technlogy
Language
en

Technology

CDN
Cloudflare
CMS
WordPress

Contact

Phone

DNS records live

NS
  • rocky.ns.cloudflare.com
  • violet.ns.cloudflare.com
MX
  • 0 silvas-nl.mail.protection.outlook.com

Email authentication weak

SPF
v=spf1 a ip4:95.170.74.68 ip4:95.170.88.10 ip6:2a01:7c8:aab5:383::1/48 ip4:149.210.193.134 ip4:149.210.213.201 ip4:159.253.5.137 include:_spf.exactonline.nl ip4:77.72.149.115 ip6:2a01:7c8:aaae:5b::1 include:spf.protection.outlook.com ~all
softfail (~all)
DMARC
not published
DKIM
  • mail: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDF8SL386KXyUVbxeVDaXULq+GLi2tctUJiof2VzHfT2Bpv+QeozXoaog2qYmsc3tHnJfpKh8EfsmYJ/bfvCoAuLhrqjuj…
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3Jcge9o11qeEf1Pus0OaoLcoa6ItJ7rY0KiEea2prHKisXgxUzRuf/nz6lgmlN9rJ8DdsS9Px+ntMOlvPm…
  • s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDKKa/RjJUbJ59OoLSme0MVtG7JWJXgU+W1zIY8Mu9bR9s9GG1gaUWOXMmyudzIou9WH0Sa+ieRDAhYBKVxc1v23N…
selectors probed

Certificate (current)

WE1
from 2026-06-01 to 2026-08-30
Expires in 87 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://silvas.nl/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000

Linked from (1)