indexo.dev

alt255.nl

.nl dns crawl

First seen 2026-05-14 · Last seen 2026-06-04 · ok HTTP/1.1 200 3131 ms crawled 2026-06-02

NL · 85.10.133.127 · AS20857 Signet B.V.

Reputation 100/100

Classifying

HTML metadata

Title
Alt255
Description
internetdiensten
Language
nl-NL
Generator
All in One SEO (AIOSEO) 4.9.7.2
Canonical
https://www.alt255.nl/
Feeds

Open Graph

url
https://www.alt255.nl/
title
Alt255
locale
nl_NL
site name
Alt255 | internetdiensten
description
internetdiensten

Technology

Server
Apache
CMS
WordPress
jQuery
1.10.2 known XSS (<3.5)

Third-party hosts loaded (2)

  • challenges.cloudflare.com×2
  • gmpg.org×1

Contact

Phone

Registration

Registrar
ALT255
Created
2001-07-02
Updated
2025-07-03
Name servers
  • ns2.alt255.nl
  • ns1.alt255.nl
  • ns3.alt255.nl

DNS records live

NS
  • ns1.alt255.nl
  • ns2.alt255.nl
  • ns3.alt255.nl
MX
Show 7 MX records
  • 40 aspmx.l.google.com
  • 50 alt1.aspmx.l.google.com
  • 50 alt2.aspmx.l.google.com
  • 60 aspmx2.googlemail.com
  • 60 aspmx3.googlemail.com
  • 60 aspmx4.googlemail.com
  • 60 aspmx5.googlemail.com
TXT
  • protonmail-verification=c4a8775d35e961243d4bf100f7931a3d8684c6d0
Verified for
  • Google

Email authentication strong

SPF
v=spf1 a mx ip4:81.171.2.143 ip4:37.97.136.5 ip6:2a01:7c8:aabc:543:5054:ff:fe7a:d16b mx:alt255.net mx:alt255.eu include:_spf.google.com include:_spf.transip.email include:_spf.protonmail.ch ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; pct=100
policy: quarantine
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnr0t3ziohCz4aovQMnf1qgoLUBj3wtwuvSptBQxXCjSaCfBs7pqRaiBMgofPQEt4MJogLP4WAPHPYU…
selectors probed

Certificate (current)

E7
from 2026-05-22 to 2026-08-20
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://www.alt255.nl/

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

Links to (2)