languagetool.org

.org toplist crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 937 ms crawled 2026-05-18

US · 172.64.151.199 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title

Free AI Grammar Checker - LanguageTool

Description

Instantly check grammar, punctuation, and spelling errors with LanguageTool's AI-powered grammar checker. Enhance your writing in over 30 languages with ease.

Language

Canonical

https://languagetool.org/

Translations

pt ×2
ca
de
en
es
fr
it
nl
pl
ru
uk

Feeds

RSS Feed for the LanguageTool Blog RSS

Open Graph

site name: LanguageTool

Technology

CDN: Cloudflare

Third-party hosts loaded (2)

api.languagetoolplus.com×1
chromewebstore.google.com×1

Social

Registration

Registrar

Vautron Rechenzentrum AG

Created

2006-11-22

Expires

2026-11-22 186 days left

Updated

2026-01-06

Name servers

adrian.ns.cloudflare.com
chris.ns.cloudflare.com

DNS records live

NS

adrian.ns.cloudflare.com
chris.ns.cloudflare.com

MX

10 mxext1.mailbox.org
10 mxext2.mailbox.org
20 mxext3.mailbox.org

Verified for

Anthropic
Google
Meta

Email authentication weak

SPF

v=spf1 mx a include:mailbox.org include:spf.mailjet.com include:spf.discoursehosting.com include:spf.nl2go.com include:mail.zendesk.com ?all

neutral (?all)

DMARC

not published

DKIM

s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApcXaf7+O9Y/AMMWtlYPVPo/aWUpNUJPYBzTslbNqk91WZLxQo8HzTSQSI4m//ub7onOyAwzlT3X30oaqCj…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDVD2DUX8bau8KUyhrnMaXcRadepGfcH/Sy8h1i+ahPnXJpjGcXdN39amykNyz7fQfXGNppffl0uIoWUeKHf/RFf4…

selectors probed

Certificate (current)

WE1

from 2026-03-22 to 2026-06-20

Expires in 31 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://languagetool.org/

present

x-frame-options

findings

missing HSTS
missing Content Security Policy
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN