roundcube.net

.net crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 676 ms crawled 2026-05-18

US · 172.67.153.189 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title

Roundcube - Free and Open Source Webmail Software

Description

Free and open source webmail software for the masses, written in PHP

Language

Canonical

https://roundcube.net/

Feeds

Roundcube News Feed RSS

Technology

CDN: Cloudflare

Fonts

Google Fonts

Third-party hosts loaded (3)

cdn.jsdelivr.net×3
img.shields.io×3
fonts.googleapis.com×1

Social

Registration

Registrar

INWX GmbH

Created

2004-10-11

Expires

2026-10-11 145 days left

Updated

2025-10-12

Name servers

will.ns.cloudflare.com
zelda.ns.cloudflare.com

DNS records live

NS

will.ns.cloudflare.com
zelda.ns.cloudflare.com

MX

10 aspmx1.migadu.com
20 aspmx2.migadu.com

TXT

hosted-email-verify=qorqxg3t

Email authentication strong

SPF: v=spf1 include:spf.migadu.com -all
strict (-all)
DMARC: v=DMARC1; p=quarantine;
policy: quarantine
DKIM: no key found at common selectors

Certificate (current)

WE1

from 2026-04-04 to 2026-07-03

Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://roundcube.net/

present

x-frame-options
x-content-type-options
referrer-policy

findings

missing HSTS
missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: same-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff