calendar0.app

.app crawl

First seen 2026-04-13 · Last seen 2026-05-15 · ok HTTP/1.1 200 348 ms crawled 2026-05-07

US · 216.198.79.1 · AS16509 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Calendar0 - Save 20 Minutes Daily on Calendar Admin | AI Menubar Calendar
Description: Stop switching windows to check your calendar. See your full schedule with one click. Schedule meetings by typing what you think. Calendar0 lives next to your clock—no browser needed. Get your 20 minutes back.
Language: en

Open Graph

url: https://www.calendar0.app
title: Calendar0 - Save 20 Minutes Daily on Calendar Admin | AI Menubar Calendar
locale: en_US
site name: Calendar0 - Save 20 Minutes Daily on Calendar Admin | AI Menubar Calendar
description: Stop switching windows to check your calendar. See your full schedule with one click. Schedule meetings by typing what you think. Calendar0 lives next to your clock—no browser needed. Get your 20 minutes back.

Technology

CDN: Vercel
CMS: Next.js

Analytics

Google Tag Manager

Third-party hosts loaded (2)

cdn.tinystats.net×1
www.googletagmanager.com×1

Social

Contact

Email

support@calendar0.app

DNS records live

NS

dns10.ovh.net
ns10.ovh.net

MX

1 mx0.mail.ovh.net
100 mx3.mail.ovh.net
5 mx1.mail.ovh.net
50 mx2.mail.ovh.net

TXT

1|www.calendar0.app
google-site-verification=qljrxuCPPaxmkyGbc404Ly6c6F9xKslGVzZ5ksMJxBo

Email authentication strong

SPF: v=spf1 include:mx.ovh.com ~all
softfail (~all)
DMARC: v=DMARC1; p=none;
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-21 to 2026-07-20

Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.calendar0.app/

present

strict-transport-security

findings

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

Header values

strict-transport-security: max-age=63072000