indexo.dev

proofapp.io

.io crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 802 ms crawled 2026-05-19

DE · 185.158.133.1 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

sector tech type app saas

HTML metadata

Title
PROOF - Visual Feedback Tool for Websites
Description
Pin comments directly on your website. PROOF turns scattered client feedback into a clean revision list — no logins, no email threads.
Language
en

Open Graph

url
https://proofapp.io/
title
PROOF - Visual Feedback Tool for Websites
locale
en_US
site name
PROOF
description
Pin comments directly on your website. PROOF makes collecting visual feedback from clients and teams effortless with screenshot annotations and collaborative review.

Technology

CDN
Cloudflare
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • storage.googleapis.com×1

DNS records live

NS
  • ns1.dns-parking.com
  • ns2.dns-parking.com
MX
  • 1 smtp.google.com
TXT
  • google-site-verification=g1WQkce9qiwZqaqZqLdWcct9MEgEtaG0cW10W5fhuxc

Email authentication weak

SPF
not published
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArX3NDxslWeJqRULzzfkBmLZKl7s5qWzS3L44DfARKeCmZY8NxNsgyuEEuQKk8SReVTGhtxub7jaLNP…
selectors probed

Certificate (current)

WE1
from 2026-05-06 to 2026-08-04
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://proofapp.io/

present
  • strict-transport-security
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains

Linked from (2)