indexo.dev

a2aprotocol.ai

.ai crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1993 ms crawled 2026-05-19

US · 172.67.159.114 · AS13335 Cloudflare, Inc.

Reputation 87/100 weak security headers no dmarc policy

sector tech type homepage

HTML metadata

Title
A2A Protocol - Agent2Agent Communication
Description
A2A Protocol enables seamless, secure, and standardized communication between intelligent agents
Language
en
Canonical
https://a2aprotocol.ai

Open Graph

url
https://a2aprotocol.ai
title
A2A Protocol - Agent2Agent Communication
site name
A2A Protocol
description
A2A Protocol enables seamless, secure, and standardized communication between intelligent agents

Technology

CDN
Cloudflare
CMS
Next.js
Analytics
  • Cloudflare Insights
  • Google Tag Manager
Ads
  • Google AdSense
Social widgets
  • YouTube Embed

Third-party hosts loaded (4)

  • pagead2.googlesyndication.com×1
  • static.cloudflareinsights.com×1
  • www.googletagmanager.com×1
  • www.youtube.com×1

Social

Contact

Email

Registration

Registrar
Cloudflare, Inc
Created
2025-04-09
Expires
2027-04-09 323 days left
Updated
2025-04-14
Name servers
  • coby.ns.cloudflare.com
  • susan.ns.cloudflare.com

DNS records live

NS
  • coby.ns.cloudflare.com
  • susan.ns.cloudflare.com
MX
  • 50 route3.mx.cloudflare.net
  • 51 route1.mx.cloudflare.net
  • 73 route2.mx.cloudflare.net
Verified for
  • Google

Email authentication weak

SPF
v=spf1 include:_spf.mx.cloudflare.net ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-04 to 2026-07-03
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://a2aprotocol.ai/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (2)

Linked from (18)