indexo.dev

em4photonics.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-09 · ok HTTP/1.1 200 1354 ms crawled 2026-05-09

US · 141.193.213.11 · AS209242 Cloudflare London, LLC

Reputation 95/100 weak security headers

sector tech type landing page

HTML metadata

Title
EM4 – Reliable High-Performance Photonics
Language
en-US
Generator
Site Kit by Google 1.177.0
Canonical
https://em4photonics.com/
Feeds

Open Graph

url
https://em4photonics.com/
title
Home
site name
EM4

Technology

CDN
Cloudflare
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×3
  • www.googletagmanager.com×3
  • gmpg.org×1

Registration

Registrar
GoDaddy.com, LLC
Created
2024-02-21
Expires
2027-02-21 277 days left
Updated
2026-03-04
Name servers
  • ns39.domaincontrol.com
  • ns40.domaincontrol.com

DNS records live

NS
  • ns39.domaincontrol.com
  • ns40.domaincontrol.com

Email authentication no MX

SPF
v=spf1 include:spf.efwd.registrar-servers.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAybT3TFNMRszMnLDNb4g73JoTpsXFqwyn7KvtWv4nj58LdmJAM1z0jM8aSVaUqqv0+6mJlZVvnEb+jGf/eO…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAro/QRhWKCS74U4sQtg6XyyzwzdPwERuStpI7o08Y+jt4kXMgU85R2piWcMyQqJiVgcGkKG/7cmzo88RyCA…
selectors probed

Certificate (current)

E8
from 2026-04-21 to 2026-07-20
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://em4photonics.com/

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 (2)