indexo.dev

optimalcompany.com

.com crawl

First seen 2026-06-02 · Last seen 2026-06-03 · ok HTTP/1.1 200 1126 ms crawled 2026-06-03

CZ · 77.93.204.40 · AS24971 MasterDC s.r.o.

Reputation 62/100 listed in spam blocklist weak security headers no dmarc policy

Classifying

HTML metadata

Title
Home | Optimal
Language
en

Technology

Server
Apache
jQuery
1.11.3 known XSS (<3.5)
Stack
PHP
Analytics
  • Google Tag Manager

Third-party hosts loaded (5)

  • cdnjs.cloudflare.com×4
  • cdn.jsdelivr.net×3
  • ajax.googleapis.com×2
  • www.googletagmanager.com×2
  • www.google.com×1

Contact

Email
Phone

Registration

Registrar
Sav.com, LLC
Created
2002-05-15
Expires
2027-05-15 345 days left
Updated
2026-04-10
Name servers
  • 1.ns.gigaserver.cz
  • 2.ns.gigaserver.cz
  • 3.ns.gigaserver.cz
  • 4.ns.gigaserver.cz

DNS records live

NS
  • 1.ns.gigaserver.cz
  • 2.ns.gigaserver.cz
  • 3.ns.gigaserver.cz
  • 4.ns.gigaserver.cz
MX
  • 0 optimalcompany-com.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a a:relay.optimalcompany.com ip4:94.113.250.130 include:spf.protection.outlook.com include:spf.infonia.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

ZeroSSL RSA DV SSL CA 2
from 2026-05-21 to 2026-08-20
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.optimalcompany.com/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN

Links to (4)

Linked from (1)