sidlo.biz

HTML metadata

Technology

Server

Apache

Stack

PHP

Third-party hosts loaded (5)

• fonts.bunny.net×2
• cdn.jsdelivr.net×1
• cdn.plaimate.com×1
• cdn.tailwindcss.com×1
• whence.link×1

Contact

Email

• info@sidlofirmy.cz

Phone

• +420211222575

Registration

Registrar

Gransy, s.r.o.

Created

2010-01-28

Expires

2030-01-27 1336 days left

Updated

2025-10-24

Name servers

• helium.ns.hetzner.de
• hydrogen.ns.hetzner.com
• oxygen.ns.hetzner.com

DNS records live

NS

• helium.ns.hetzner.de
• hydrogen.ns.hetzner.com
• oxygen.ns.hetzner.com

MX

• 10 mailserver.purelymail.com

TXT

• purelymail_ownership_proof=bbc4d431468d95826998463883e1eb7a8c9d851ed116df325680a3162ae63c4b8fe7ad1e32df73b95c9f5a5dbf8a5bc3c60f05db574e5e28b58239e0bbf0c4f2

Verified for

• Google

Email authentication strong

SPF

v=spf1 include:_spf.purelymail.com ~all

softfail (~all)

DMARC

v=DMARC1; p=reject; ruf=mailto:dmarc@purelymail.com

policy: reject (enforced)

DKIM

no key found at common selectors

Certificate (current)

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.sidlo.biz/

findings

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

Links to (6)

• zalozeni.cz×1
• ubytovacka.cz×1
• spolecenskasmlouva.cz×1
• onlinerecepce.cz×1
• ceska-ready-made.cz×1
• aiasistentky.cz×1

Linked from (1)

• domena-webhosting.cz×1