Is Sit21.cz Legit or Not?
Our checks and user reviews suggest this website is legitimate. Still use normal caution when paying online.
Last checked October 29, 2026
Summary
Sit21.cz (operated by Síť21) has a trust score of 85 out of 100. The domain was registered on May 6, 2016, about 10.5 years ago, and the site uses a valid HTTPS certificate. No customer reviews have been posted yet.
How the site describes itself: "Spolehlivý a opravdu rychlý internet, který nekolísá. Optické připojení k internetu ve Zlíně, Otrokovicích a blízkém okolí. Připojím tě do sítě 21. století!"
What we found
- +10 Valid HTTPS certificate
- +25 Domain registered 10+ years ago
- +3 Contact details published on the website
- −3 Numbers in the domain name
Every website starts at 50 points. How the score works
Company and contact
- Company
- Síť21
- Source
- Site name published by the website
- [email protected]
- Phone
- +420 577 66 55 44
- Policies linked
- None found
Domain and security
- Registered
- May 6, 2016
- Domain age
- 10.5 years
- Expires
- May 5, 2027 (in 180 days)
- Registrar
- ACTIVE 24, s.r.o.
- Registry status
- Active
- HTTPS
- Valid certificate
- Certificate issuer
- Let's Encrypt until Dec 17, 2026
- IP address
- 188.246.111.18
- Email on domain
- Set up
- Google Safe Browsing
- Not checked
Connected websites
Redirects, shared servers, the same operator and links can reveal a network of related sites.
Sit21.cz reviews
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What people search about Sit21.cz
The most common searches about Sit21.cz, so you can see what other shoppers want to know.
- sit21 cz
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- sit21 webkamery
- sit21 hotline
- sit21 kontakt
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Is Sit21.cz legit, safe or a scam?
Is Sit21.cz legit?
Based on our checks, Sit21.cz scores 85 out of 100, which we rate as "Likely Legit". The domain has been registered for 10.5 years. There are no customer reviews yet, so we cannot confirm what buying from them is like.
Is Sit21.cz safe to buy from?
Sit21.cz uses a valid HTTPS certificate, so payment details are encrypted on the way to the site. Whatever the score, pay with a card or PayPal so you can dispute the charge if something goes wrong.
Is Sit21.cz real or fake?
Sit21.cz looks like a real, established website: its domain is 10.5 years old and it is operated by Síť21.
Is Sit21.cz a scam?
We found no strong signs that Sit21.cz is a scam, but no automated check is perfect. Read the reviews for real experiences.
Is Sit21.cz trustworthy?
There are not enough customer reviews yet to judge. Our automated checks give it 85 out of 100.
Who owns sit21.cz?
According to site name published by the website, the website is operated by Síť21. The domain is registered through ACTIVE 24, s.r.o..