Is Web3j.io Legit or Not?
Some signals are mixed. Read the reviews, check the return policy and prefer a payment method with buyer protection.
Last checked October 26, 2026
Summary
Web3j.io (operated by Web3 Labs Ltd) has a trust score of 60 out of 100. The domain registration date could not be verified, and the site uses a valid HTTPS certificate. No customer reviews have been posted yet.
How the site describes itself: "Develop on Ethereum with the JVM. Web3j makes it easy to build Ethereum applications with Java and Android."
What we found
- +10 Valid HTTPS certificate
- 0 Domain age could not be determined
- +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
- Web3 Labs Ltd
- Source
- Copyright notice on the website
- [email protected]
- Phone
- Not found
- Policies linked
- About, Shipping
Domain and security
- Registered
- Unknown
- Domain age
- Unknown
- Expires
- Unknown
- Registrar
- Unknown
- HTTPS
- Valid certificate
- Certificate issuer
- Google Trust Services until Dec 26, 2026
- DNS / hosting
- Cloudflare
- IP address
- 104.21.69.212
- 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.
Links to (4)
External websites linked from the homepage.
Web3j.io reviews
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What people search about Web3j.io
The most common searches about Web3j.io, so you can see what other shoppers want to know.
- web3j github
- web3j java
- web3j maven
- web3j maven plugin
- web3j cli
- web3j in blockchain
- web3j docs
- web3j android
- web3j cli download
- web3j core
Is Web3j.io legit, safe or a scam?
Is Web3j.io legit?
Based on our checks, Web3j.io scores 60 out of 100, which we rate as "Use Caution". There are no customer reviews yet, so we cannot confirm what buying from them is like.
Is Web3j.io safe to buy from?
Web3j.io 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 Web3j.io real or fake?
Web3j.io appears to be a real website, but some signals are mixed. Check the contact details and reviews before trusting it with money.
Is Web3j.io a scam?
We cannot rule it out. Web3j.io shows mixed signals, so read the reviews and start with a small order if you decide to buy.
Is Web3j.io trustworthy?
There are not enough customer reviews yet to judge. Our automated checks give it 60 out of 100.
Who owns web3j.io?
According to copyright notice on the website, the website is operated by Web3 Labs Ltd.