
Intruder
Acunetix
Censys
Nessus
Horangi
PracticeProtect
Invicti (formerly Netsparker)
Shodan is the world's first search engine for Internet-connected devices.

Blockchair
3xpl
Nansen
DefiLlama
Blockchain - Bitcoin Block Explorer
AIDYOR
Anyblock Analytics
Etherscan China allows you to explore and search the Ethereum blockchain for transactions, addresses, tokens, prices and other activities taking place on Ethereum (ETH)

Which is more popular?
Based on our record, Shodan seems to be a lot more popular than Etherscan. While we know about 93 links to Shodan, we've tracked only 4 mentions of Etherscan.
Website, pricing, platforms and company facts side by side.
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| Website | shodan.io | etherscan.io |
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What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of Etherscan yet.
Walkthroughs and reviews on video.
Searching the Internet with Shodan (Seen in Mr. Robot)
More videos
HOW TO USE ETHERSCAN: A BRIEF OVERVIEW
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Shodan and Etherscan. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


If you have a premium Shodan[0] account, they have an ‘Images’ view which is filtered VNC and other Remote Desktop screenshots and links to view them directly with the IP. Lots of security cameras, some SCADA industrial access control... - Source: Hacker News / 7 months ago
Transform OSINT sources such as shodan, bgpview & urlscan into templates which you can use to query & store any and each of the API endpoints they provide. Source: over 3 years ago
I'm a little surprised you're asking this but as you don't know - if you set the rulebase correctly, you won't get hammered by "public". A lot of people (of course not people here) don't do that which is why shodan.io is full of servers... Source: over 3 years ago
Onchain: Wallet activity and onchain transactions (Etherscan). - Source: dev.to / 6 months ago
Etherscan data shows that roughly 12% of failed transactions on Ethereum in 2025 ran out of gas. Multi-hop swap routes use significantly more gas than simple transfers. A direct ETH-to-USDC swap might use 150,000 gas, while a three-hop... - Source: dev.to / 7 months ago
Etherscan and its multi-chain variants (Arbiscan, Basescan, Polygonscan) provide block explorer APIs that are essential for AI agent verification and monitoring. With over 5 million daily active users across its explorer products,... - Source: dev.to / 7 months ago
When comparing Shodan and Etherscan, you can also consider the following products.

Intruder is a security monitoring platform for internet-facing systems.
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Bitcoin, BitcoinCash, Ethereum, and Litecoin blockchain search and analytics engine.
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Audit your website security and web applications for SQL injection, Cross site scripting and other...
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Fastest ad-free universal block explorer. Private, open-source, academic-friendly.
Compare 3xpl to Shodan or Etherscan:

Censys helps organizations, individuals, and researchers find and monitor every server on the Internet to reduce exposure and improve security.
Compare Censys to Shodan or Etherscan:

Blockchain analytics platform to identify rare opportunities
Compare Nansen to Shodan or Etherscan: