Etherscan
Blockchain · Operational · 30d uptime 100%
Etherscan allows you to explore and search the Ethereum blockchain for transactions, addresses, tokens, prices and other activities taking place on Ethereum (ETH)
Trust signals
Pricing
FREEMIUM
Auth
API_KEY
CORS
No
Rate limit
Not documented
Health
426ms
Trust score
87 (B)
Last checked Sep 4, 2026 · uptime 24h 100% / 7d 100% / 30d 100%
Strong candidate; weakest signal is CORS.
Links
- Homepageetherscan.io
- Documentationetherscan.io/apis
- Base URLetherscan.io/apis
Integration checklist
- Auth is API_KEY
- No CORS — route calls through your backend.
- Rate limit: Not documented