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SECURITY REPORT · EXTENSHI SCAN

Blocknative Gas Estimator

Firefox extension·by Blocknative
94
/ 100 SAFETY SCORE
EXCELLENT
Looks clean. No meaningful risks detected in this scan.

Automated analysis of publicly available code — not a professional security audit. It may produce false positives and does not prove an extension is unsafe or safe. Treat it as one signal among many. Disclaimer · Report an issue

How it ranks

Blocknative Gas Estimator's safety score vs every other extension we've scanned
Globally
74%of extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 415,509 extensions
In Alerts & Updates
51%of alerts & updates extensions carry more risk
This extension
Riskier ←→ Safer
Ranked against 7,165 alerts & updates extensions
Findings
28
median 4Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
134
median 2vs category median

Findings breakdown

Automated security signal · 28 distinct issues across 6 severities
28
distinct issues
detected

Permissions requested

2 permissions declared
No risky permissions
2 permissions requested — none are flagged as risky.
Medium
Store local data

Can save data locally in the browser for persistence

Medium
Show notifications

Can display desktop notifications outside the browser

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Scan performed by extenshi.io · Oct 17, 2026
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