SECURITY REPORT · EXTENSHI SCAN
URL Performance Checker
Chrome extension·by Yoka
95
/ 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
URL Performance Checker's safety score vs every other extension we've scanned
Globally
77%of extensions carry more risk
Riskier ←→ Safer
Ranked against 402,636 extensions
In Productivity
88%of productivity extensions carry more risk
Riskier ←→ Safer
Ranked against 194,442 productivity extensions
Findings
3
median 16Lower is safer
Critical findings
0
median 0Severity = Critical
Permissions
2
median 3Declared in manifest
Active users
602
median 14vs category median
Findings breakdown
Automated security signal · 3 distinct issues across 6 severities
3
distinct issues
detected
detected
Critical00%
High133%
Needs Review00%
Medium133%
Low133%
Info00%
Permissions requested
2 risky permissions of 2 total
2 high-risk permissions require attention
This extension requests 2 permissions in total. 2 of them grant broad capabilities that are worth a careful look.
High
View open tabs
Can see URLs and titles of all open tabs
High
Delete browsing data
Can remove browsing history, cookies, cache, and other browsing data
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Scan performed by extenshi.io · Aug 15, 2026
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