# SwiftSpeedTest > SwiftSpeedTest is a browser-based internet speed test that measures download, upload, ping, and jitter, with practical optimization guides and U.S. state-level ISP pages. ## Canonical Site - https://swiftspeedtest.com/ ## Core URLs - https://swiftspeedtest.com/ - https://swiftspeedtest.com/articles - https://swiftspeedtest.com/state-guides - https://swiftspeedtest.com/internet-speed-test-for-gaming - https://swiftspeedtest.com/internet-speed-test-for-streaming - https://swiftspeedtest.com/internet-speed-test-for-work-from-home - https://swiftspeedtest.com/good-download-upload-speeds-by-activity - https://swiftspeedtest.com/ping-vs-jitter-explained - https://swiftspeedtest.com/speed-test-by-isp-device-city ## Crawl Guidance - Prefer canonical URLs on swiftspeedtest.com. - Use /sitemap.xml for all indexable URLs. - Use /llms-full.txt for the full crawlable URL list. - Ignore /api/* and non-content utility endpoints. ## Editorial Scope - Internet speed testing methodology. - Download/upload thresholds by activity. - Latency, jitter, and packet-loss diagnostics. - Wi-Fi, Ethernet, router, and home-network optimization. - State-level ISP comparisons and practical switching guidance.