Websites Using SPDY
SPDY is a deprecated networking protocol developed by Google that aimed to reduce web page load times through multiplexing, compression, and prioritization. Its features were incorporated into the HTTP/2 standard.
Categories: Miscellaneous
Official website: https://chromium.org/spdy
SPDY is ranked #109 of 148 in Miscellaneous by website adoption.
Miscellaneous alternatives ranked by popularity
- Open Graph — 191,944 websites
- HTTP/3 — 158,815 websites
- PWA — 87,411 websites
- Popper — 10,552 websites
- Gravatar — 8,312 websites
- Webpack — 5,970 websites
- DocuSign — 2,459 websites
- Cloudinary — 2,342 websites
- LottieFiles — 1,910 websites
- Azure Edge Network — 1,266 websites
How WhatStack detects SPDY
WhatStack detects SPDY by analyzing HTTP headers, HTML source code, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries using signature-based pattern matching across 10 different analyzers.
Frequently Asked Questions
- What is SPDY?
- SPDY is a deprecated networking protocol developed by Google that aimed to reduce web page load times through multiplexing, compression, and prioritization. Its features were incorporated into the HTTP/2 standard.
- How many websites use SPDY?
- WhatStack has detected SPDY on 0 websites in our database.
- How do you detect SPDY?
- We analyze HTTP headers, HTML source, JavaScript globals, meta tags, cookies, DNS records, and ads.txt entries to identify SPDY with high accuracy using signature-based pattern matching.