Websites using header Alternate-Protocol | 2,219 |
Percentage of websites that use Alternate-Protocol header | <0.1% |
Total discovered header values | 25 |
Header uses directives | No |
Header values are unique or random | No |
Most popular in the country | United States |
Directive | Share | Websites count | Unique Values |
---|
Domain | Country | Rank | Contacts |
---|---|---|---|
3dissue.com | United States | 20,556 | |
macstories.net | United States | 36,181 | |
exali.de | Germany | 42,673 | |
www.exali.de | Germany | 42,673 | |
telesurtv.net | Argentina | 47,800 | |
www.stbaldricks.org | United States | 56,776 |
Header value | Value prevalence |
---|---|
443:npn-spdy/3 | 43.49% |
443:npn-spdy/2 | 20.78% |
443:npn-spdy/3.1 | 12.44% |
443:npn-spdy/4 | 8.02% |
443:npn-http/2 | 4.33% |
443:npn-http2/3 | 2.79% |
443:h2 | 2.39% |
443:quic | 1.85% |
443:npn-spdy/3,443:npn-spdy/2 | 1.04% |
443:npn-http2/2 | 0.81% |
443:npn-spdy/2,443:npn-spdy/3 | 0.72% |
:npn-spdy/2 | 0.27% |
443:npn-spdy/2, 443:spdy/2 | 0.23% |
1:npn-spdy/2,443:npn-spdy/2 | 0.14% |
443:npn-/2 | 0.14% |
443:http2 | 0.09% |
443:npm-spdy/3 | 0.09% |
443:npn-http22 | 0.09% |
443:ALPN+h2 | 0.05% |
443:HTTP/2 | 0.05% |