Apache with:

• AddDefaultCharset off
• utf-8.html
• iso8859-5.html
• koi8-r.html
• cp1251.html
• AddDefaultCharset UTF-8
• utf-8.html
• iso8859-5.html
• koi8-r.html
• cp1251.html
• AddDefaultCharset ISO8859-5
• utf-8.html
• iso8859-5.html
• koi8-r.html
• cp1251.html
• AddDefaultCharset KOI8-R
• utf-8.html
• iso8859-5.html
• koi8-r.html
• cp1251.html
• AddDefaultCharset CP1251
• utf-8.html
• iso8859-5.html
• koi8-r.html
• cp1251.html
• AddDefaultCharset ISO8859-1
• utf-8.html
• iso8859-5.html
• koi8-r.html
• cp1251.html