Yandex is a search engine and web portal.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Mail services by Yandex
The DOCTYPE is a required preamble for HTML5 websites.
Websites using https protocol.
These websites are related to myddns.ru in terms of content, traffic and structure
ipnodns.ru
iworm.net
linuxcenter.kz
silverghost.org.ua
ddns.pl
dnslookup.me
ip2city.ru
e-basket.ru