Update (#3828)

data/category-ru

@@ -28,6 +28,7 @@ include:carrotquest
 include:cdek
 include:comssone
 include:drweb
+include:dsn-host
 include:envybox
 include:genotek-ru
 include:gismeteo
@@ -97,6 +98,7 @@ chat2desk.com      # Omnichannel communications platform and chat center
 flomni.com         # Omnichannel communications platform
 foto-planeta.com   # Photo encyclopedia of settlements
 gazfond-pn.ru      # Non-state pension fund GAZFOND pension savings
+hostland.ru        # Russian hosting provider
 litres.ru          # E-book and audiobook service
 meteoinfo.ru       # Hydrometeorological Center of Russia
 ngenix.net         # NGENIX is a Russian provider of acceleration and security services for public web resources