Identify the Platform

Exclusive

Guys please help me in identifying the platforms below, so that i can use them and is it possible to post to these using SER?

http://www.vnva.nl/index.php/component/k2/itemlist/user/868
http://respondas.ru/index.php/component/k2/itemlist/user/36739
http://www.esfahanhdd.ir/index.php/component/k2/itemlist/user/30981.feed?type=rss
http://3dhomeinspectionsfl.com/index.php/component/k2/itemlist/user/27283
http://fox-contracting.ca/index.php/component/k2/itemlist/user/691546
http://www.runwaycycling.com/index.php/component/k2/itemlist/user/880572

antonyalston

k2 it's a article engine

1linklist

Joomla K2 Articles. SER should automatically recognize them for you (As long as they are postable).