
rostrade-serpnb.com doesn't presently load but the domain registration has been extended another year so it's still active, probably used for sending scam emails and fake documents using scam ads like this fake Facebook account:
https://www.facebook.com/CJSCROSTRADE/
CJSC Ros-Trade"Serpukhovskaya Neftebaza"
cjsc.ros-trade@yandex.ru
http://www.rostrade-serpnb.com
rostrade-serpnb.com content was also on Nigerian website sweetdeeskoncept.com which has no DNS presently.
https://rostrade-serpnb.com (Russian Oil Scam)
CJSC Ros-Trade"Serpukhovskaya Neftebaza" *Fake*
Email Support info@rostrade-serpnb.com
Call Support +7495-203-2239
Location 2nd Novoselki
50.63.202.35
Domain Name: ROSTRADE-SERPNB.COM
Registrar URL: http://www.godaddy.com
Updated Date: 2018-11-22T18:10:02Z
Creation Date: 2017-11-11T16:11:58Z
Registry Expiry Date: 2019-11-11T16:11:58Z
Name Server: NS21.DOMAINCONTROL.COM
Name Server: NS22.DOMAINCONTROL.COM