Social media giants, Facebook, Instagram and WhatsApp have taken to micro-blogging app, Twitter to announce that their service is currently down.
MPN earlier reported that the social apps are currently not responding see here
See their announcements below
However, the applications are still down as the the time this post is being reported.

Olalekan Ajimoti – Blogger, Content Writer, and Digital Marketer helping brands and retailers build 8-figure e-commerce since 2016.
As a corporate trainer, brand communications expert, and brand consultant, I help people start, stay and grow in business leveraging digital skills and traditional expertise.