Hello

There might be some technical/server issue at that time, you can go through the link below to practice VITEEE mock test-

http://13.250.178.126/vitpcm/tp/index.php?action=login

During the last few preparation days, you should also focus on revision and solving mock tests to anaylse your preparation.

You can enroll for the VITEEE Knockout to prepare for the exam more effectively and smartly using the smart study material (which includes chapter wise, concepts wise, most asked and most difficult questions), Advanced Test Series based on VITEEE Pattern (which includes unlimited chapter wise test, subject wise test and full mock test), adaptive time table, performance analysis (which includes Prepmeter, Strength Sheet, Weakness Sheet, Skills Graph) and Rank Predictor tool.
Go through the link below to check the details

http://bit.ly/2Uyp81K

Good Luck!