Umbilical (bellybutton) cord question.

Marci • PCOS 👰🏻Wife 2012 Mommy of 🐶🐶🐶 👼🏻 💜 5-9-18 🌈👶🏻 💖 3-31-20 TTC 👶🏻2

Is this normal? He is 10days old today.