How do I replicate this drywall texture? - Home Improvement Stack Exchange

It's on my ceiling and we can't figure out what they used.

repair - Odd drywall bulges and ripples, not on seams - Home Improvement Stack Exchange

drywall - Dog scraped up my wall and door - Home Improvement Stack Exchange

Mixing White Paint into Ceiling Knockdown Mud - Home Improvement Stack Exchange

drywall - How to match this wall texture - Home Improvement Stack Exchange

drywall - What kind of wall texture is on this wall? - Home Improvement Stack Exchange

ceiling - What is this texture called and how do I replicate it - Home Improvement Stack Exchange

repair - Can I plaster over this? - Home Improvement Stack Exchange

painting - How do I paint rough drywall? - Home Improvement Stack Exchange

plaster - What is this wall texture called, and how is it applied? - Home Improvement Stack Exchange

drywall - What kind of wall/ceiling texture is this? - Home Improvement Stack Exchange

Mud for patch 4 inch drywall holes - Home Improvement Stack Exchange

what kind of drywall texture is this and type of brush to use to get this texture - Home Improvement Stack Exchange

painting - Drywall texture used? - Home Improvement Stack Exchange

sanding - Should I sand down the drywall or put more mud to even it out? - Home Improvement Stack Exchange

Matching Older Wall Texture - Home Improvement Stack Exchange