[circuit10]

It could also be to do with the word “hack” because https://hackmii.com/ is blocked too

[version_five]

Good thing there is no shake shack in the UK.

[janstice]

And yet there is a town called Scunthorpe - I wonder if the inhabitants have trouble getting things delivered?

[vidarh]

Indeed:

https://en.wikipedia.org/wiki/Scunthorpe_problem

[denton-scratch]

At one time, a lot of email spam filters would barf on that town's name.

[daveoc64]

https://www.shakeshack.co.uk/