Something for SKILLS

[28]

I have some extra and important hashes.
Try to crack them weeks, months and nothing.
I just wont ask members here can you try this 3 hashes crack
thats them:
1664539025:2rIrYb4Ny9sOU   (this is not user:pass this is only pass)
1707510771:HdjIfao4KaVQc
1804091410:htj.LFzHZV1Q2

[559]

I have some extra and important hashes.
Try to crack them weeks, months and nothing.
I just wont ask members here can you try this 3 hashes crack
thats them:
1664539025:2rIrYb4Ny9sOU   (this is not user:pass this is only pass)
1707510771:HdjIfao4KaVQc
1804091410:htj.LFzHZV1Q2

what is the site that uses this kind of hash
the passwords may be a combination of salt and Users and passwords .etc