Can not open google.com, youtube.com and gmail.com after setting the system up

[OmerVana]

Hey!

so I got a Raspberry Pi Zero, installed Raspbian and Pi-Hole, set up my IP and connected to the Pi Zero as my DNS. but I can not open any Google services (Google, Youtube, Gmail).
Once I disconnect from the Pi-Hole everything works just fine.

Pls help me!

Expected Behaviour:

[Replace this text with what you think should be happening]

Actual Behaviour:

[replace this text with what is actually happening]

Debug Token:

[Replace this text with the debug token provided from running pihole -d (or running the debug script through the web interface]

[jfb]

How do I determine what domain an ad is coming from?

Block ads or fix broken sites This FAQ is written in the context of finding out how to block an ad that isn't blocked automatically, but the same steps can be used to troubleshoot issues with sites that don't function properly. An example is that sometimes certain payment gateways try to collect metrics on the sale, but these domains are blocked by Pi-hole, so the payment cannot be processed. Also, some links send you through several referrers and if one of them is blocked, you may land on a …

[OmerVana]

I have tired this, but it didn't work.
I added google.com, gmail.com and youtube.com to my whitelist but there was no change.