withgoogle.com is more of a 'sandbox' for Google one-off programs, labs, events, etc. which don't need to have the same branding guidelines as on google.com domain.
It's still a phishing vector. Teaching users that sometimes Google throws together half-assed domains encourages them to trust any domain with "google" in it.
workingoogle.com labsgoogle.com labsatgoogle.com learngoogle.org learnatgoogle.com youatgoogle.com bygoogle.co securitywithgoogle.com mailatgoogle.com realgoogle.com
etc.
> Create a name and email — neither need to be real — to make this quiz seem more realistic. Don’t worry, this information won’t leave your device.
I'd trust this notice if I knew it came from Google, but since it was placed on a phishy-looking website, it really gave me pause.
https://www.nytimes.com/2017/09/20/business/equifax-fake-web...