When a user visits a page with your AdSense code, the bot doesn't show up in real-time (that would slow down your site). Instead, it pre-caches the data. It visits your page before a user sees the ad, or shortly after placement, to build a keyword profile.
If your site is not responsive (i.e., it serves a stripped-down mobile theme), the bot may miss content that exists only on the desktop version. Otherwise, the bot will under-crawl your site, and mobile users will see empty ad slots or PSAs. google adsense bot
If 100 clicks come from the same IP address or a known data center, they are flagged immediately. When a user visits a page with your