Sign in to monitor your links.
The site you want to monitor (e.g. example-casino.com). All its pages are scanned for links marked rel="nofollow…" (noopener / sponsored included) — you pick which ones to monitor.
Crawling every internal page and collecting rel="nofollow" links. This can take a minute on large sites.
Rename the site or move it to another group. URLs and history stay untouched.
Group your sites by market or category (e.g. NL, US).
One URL per line. The scheme (https://) is added automatically if you leave it out.