Cronitor's little SEO side-project Crontab takes in 120k organic traffic a month
Cronitor is a SaaS to monitor applications, e.g. cron jobs;
They realized a lot of people search Google with the query pattern of cron job {time interval};
So they built a simple site called Crontab providing you the cron job codes for different intervals to catch all the long tail searches, i.e., 120k traffic/mo;