Network based Integrity Monitoring (NBIM) takes snapshots of a web site (DNS records, Whois information, SSL certificate and blacklisting status) and then it compare the current information with the saved snapshot. The result will be notify you via email.
The Network based Integrity monitoring features:
1. Monitoring every 10 minutes, every day.
2. Can add several web sites to monitor.
3. Detects if a website added in blacklist.
4. Instant notification via email, sms and twitter.
This NBIM service may be useful to bloggers, site administrators and web designers. More information from here.[via]