ScrubIT (filters pr0n, so probably not what you want): "ScrubIT offers clean, reliable, and speedy DNS service FREE of charge. Our filtered DNS scrubs out the bad stuff and is absolutely simple to setup and use. Try it today!"
* 184.108.40.206 * 220.127.116.11
OpenDNS (you'll get ads on DNS misses): "Taking a few minutes to unbundle your DNS service from your ISP's Internet connection means a safer, faster, smarter and more reliable Internet experience for everyone in your household."
* 18.104.22.168 * 22.214.171.124
vnsc-pri.sys.gtei.net (no idea who or what this is; but their DNS sure is open):
Sounds to me like your boss just doesn't want to do the job she should have been doing for the last year or so, presuming the worker in question (a) is a long-time slacker and (b) reports to your boss.