Great site, excellent idea. If you want to make this useful to slightly larger audience you could add pagerank and backlink information for the domains. Pager

Great site, excellent idea. If you want to make this useful to slightly larger audience you could add pagerank and backlink information for the domains. Pagerank is simple enough to determine (libraries will check it against the google toolbar). For backlinks you can easily create a link to reports on majesticseo.com or a similar service.