bulk gather IP information

i have a list of about 500 IP addresses. i need for each of them the location (city/state) and reverse DNS name (if there is one). i can supply the list in excel or CSV format. if you can write a quick script to query websites such as [login to view URL] or elsewhere to submit the IPs to them one at a time and then capture the result, that should work. what i want back is an Excel or CSV file as follows: IP address Location Reverse DNS ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Deliverables must be in ready-to-run condition, as follows? (depending on the nature? of the deliverables): a)? For web sites or? other server-side deliverables intended to only ever exist in one place in the Buyer's environment--Deliverables must be installed by the Seller in ready-to-run condition in the Buyer's environment. b) For all others including desktop software or software the buyer intends to distribute: A software? installation package that will install the software in ready-to-run condition on the platform(s) specified in this bid request. 3) All deliverables will be considered "work made for hire" under U.S. Copyright law. Buyer will receive exclusive and complete copyrights to all work purchased. (No GPL, GNU, 3rd party components, etc. unless all copyright ramifications are explained AND AGREED TO by the buyer on the site per the coder's Seller Legal Agreement). ## Platform any