Website to check IP and Host blacklist Monitoring

Hi I want to build a website like [login to view URL] and www.freeblacklistmonitor.com... It monitors the IPs/Domains blacklisting.... Client will receive an email when their IPs/Domains gets blacklisted.... it should have following features 1) IPs/Domains blacklisting check with websites lists ( [login to view URL] ).. 2) Free and paid packages 3) Email alert when clients' IPs/Domains gets blacklisted 4) Create IPs/Domains groups 5) add/remove IPs/Domains or IPs/Domains groups 6) Payment History 7) All necessary admin features to manage clients 8) Coupon code system 9) Support Desk ( open ticket ) 10) API creation 11) Payment integration with paypal and instant activation after payment 12) Plan upgrade/downgrade options 13) Send report ( client can chose daily, weekly or monthly ) 14) Monitor blocks of IPs in CIDR Format up to /24 in size 15 ) Graphical presentation ( added Ips/domains, clean Ips/domains, Blacklisted Ips/domains and other basic features needed in client and admin area... I will provide admin template ( HTML admin panel ) to work on...