IP2Location.com has release a March 2011 update of IP Geolocation database and IP address tool, ISAPI Filter; adding that the IP2Location database will now be updated monthly for greater accuracy. The IP address tool now introduced, the ISAPI Filter, an internet server application programming interface, can be used with web servers running IIS and enables the real-time detection of visitor traffic by IP addresses; giving country, region, city, latitude, longitude, zip code, ISP, domain, etc.