GeoSmart automatically adds city-precise location information for each comment author to comment metadata for each comment and a map showing comment author location distribution. GeoSmart also ships with a multiple instance capable sidebar widget that displays a map showing the locations of the most recent visitors to your blog.

GeoSmart

Automatically adds city-precise location information of comment authors to comment metadata.

Takashi Kitajima

MW IP Denied allows you to set access restrictions by IP address for each article. When access is restricted and there is template-access-denied.php, MW IP Denied load it.
You can also use short code for controlling the access on a part of the article.
Only the IP address that you specify can access. 
[mw-ip-allow allow=”IPAddress,…”]text[/mw-ip-allow]
Only the IP address that you specify can not access. 
[mw-ip-deny deny=”IPAddress,…”]text[/mw-ip-deny]

MW IP Denied

MW IP Denied allows you to set access restrictions by IP address for each article.

GeoSmart vs MW IP Denied