Rated 5 out of 5 stars

bởi another_sam vào Tháng sáu 25, 2008 · liên kết thường trực

Perfect for my needs. Due to my studies and job, from time to time I need to get the headers returned by the servers or even the headers sent by my browser. This add-on does this perfectly.

It is also useful for nerds that simply WANT TO KNOW.