Easily convert weeks to seconds.
Easily convert weeks to minutes.
Easily convert weeks to hours.
Easily convert weeks to days.
Easily convert weeks to years.
Validate JSON content and make it looks good.
Get approximate IP details.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get all possible details about an SSL certificate.
Ping a website, server or port..
Get details of any file type, such as the mime type or last edit date.