Essential Website Owner Networking Tools
Simple TCP connect scan with service messages. Open web ports show useful response headers, while services such as SSH, FTP, and mail show their greeting when available.
This lightweight scan checks whether selected TCP ports are reachable. It is useful for confirming web, mail, DNS, database, and remote access services after server changes.
Enter a domain or IP address to create a shareable link that opens this page and runs its WHOIS lookup automatically. Add it to a forum post, support reply, or message so the recipient can view the same lookup in one click.