Network Tools - Free Online Tools

CIDR Calculator - IP Subnet Calculator

Calculate CIDR notation, subnet masks, IP ranges, and network information. Convert CIDR to usable IP ranges and get all subnet details.

Decimal to IP Converter

Convert decimal numbers back to IP addresses. Quickly convert decimal values to their IP form.

DNS Lookup

Free DNS lookup tool to check DNS records (A, AAAA, MX, CNAME, TXT, NS, PTR, SOA, SRV, CAA) for any domain.

IP to Decimal Converter

Convert IP addresses to decimal numbers. Quickly convert your IP address to its decimal form.

IP to Octal Converter

Convert IPv4 addresses to octal format. Quickly convert IP addresses to their octal representation.

IPv4 Converter

Convert IPv4 addresses between different formats: decimal, hexadecimal, integer, and binary. Free online tool for network engineers and developers.

Lorem Ipsum Generator

Generate dummy text for your designs and prototypes. Customize length, paragraphs, words, and formatting for perfect placeholder content.

MAC Address Converter

Convert MAC addresses between all formats: hexadecimal, byte string, integer, EUI-64, IPv6 link-local, and more with vendor OUI lookup.

MAC Address Generator

Generate random MAC addresses with custom prefixes, separators, and cases. Simple and fast MAC address generator.

Octal to IP Converter

Convert octal representations back to IPv4 addresses. Decode dotted octal or concatenated octal format to standard IP address.

Random IP Generator

Generate random IPv4 addresses within a specified range. Choose how many IPs you want and generate them.