WHOIS Lookup
Look up domain registration, DNS records, SSL certs, etc for any domain or IP
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CIDR Range Expander
Expand CIDR ranges, calculate subnets, check IP membership, compare networks, etc.
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DNS Lookup Tool
Look-up DNS records online
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IP Subnet Calculator
Easily work with subnets
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API Tester
Test API's here!
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JWT Decoder & Generator
Decode, inspect, verify, and generate JSON Web Tokens.
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Base64 Encoder / Decoder
Encode and decode Base64 strings and files. Your data never leaves your device.
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Online Hash Generator
Generate MD5, SHA-1, SHA-256, SHA-512, SHA-3, CRC32, BLAKE2, and HMAC hashes.
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Password Generator
Generate safe and secure passwords
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Network Speed Test
Network Speed Test.
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JSON formatter / Validator
Format / validate / minimize JSON
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