IP

Network

IP, DNS, subnet, ASN and network utilities for everyday troubleshooting.

14 tools

What's My IP?See your current public IP address.
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 DNS LookupLook up common DNS records using DNS-over-HTTPS.
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 CIDR CalculatorCalculate network and broadcast addresses from IPv4 and CIDR.
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 IPv4 to IntegerConvert an IPv4 address to a 32-bit integer.
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 Integer to IPv4Convert a 32-bit integer to an IPv4 address.
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 Subnet Mask to CIDRConvert an IPv4 subnet mask to CIDR notation.
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 CIDR to Subnet MaskConvert a CIDR prefix to an IPv4 subnet mask.
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 IPv4 Class CheckerIdentify the traditional class of an IPv4 address.
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 Private IP CheckerCheck whether an IPv4 address is in a private address range.
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 Hostname to IPResolve a hostname to IPv4 addresses using DNS-over-HTTPS.
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 Reverse DNS LookupLook up a PTR record for an IPv4 address.
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 IPv4 to BinaryConvert an IPv4 address to 32-bit binary notation.
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 IP Range Address CountCount the number of IPv4 addresses between two endpoints.
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 Common Port ReferenceLook up common TCP/UDP service ports.
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⚡ FreeNo sign-up required.
🛡 PrivateMost tools run in your browser.
🚀 FastDesigned for instant results.
▣ AnywhereDesktop, tablet or mobile.