IP Location Lookup
Find the country, city, ISP and time zone of any IP address or domain.
IP & Network Tools
20 free tools
Free IP and network tools to see your IP address, find the location and owner of any IP, ping hosts, check open ports, calculate IPv4 and IPv6 subnets and look up MAC vendors.
All 20 ip & network tools
What Is My ISP
Find out which internet service provider and network you are connected through.
What Is My IP Address
See your public IP address, browser, device and user agent details.
IP WHOIS Lookup
See who owns an IPv4 or IPv6 address: the network, organization, range and abuse contact.
ASN WHOIS Lookup
Look up an autonomous system number (ASN) to see who owns it and its registration details.
IPv4 Subnet Calculator
Calculate network, broadcast, host range and mask for any IPv4 subnet, and split it.
Online Ping Test
Ping a website or IPv4/IPv6 address from our server and measure connection latency.
IPv6 Subnet Calculator
Calculate IPv6 prefixes, address ranges and subnets, and expand or compress addresses.
Open Port Checker
Check whether a TCP port is open and reachable on a public IP address or host.
IP to Decimal Converter
Convert IPv4 and IPv6 addresses to decimal, hex and binary numbers, and back.
IPv4 to IPv6 Converter
Convert an IPv4 address to IPv4-mapped, 6to4 and NAT64 IPv6 addresses.
IPv6 to IPv4 Converter
Extract the IPv4 address embedded in a mapped, compatible, 6to4 or NAT64 IPv6 address.
IPv6 CIDR to Range
Convert an IPv6 CIDR block to its first and last address and address count.
IPv6 Range to CIDR
Convert a start and end IPv6 address into the smallest list of CIDR blocks.
IPv6 Compression Tool
Shorten IPv6 addresses to their canonical compressed form (RFC 5952).
IPv6 Expand Tool
Expand shortened IPv6 addresses to the full 8-group, 32-digit form.
IPv6 Compatibility Checker
Check whether a website supports IPv6 for its web, mail and DNS servers.
MAC Address Lookup
Find the manufacturer (vendor) of a network device from its MAC address.
MAC Address Generator
Generate random MAC addresses in any format, with optional vendor prefix.
RAID Calculator
Calculate usable capacity, fault tolerance and speed for RAID 0, 1, 5, 6, 10 and more.
Practical guides
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How to Use IP Location Lookup
Find the location of any IP address or domain: country, region, city, time zone, ISP, organization and ASN, shown on a map. Checks your own IP too.
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How to Use What Is My ISP
Find out who your internet service provider (ISP) is, along with your public IP address, ASN, organization and approximate location, in one click.
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How to Use What Is My IP Address
See your public IP address (IPv4 or IPv6) instantly, plus your browser, operating system, device, language, time zone, screen size and user agent.
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How to Use IP WHOIS Lookup
Look up who owns an IPv4 or IPv6 address: network name, organization, address range, CIDR, country and abuse contact, straight from the regional registry.
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How to Use ASN WHOIS Lookup
Look up an autonomous system number (ASN) to see the network name, organization, country, registration dates and abuse contact from its registry.
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How to Use IPv4 Subnet Calculator
Calculate the network address, broadcast, usable host range, subnet mask and wildcard for any IPv4 address and CIDR prefix, and split networks into subnets.
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