Free IP tools
Convert currencies at today's or any historical rate, convert whole spreadsheets and embed a live converter on your website. Free, no account needed.
Free tool · ASN
ASN lookup
Owner and prefixes of any ASN.
Free tool · CSV export
Bulk IP lookup
Up to 100 IPs at once, CSV export.
Free tool · converter
IP address converter
Decimal, hex, binary, IPv4↔IPv6.
Free tool · IPv4 & IPv6
IP address lookup
Location and owner of any IP.
Free tool · IPv4 & IPv6
IP range to CIDR converter
Ranges to CIDR blocks and back.
Free tool · hosted domains
Reverse IP lookup
Domains hosted on an IP.
Free tool · IPv4 & IPv6
Subnet calculator
CIDR, netmask and host range.
Free tool · VPN detection
VPN and proxy checker
Detect VPN, proxy and Tor IPs.
Free tool · instant
What is my IP address?
Your public IP, location and provider.
Free tool · instant
What is my ISP?
Which internet provider you use.
Reference
IP geolocation API
Get this data in your app
ipbase returns location, ISP, ASN, time zone and security flags (VPN, proxy, Tor, data center) for any IPv4 or IPv6 address, up to 100 addresses per request.
150 free requests every month. No credit card required.
GET https://api.ipbase.com/v2/info?ip=1.1.1.1
{
"data": {
"ip": "1.1.1.1",
"type": "v4",
"connection": {
"asn": 13335,
"organization": "APNIC and Cloudflare DNS Resolver project",
"isp": "Cloudflare, Inc",
"range": "1.1.1.0/24"
},
"location": {
"country": { "alpha2": "AU", "name": "Australia" },
"zip": "4000"
},
"security": { "is_vpn": false, "is_tor": false, "threat_score": 0 }
}
}