Our database contains information about the public IPv4 and IPv6 addresses, networks and domains owned by companies and organizations across the world along with city-level IP geolocation data and autonomous system information.

Use the free tools below to query the database or check out our API.

Your IP Info

IP Address: 18.204.55.168
ISP/Organization: Amazon Technologies Inc
Network: AT-88-Z (18.128.0.0/9)
Description: Amazon Technologies Inc
Parent Company: Amazon, Inc
Announcing ASN: AS14618 AMAZON-AES
Location: United States Ashburn, Virginia, United States
Coordinates: 39.0438 N, -77.4874 E
Domains on IP: None

Organization Lookup

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IP Address Lookup

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IP to Domains Lookup

Reverse DNS

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Domain to IPs Lookup

Forward DNS

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Network Lookup

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ASN Lookup

Enter an Autonomous System Number to view information about the company that owns it and a list of the public networks announced.

Top Organizations

Top 10 largest companies according to the number of IPv4 addresses they own or operate. (see more)

United States DoD Network Information Center (221,971,456)
United States Comcast Cable Communications, Inc (81,558,628)
United States AT&T Corp (76,168,827)
United States Amazon Technologies Inc (72,729,898)
China China Unicom (72,626,670)
United States Charter Communications Inc (63,807,470)
Germany Deutsche Telekom A.G. (56,121,396)
United States Headquarters, USAISC (54,647,808)
United States MCI Communications Services, Inc. d/b/a Verizon Business (52,140,337)
Japan SoftBank Corp (50,599,912)