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Free tools · IP address lookup

IP address 20.121.121.56

20.121.121.56 is a public IPv4 address announced by AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK), registered in United States. See its threat-intelligence verdict, network block, reverse DNS name and reputation links in one place, free.

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Any IPv4 or IPv6 address. Private and reserved ranges are explained, but never sent to outside sources.

Address profile

20.121.121.56

IPv4 · Public address
Public

Ordinary routable internet space, allocated by a regional internet registry to a network operator. The reputation of an address like this is worth checking: it can belong to a hosting provider, a company, a home connection or a mobile network, and its history travels with it.

Announced by AS8075 · MICROSOFT-CORP-MSN-AS-BLOCK
Network registered in 🇺🇸 United States
Decimal
343505208
Hexadecimal
0x14797938
Binary
00010100.01111001.01111001.00111000
Reverse DNS name
56.121.121.20.in-addr.arpa
As IPv6
::ffff:20.121.121.56

The networks around it

The /24 around it 20.121.121.0/24 20.121.121.0 to 20.121.121.255 256 addresses
The /16 20.121.0.0/16 20.121.0.0 to 20.121.255.255 65,536 addresses
The /8 20.0.0.0/8 20.0.0.0 to 20.255.255.255 16,777,216 addresses

Checking 20.121.121.56 against our threat intelligence and the public registries…

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