CIDR 2400::/20

2400::/20

AS Number: 4766
AS Description: KIXS-AS-KR-KR - Korea Telecom, KR

2400::/20 consists of 1'048'576 networks, each of which can hold 324'518'553'658'426'726'783'156'020'576'256 hosts.
This number is astronomically large — in the septillions!