Summary
| Country |
 United States
|
| Domain | facebook.com |
| Size | 309,485,009,821,345,100,000,000,000 |
| Registry | ARIN |
| Network Name | FACEBOOK-IPV6-BLOCK-1 |
Whois
CIDR IP address subranges within 2620:0:1c00::/40 subnet
- 2620:0:1c00:0:0:0:0:0/48
- 2620:0:1c01:0:0:0:0:0/48
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- 2620:0:1c0d:0:0:0:0:0/48
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- 2620:0:1c11:0:0:0:0:0/48
- 2620:0:1c12:0:0:0:0:0/48
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- 2620:0:1c78:0:0:0:0:0/48
- 2620:0:1c79:0:0:0:0:0/48
- 2620:0:1c7a:0:0:0:0:0/48
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- 2620:0:1c7d:0:0:0:0:0/48
- 2620:0:1c7e:0:0:0:0:0/48
- 2620:0:1c7f:0:0:0:0:0/48
- 2620:0:1c80:0:0:0:0:0/48
- 2620:0:1c81:0:0:0:0:0/48
- 2620:0:1c82:0:0:0:0:0/48
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- 2620:0:1c84:0:0:0:0:0/48
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