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General Information
Name:
B.Root-Server-OPS
Domain:
isi.edu
Country:
US
Type:
education
Registry:
ARIN
Prefix Counts
IPv4 Count:
1,280
IPv6 Count:
53,797,198,972,850,998,274,424,832
IPv4 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status | Size |
|---|---|---|---|---|---|---|
| 170.247.170.0/24 | US | B-root Ops | LACNIC | reassigned | 256 | |
| 170.247.171.0/24 | US | B-root Ops | LACNIC | reassigned | 256 | |
| 192.228.79.0/24 | US | BROOT | B.Root-Server-OPS | ARIN | allocation | 256 |
| 199.9.14.0/24 | US | BROOT-ALT-NET | B.Root-Server-OPS | ARIN | allocation | 256 |
| 199.9.15.0/24 | US | BROOT-ALT-NET | B.Root-Server-OPS | ARIN | allocation | 256 |
IPv6 Prefixes
| CIDR | Country | Network Name | Organization | Registry | Status |
|---|---|---|---|---|---|
| 2001:500:84::/48 | US | BROOT-6 | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:200::/44 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:200::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:201::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:204::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:205::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:205:8000::/49 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:206::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:207::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:208::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:500:209::/48 | US | BROOT-6C | B.Root-Server-OPS | ARIN | allocation |
| 2001:13c7:702f::/48 | US | B-root Ops | LACNIC | reassigned | |
| 2801:1b8:10::/48 | US | B-root Ops | LACNIC | reassigned | |
| 2801:1b8:10::/44 | US | B-root Ops | LACNIC | reassigned | |
| 2801:1b8:11::/48 | US | B-root Ops | LACNIC | reassigned |
