AS39921
Rackspace Ltd. — rackspace.com
Summary
| Country |
 United Kingdom
|
| Organization | Rackspace Ltd. |
| Domain | rackspace.com |
| Number of IPv4 | 20,480 |
| Number of IPv6 | 7.9267× 1028 |
| AS Type | Hosting |
| Registry | RIPE NCC |
| Allocated | May 17, 2006 (about 19 years ago) |
| Updated | September 04, 2018 (about 6 years ago) |
IP Ranges
AS39921 announces 6 IPv4 ranges and 2 IPv6 ranges.
That's a total of 20,480 IPv4 addresses and 7.9267× 1028 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 72.21.36.0/22 |
 Datapipe, Inc.
|
1,024 | ARIN | ALLOCATION |
| 147.75.24.0/22 |
Firehost, Inc.
|
1,024 | RIPE NCC | LEGACY |
| 159.135.128.0/19 |
 Rackspace Germany GmbH
|
8,192 | RIPE NCC | ALLOCATED PA |
| 159.135.160.0/19 |
Rackspace Hosting
|
8,192 | ARIN | ALLOCATION |
| 185.16.216.0/22 |
Infrastructure
|
1,024 | RIPE NCC | ASSIGNED PA |
| 185.205.104.0/22 |
Rackspace Germany GmbH
|
1,024 | RIPE NCC | ALLOCATED PA |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2a0b:440::/32 |
Rackspace Germany GmbH
|
7.9228× 1028 | RIPE NCC | ALLOCATED-BY-RIR |
| 2a0b:440:860::/43 |
Rackspace Germany GmbH
|
3.8686× 1025 | RIPE NCC | ALLOCATED-BY-RIR |
Peers
AS39921 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.
Upstreams
AS39921 connects to the global Internet via at least 1 upstream provider. In this setup, AS39921 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS39921 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS39921's role in extending Internet access beyond its own infrastructure.