An ASN lookup helps you identify the Autonomous System Number (ASN) behind an IP address, including the ISP, network owner, and routing details. Use it to better understand IP ownership and network behavior.
Result
39921
Rackspace Ltd.
rackspace.com
(DCH) Data Center/Web Hosting/Transit
24,832
79.2 Octillion
| Netblock | Number of IPs | |
|---|---|---|
| 72.21.36.0/22 | 1,024 | |
| 147.75.24.0/22 | 1,024 | |
| 159.135.80.0/20 | 4,096 | |
| 159.135.128.0/19 | 8,192 | |
| 159.135.160.0/19 | 8,192 | |
| 185.16.216.0/22 | 1,024 | |
| 185.205.104.0/22 | 1,024 | |
| 192.68.42.0/24 | 256 |
| Netblock | Number of IPs | |
|---|---|---|
| 2a0b:440::/37 | 2,475,880,078,570,760,549,798,248,448 | |
| 2a0b:440:800::/42 | 77,371,252,455,336,267,181,195,264 | |
| 2a0b:440:840::/43 | 38,685,626,227,668,133,590,597,632 | |
| 2a0b:440:860::/43 | 38,685,626,227,668,133,590,597,632 | |
| 2a0b:440:880::/41 | 154,742,504,910,672,534,362,390,528 | |
| 2a0b:440:900::/40 | 309,485,009,821,345,068,724,781,056 | |
| 2a0b:440:a00::/39 | 618,970,019,642,690,137,449,562,112 | |
| 2a0b:440:c00::/38 | 1,237,940,039,285,380,274,899,124,224 | |
| 2a0b:440:1000::/36 | 4,951,760,157,141,521,099,596,496,896 | |
| 2a0b:440:2000::/35 | 9,903,520,314,283,042,199,192,993,792 | |
| 2a0b:440:4000::/34 | 19,807,040,628,566,084,398,385,987,584 | |
| 2a0b:440:8000::/33 | 39,614,081,257,132,168,796,771,975,168 |
| Germany |
|
85.61% |
| United States of America |
|
13.35% |
| Netherlands |
|
1.04% |
(DCH) Data Center/Web Hosting/Transit
100%
This category encompasses data centers, cloud hosting providers, and the transit networks that form the internet's backbone. These IPs are built for high-capacity and maximum uptime, supporting the infrastructure that hosts websites and cloud-based software.
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