The data shown may not match the actual data as the AS data is updated monthly.
AS21928 T-MOBILE-AS21928, page 91
Spam statistics of AS21928 T-MOBILE-AS21928
| Country | Number of networks | IP Addresses | Purpose of use |
|---|---|---|---|
| United States | 1 | 9 | Public |
| Domain | Detected IP addresses | Spam active IPs | Spam rate |
| - | 26 592 | 234 | 0.88% |
| Websites count | IP addresses with websites | ||
| 2 324 | 2 056 |
Spam activity log
About AS21928
Ownership and Operational Activity
AS21928, also known as T-Mobile USA, Inc., is owned by T-Mobile USA. The main operational activity of T-Mobile USA involves providing a wide range of wireless voice and data services across the United States, including but not limited to 4G and 5G cellular communications.
Establishment
The establishment date of AS21928 aligns with the timeline of T-Mobile USA's expansion in the telecommunications market. However, specific details about the exact date of establishment for this autonomous system number (ASN) are not readily available without further research into the company's history and growth.
Security Concerns
As with any large network, there is potential for abuse by hackers or spammers. According to data retrieved from CleanTalk, there have been instances where AS21928 has been used with malicious intent. It is important to note that such activities do not necessarily reflect the intentions of the owner of the ASN but rather the actions of individual users or entities exploiting the network.
For detailed information on security incidents related to AS21928, it's recommended to review up-to-date records and reports provided by cybersecurity organizations and services that monitor IP addresses and ASNs for suspicious activities.
WhoIs AS21928
SPAM active IP addresses in AS21928 T-MOBILE-AS21928
| # | Sender IP | Detected | Last seen | Reported as spam |
|---|---|---|---|---|
| 1 | 72.250.30.38 | 2024-12-31 12:24:36 | 2025-01-01 20:45:21 | 12 |
| 2 | 172.56.2.173 | 2019-02-02 04:40:00 | 2025-01-03 03:33:18 | 3 |
| 3 | 172.56.2.188 | 2017-11-02 02:55:56 | 2025-01-01 07:18:31 | 4 |
| 4 | 172.56.3.191 | 2014-08-22 00:46:51 | 2024-12-24 00:12:29 | 11 |
| 5 | 172.56.10.160 | 2016-11-26 12:06:39 | 2024-12-23 21:15:25 | 3 |
| 6 | 172.56.12.231 | 2018-10-15 01:53:51 | 2024-12-22 14:29:11 | 6 |
| 7 | 172.56.13.159 | 2016-12-03 02:25:51 | 2024-12-29 09:48:20 | 3 |
| 8 | 172.56.13.205 | 2016-11-22 18:16:00 | 2024-12-25 02:18:21 | 3 |
| 9 | 172.56.14.26 | 2017-01-26 08:57:05 | 2024-12-29 02:51:23 | 3 |
| 10 | 172.56.14.117 | 2016-11-26 20:25:52 | 2024-12-26 08:27:18 | 3 |
| 11 | 172.56.14.193 | 2015-04-05 08:08:09 | 2025-01-03 01:21:18 | 8 |
| 12 | 172.56.15.7 | 2016-11-24 18:58:40 | 2025-01-03 11:48:37 | 5 |
| 13 | 172.56.15.16 | 2016-12-15 00:17:55 | 2024-12-29 11:51:19 | 10 |
| 14 | 172.56.15.25 | 2016-12-18 07:26:26 | 2025-01-02 20:06:19 | 3 |
| 15 | 172.56.15.46 | 2017-11-25 13:37:15 | 2025-01-03 12:39:18 | 5 |
| 16 | 172.56.15.130 | 2016-03-06 22:25:19 | 2024-12-31 07:48:38 | 30 |
| 17 | 172.56.15.229 | 2018-10-06 02:56:28 | 2025-01-02 10:18:24 | 4 |
| 18 | 172.56.15.232 | 2015-01-30 19:56:06 | 2025-01-01 02:24:32 | 5 |
| 19 | 172.56.17.24 | 2014-10-23 08:32:48 | 2024-12-25 15:27:19 | 4 |
| 20 | 172.56.17.183 | 2015-03-24 23:16:08 | 2024-12-31 20:42:25 | 3 |
| 21 | 172.56.28.146 | 2017-01-25 22:56:43 | 2024-12-27 03:00:42 | 81 |
| 22 | 172.56.33.61 | 2017-01-11 08:48:10 | 2025-01-05 02:00:40 | 3 |
| 23 | 172.56.35.134 | 2016-11-27 00:09:06 | 2025-01-01 17:54:20 | 23 |
| 24 | 172.56.40.46 | 2017-04-25 19:09:35 | 2024-12-23 04:21:22 | 4 |
| 25 | 172.56.40.192 | 2016-03-27 21:56:35 | 2025-01-04 09:30:26 | 3 |
| 26 | 172.56.40.240 | 2018-10-17 03:21:58 | 2024-12-28 19:24:17 | 6 |
| 27 | 172.56.41.5 | 2016-10-26 09:48:48 | 2025-01-03 06:39:31 | 4 |
| 28 | 172.56.41.92 | 2015-10-22 09:50:35 | 2025-01-03 00:54:30 | 9 |
| 29 | 172.56.41.253 | 2014-09-06 19:14:54 | 2024-12-29 19:57:18 | 4 |
| 30 | 172.58.12.82 | 2018-09-27 19:05:23 | 2024-12-25 00:33:31 | 3 |
Detected networks prefixes
| # | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
|---|---|---|---|---|---|---|
| 2701 | 208.54.128.0/20 | United States | 4096 | 16 | 0 | 0.00% |
| 2702 | 208.54.138.0/23 | United States | 512 | 3 | 0 | 0.00% |
| 2703 | 208.54.144.0/20 | United States | 4096 | 11 | 0 | 0.00% |
| 2704 | 208.54.145.0/24 | United States | 256 | 3 | 0 | 0.00% |
| 2705 | 208.54.147.0/24 | United States | 256 | 4 | 0 | 0.00% |