Spoofing Information for AS 4538 (ERX-CERNET-BKB)
Spoofing status per IP block (all dates)
| Spoof status key | ||||
|---|---|---|---|---|
| received | Spoofed packet was received. | ✔ | Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it. | |
| rewritten | Spoofed packet was received, but the source address was changed en route. | |||
| blocked | Spoofed packet was not received, but unspoofed packet was. | |||
| unknown | Neither spoofed nor unspoofed packet was received. | |||
| IP block | Latest test | Spoof Private | Spoof Routable | ||
|---|---|---|---|---|---|
| 42.247.74.x/24 | 2022-05-31 09:53:11 GMT | blocked | blocked | ||
| 58.200.129.x/24 | 2021-09-02 12:05:02 GMT | ✔ | blocked | ✔ | blocked |
| 58.200.235.x/24 | 2019-10-22 10:42:48 GMT | rewritten | rewritten | ||
| 58.200.241.x/24 | 2022-06-16 16:21:23 GMT | rewritten | rewritten | ||
| 58.206.199.x/24 | 2024-01-11 07:15:17 GMT | blocked | received | ||
| 59.66.16.x/24 | 2022-06-20 20:49:37 GMT | blocked | blocked | ||
| 59.66.17.x/24 | 2022-06-19 18:52:43 GMT | blocked | blocked | ||
| 59.66.18.x/24 | 2022-08-07 09:12:14 GMT | blocked | blocked | ||
| 59.66.19.x/24 | 2022-04-11 15:47:54 GMT | blocked | blocked | ||
| 59.66.20.x/24 | 2022-05-17 14:27:23 GMT | blocked | blocked | ||
| 59.66.21.x/24 | 2022-02-19 05:56:04 GMT | blocked | blocked | ||
| 59.66.133.x/24 | 2021-07-13 21:52:15 GMT | blocked | blocked | ||
| 101.4.101.x/24 | 2022-07-09 15:58:36 GMT | blocked | blocked | ||
| 101.4.114.x/24 | 2021-08-22 05:09:08 GMT | blocked | blocked | ||
| 101.4.115.x/24 | 2021-08-22 10:16:31 GMT | blocked | blocked | ||
| 101.4.116.x/24 | 2021-08-27 13:56:34 GMT | blocked | blocked | ||
| 101.4.117.x/24 | 2021-08-31 07:02:00 GMT | blocked | blocked | ||
| 101.4.118.x/24 | 2021-08-23 01:43:08 GMT | blocked | blocked | ||
| 101.5.104.x/24 | 2018-12-18 11:47:42 GMT | blocked | blocked | ||
| 101.5.128.x/24 | 2017-11-10 07:14:44 GMT | rewritten | rewritten | ||
| 101.6.30.x/24 | 2019-11-22 01:01:02 GMT | rewritten | rewritten | ||
| 114.214.210.x/24 | 2022-06-17 07:34:18 GMT | blocked | blocked | ||
| 114.214.213.x/24 | 2022-05-24 06:15:08 GMT | blocked | blocked | ||
| 114.214.214.x/24 | 2022-05-17 01:09:45 GMT | blocked | blocked | ||
| 114.214.217.x/24 | 2022-04-22 06:55:20 GMT | blocked | blocked | ||
| 114.214.218.x/24 | 2022-06-14 02:26:43 GMT | blocked | blocked | ||
| 114.214.220.x/24 | 2022-05-09 07:00:25 GMT | blocked | blocked | ||
| 114.214.221.x/24 | 2022-06-21 00:06:32 GMT | blocked | blocked | ||
| 114.214.222.x/24 | 2022-05-20 05:51:11 GMT | blocked | blocked | ||
| 114.214.224.x/24 | 2022-05-10 06:52:37 GMT | blocked | blocked | ||
| 114.214.227.x/24 | 2022-06-13 03:55:34 GMT | blocked | blocked | ||
| 114.214.228.x/24 | 2022-04-12 02:00:05 GMT | blocked | blocked | ||
| 114.214.230.x/24 | 2022-05-30 07:45:19 GMT | blocked | blocked | ||
| 114.214.231.x/24 | 2022-05-18 09:06:22 GMT | blocked | blocked | ||
| 114.214.240.x/24 | 2022-06-16 02:03:30 GMT | blocked | blocked | ||
| 114.214.241.x/24 | 2022-04-19 02:18:54 GMT | blocked | blocked | ||
| 114.214.242.x/24 | 2022-07-15 01:02:32 GMT | blocked | blocked | ||
| 114.214.246.x/24 | 2022-07-12 04:47:13 GMT | blocked | blocked | ||
| 114.214.247.x/24 | 2022-05-12 08:20:18 GMT | blocked | blocked | ||
| 114.214.249.x/24 | 2022-04-11 09:08:29 GMT | blocked | blocked | ||
| 115.156.138.x/24 | 2022-04-21 08:05:26 GMT | blocked | blocked | ||
| 115.156.139.x/24 | 2022-06-15 07:16:45 GMT | blocked | blocked | ||
| 115.156.144.x/24 | 2022-05-12 05:17:25 GMT | blocked | blocked | ||
| 166.111.68.x/24 | 2023-03-28 07:12:35 GMT | rewritten | rewritten | ||
| 166.111.83.x/24 | 2023-06-14 08:47:28 GMT | rewritten | rewritten | ||
| 166.111.132.x/24 | 2022-11-16 05:20:25 GMT | rewritten | rewritten | ||
| 180.201.182.x/24 | 2020-01-15 01:29:33 GMT | blocked | blocked | ||
| 183.172.12.x/24 | 2020-12-19 10:37:33 GMT | blocked | blocked | ||
| 183.172.43.x/24 | 2021-09-06 15:41:39 GMT | blocked | blocked | ||
| 183.172.48.x/24 | 2021-06-15 10:03:19 GMT | blocked | blocked | ||
| 183.172.49.x/24 | 2021-05-04 18:48:12 GMT | blocked | blocked | ||
| 183.172.50.x/24 | 2021-09-12 04:50:58 GMT | rewritten | rewritten | ||
| 183.172.51.x/24 | 2021-09-05 05:26:34 GMT | rewritten | rewritten | ||
| 183.172.52.x/24 | 2021-07-23 13:13:39 GMT | rewritten | rewritten | ||
| 183.172.53.x/24 | 2021-08-27 10:58:53 GMT | rewritten | rewritten | ||
| 183.172.54.x/24 | 2021-04-20 04:32:01 GMT | blocked | blocked | ||
| 183.172.55.x/24 | 2021-01-14 12:25:27 GMT | blocked | blocked | ||
| 183.172.57.x/24 | 2021-09-23 12:36:56 GMT | blocked | blocked | ||
| 183.172.62.x/24 | 2022-03-18 02:02:36 GMT | blocked | blocked | ||
| 183.172.64.x/24 | 2022-02-21 08:54:06 GMT | rewritten | rewritten | ||
| 183.172.65.x/24 | 2022-03-22 14:42:41 GMT | rewritten | rewritten | ||
| 183.172.66.x/24 | 2022-03-05 02:52:30 GMT | rewritten | rewritten | ||
| 183.172.67.x/24 | 2022-03-10 03:27:08 GMT | rewritten | rewritten | ||
| 183.172.68.x/24 | 2022-03-18 01:47:11 GMT | rewritten | rewritten | ||
| 183.172.69.x/24 | 2022-01-25 11:58:29 GMT | rewritten | rewritten | ||
| 183.172.70.x/24 | 2022-03-14 04:40:12 GMT | rewritten | rewritten | ||
| 183.172.71.x/24 | 2022-01-24 12:14:02 GMT | rewritten | rewritten | ||
| 183.172.126.x/24 | 2024-03-16 10:00:44 GMT | blocked | blocked | ||
| 183.172.160.x/24 | 2019-12-10 04:35:39 GMT | blocked | blocked | ||
| 183.172.161.x/24 | 2019-12-17 04:45:20 GMT | blocked | blocked | ||
| 183.172.163.x/24 | 2019-12-31 04:16:41 GMT | blocked | blocked | ||
| 183.172.171.x/24 | 2022-01-24 10:42:17 GMT | rewritten | rewritten | ||
| 183.172.192.x/24 | 2020-11-23 02:08:42 GMT | blocked | blocked | ||
| 183.172.193.x/24 | 2020-11-30 03:16:09 GMT | blocked | blocked | ||
| 183.172.199.x/24 | 2020-10-26 02:53:38 GMT | blocked | blocked | ||
| 183.173.16.x/24 | 2022-03-23 07:24:39 GMT | rewritten | rewritten | ||
| 183.173.17.x/24 | 2021-11-10 09:32:45 GMT | rewritten | rewritten | ||
| 183.173.18.x/24 | 2022-02-23 06:53:58 GMT | rewritten | rewritten | ||
| 183.173.19.x/24 | 2022-02-27 06:57:27 GMT | rewritten | rewritten | ||
| 183.173.20.x/24 | 2023-05-24 05:23:55 GMT | blocked | blocked | ||
| 183.173.21.x/24 | 2021-12-26 06:01:34 GMT | rewritten | rewritten | ||
| 183.173.22.x/24 | 2022-03-06 08:26:27 GMT | rewritten | rewritten | ||
| 183.173.23.x/24 | 2021-12-05 08:06:27 GMT | rewritten | rewritten | ||
| 183.173.50.x/24 | 2017-11-13 06:06:05 GMT | rewritten | rewritten | ||
| 183.173.72.x/24 | 2022-04-06 06:44:09 GMT | blocked | blocked | ||
| 183.173.112.x/24 | 2019-10-17 08:38:21 GMT | blocked | blocked | ||
| 183.173.122.x/24 | 2019-12-27 01:50:22 GMT | blocked | blocked | ||
| 183.173.123.x/24 | 2019-11-01 02:21:36 GMT | blocked | blocked | ||
| 183.173.124.x/24 | 2019-12-13 01:50:02 GMT | blocked | blocked | ||
| 183.173.125.x/24 | 2019-11-29 02:04:50 GMT | blocked | blocked | ||
| 183.173.127.x/24 | 2019-11-08 03:28:26 GMT | blocked | blocked | ||
| 183.173.134.x/24 | 2021-09-15 18:10:55 GMT | blocked | ✔ | blocked | |
| 183.173.144.x/24 | 2021-09-15 19:19:20 GMT | blocked | ✔ | blocked | |
| 183.173.145.x/24 | 2021-09-15 19:57:40 GMT | blocked | ✔ | blocked | |
| 183.173.146.x/24 | 2021-09-15 19:04:05 GMT | blocked | ✔ | blocked | |
| 183.173.147.x/24 | 2019-11-16 07:20:22 GMT | blocked | blocked | ||
| 183.173.148.x/24 | 2021-09-15 18:46:13 GMT | blocked | ✔ | blocked | |
| 183.173.149.x/24 | 2021-09-15 19:41:59 GMT | blocked | ✔ | blocked | |
| 183.173.150.x/24 | 2019-11-09 06:14:00 GMT | blocked | blocked | ||
| 183.173.151.x/24 | 2021-09-15 18:28:26 GMT | blocked | ✔ | blocked | |
| 183.173.152.x/24 | 2022-05-26 15:51:20 GMT | blocked | ✔ | blocked | |
| 183.173.160.x/24 | 2021-09-15 20:09:09 GMT | rewritten | ✔ | rewritten | |
| 183.173.161.x/24 | 2021-07-26 01:42:15 GMT | rewritten | ✔ | rewritten | |
| 183.173.162.x/24 | 2021-08-27 07:45:52 GMT | rewritten | ✔ | rewritten | |
| 183.173.163.x/24 | 2021-06-15 06:42:05 GMT | blocked | ✔ | blocked | |
| 183.173.164.x/24 | 2021-05-04 12:25:29 GMT | blocked | ✔ | blocked | |
| 183.173.165.x/24 | 2021-06-25 01:50:49 GMT | blocked | ✔ | blocked | |
| 183.173.166.x/24 | 2021-06-05 10:34:21 GMT | blocked | ✔ | blocked | |
| 183.173.167.x/24 | 2021-05-31 11:04:04 GMT | blocked | ✔ | blocked | |
| 183.173.168.x/24 | 2022-12-08 14:28:10 GMT | blocked | blocked | ||
| 183.173.169.x/24 | 2022-12-20 11:58:00 GMT | blocked | blocked | ||
| 183.173.240.x/24 | 2021-11-10 14:22:06 GMT | blocked | blocked | ||
| 183.173.241.x/24 | 2020-12-07 10:08:56 GMT | blocked | blocked | ||
| 183.173.242.x/24 | 2021-05-25 16:24:13 GMT | blocked | blocked | ||
| 183.173.244.x/24 | 2021-05-16 10:29:45 GMT | blocked | blocked | ||
| 183.173.246.x/24 | 2021-01-19 04:32:45 GMT | blocked | blocked | ||
| 183.173.247.x/24 | 2021-09-25 04:14:46 GMT | rewritten | rewritten | ||
| 202.112.0.x/24 | 2022-07-12 06:17:29 GMT | received | received | ||
| 202.112.1.x/24 | 2021-12-01 02:18:00 GMT | ✔ | blocked | ✔ | blocked |
| 202.112.63.x/24 | 2021-08-22 05:38:25 GMT | blocked | blocked | ||
| 202.115.0.x/24 | 2022-08-10 22:09:19 GMT | received | received | ||
| 202.118.0.x/24 | 2022-03-24 07:31:04 GMT | rewritten | rewritten | ||
| 202.119.89.x/24 | 2016-12-23 09:25:53 GMT | rewritten | rewritten | ||
| 202.120.234.x/24 | 2024-04-26 10:38:37 GMT | blocked | received | ||
| 202.120.235.x/24 | 2022-03-07 06:22:48 GMT | blocked | blocked | ||
| 202.201.12.x/24 | 2022-05-06 09:39:30 GMT | blocked | blocked | ||
| 210.39.1.x/24 | 2023-10-15 11:58:25 GMT | blocked | blocked | ||
| 210.45.71.x/24 | 2022-07-18 01:51:54 GMT | blocked | blocked | ||
| 211.65.196.x/24 | 2022-03-30 08:52:23 GMT | blocked | received | ||
| 211.68.122.x/24 | 2022-04-20 04:19:45 GMT | blocked | blocked | ||
| 211.68.123.x/24 | 2021-12-22 03:20:16 GMT | rewritten | rewritten | ||
| 211.69.197.x/24 | 2022-07-27 10:49:12 GMT | blocked | blocked | ||
| 211.86.146.x/24 | 2022-05-13 07:32:30 GMT | blocked | blocked | ||
| 219.216.78.x/24 | 2016-12-20 08:41:09 GMT | blocked | blocked | ||
| 219.216.128.x/24 | 2017-04-03 10:09:52 GMT | blocked | blocked | ||
| 219.224.99.x/24 | 2022-08-11 09:40:00 GMT | blocked | blocked | ||
| 219.230.64.x/24 | 2020-06-25 10:47:11 GMT | rewritten | rewritten | ||
| 219.230.65.x/24 | 2021-09-19 03:00:37 GMT | rewritten | rewritten | ||
| 219.230.66.x/24 | 2021-10-06 02:24:39 GMT | rewritten | rewritten | ||
| 219.230.67.x/24 | 2021-09-28 07:10:58 GMT | rewritten | rewritten | ||
| 219.230.68.x/24 | 2021-08-18 11:56:22 GMT | rewritten | rewritten | ||
| 219.230.69.x/24 | 2021-01-11 03:49:17 GMT | rewritten | rewritten | ||
| 219.230.70.x/24 | 2021-10-07 04:18:54 GMT | rewritten | rewritten | ||
| 219.230.71.x/24 | 2021-01-19 02:01:28 GMT | rewritten | rewritten | ||
| 219.230.72.x/24 | 2020-01-07 15:58:03 GMT | rewritten | rewritten | ||
| 219.230.73.x/24 | 2021-08-20 07:56:13 GMT | rewritten | rewritten | ||
| 219.230.74.x/24 | 2021-09-30 02:45:39 GMT | rewritten | rewritten | ||
| 219.230.75.x/24 | 2021-10-04 06:29:35 GMT | rewritten | rewritten | ||
| 219.230.76.x/24 | 2021-07-05 12:50:04 GMT | rewritten | rewritten | ||
| 219.230.77.x/24 | 2020-10-14 00:57:32 GMT | rewritten | rewritten | ||
| 219.230.78.x/24 | 2021-07-04 11:50:16 GMT | rewritten | rewritten | ||
| 219.230.80.x/24 | 2020-06-15 07:50:53 GMT | rewritten | rewritten | ||
| 219.230.81.x/24 | 2021-07-21 13:32:35 GMT | rewritten | rewritten | ||
| 219.230.82.x/24 | 2021-08-31 15:46:30 GMT | blocked | blocked | ||
| 219.230.83.x/24 | 2021-07-29 11:32:27 GMT | rewritten | rewritten | ||
| 219.230.84.x/24 | 2017-02-22 06:58:19 GMT | blocked | blocked | ||
| 219.230.85.x/24 | 2021-07-18 09:39:45 GMT | blocked | blocked | ||
| 219.230.86.x/24 | 2021-07-14 12:25:53 GMT | blocked | blocked | ||
| 219.230.87.x/24 | 2020-06-03 10:55:22 GMT | rewritten | rewritten | ||
| 219.230.88.x/24 | 2016-12-26 08:31:02 GMT | rewritten | rewritten | ||
| 219.230.100.x/24 | 2021-10-08 00:41:44 GMT | rewritten | rewritten | ||
| 219.230.110.x/24 | 2017-02-14 02:35:13 GMT | rewritten | rewritten | ||
| 219.230.111.x/24 | 2017-04-14 02:02:47 GMT | rewritten | rewritten | ||
| 219.230.112.x/24 | 2017-03-05 05:12:58 GMT | rewritten | rewritten | ||
| 219.230.113.x/24 | 2017-03-02 02:46:10 GMT | rewritten | rewritten | ||
| 219.230.114.x/24 | 2017-01-09 13:21:35 GMT | rewritten | rewritten | ||
| 219.230.115.x/24 | 2017-03-29 04:45:12 GMT | rewritten | rewritten | ||
| 219.230.116.x/24 | 2017-02-28 03:01:24 GMT | rewritten | rewritten | ||
| 219.230.117.x/24 | 2017-03-03 06:24:25 GMT | rewritten | rewritten | ||
| 219.243.193.x/24 | 2021-08-31 09:42:40 GMT | ✔ | blocked | ✔ | blocked |
| 219.243.198.x/24 | 2021-09-02 01:41:36 GMT | ✔ | blocked | ✔ | blocked |
| 222.205.46.x/24 | 2022-04-10 14:54:02 GMT | blocked | blocked | ||
| 2001:250:2xx::/40 | 2024-04-25 06:33:17 GMT | blocked | blocked | ||
| 2001:da8:2xx::/40 | 2021-09-06 01:09:21 GMT | received | received | ||
| 2001:da8:2dxx::/40 | 2023-12-01 12:05:07 GMT | blocked | ✔ | blocked | |
| 2001:da8:e8xx::/40 | 2024-04-25 08:23:32 GMT | ✔ | blocked | ✔ | blocked |
Address Space Announcement History
The customer cone for 4538 is too large for a prefix list to be useful.