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 | ||
---|---|---|---|---|---|
105.230.24.x/24 | 2017-06-07 05:04:14 GMT | rewritten | rewritten | ||
105.230.40.x/24 | 2017-07-09 12:53:40 GMT | rewritten | rewritten | ||
105.230.51.x/24 | 2017-03-01 18:05:53 GMT | rewritten | rewritten | ||
105.230.52.x/24 | 2017-04-07 12:07:50 GMT | rewritten | rewritten | ||
105.230.53.x/24 | 2017-02-07 04:03:05 GMT | rewritten | rewritten | ||
105.230.62.x/24 | 2017-08-10 09:18:32 GMT | rewritten | rewritten | ||
105.230.73.x/24 | 2017-04-15 13:11:55 GMT | rewritten | rewritten | ||
105.230.82.x/24 | 2017-07-12 16:47:57 GMT | rewritten | rewritten | ||
105.230.111.x/24 | 2017-05-27 16:19:40 GMT | rewritten | rewritten | ||
105.230.118.x/24 | 2017-07-31 14:02:48 GMT | rewritten | rewritten | ||
105.230.149.x/24 | 2017-10-21 14:59:13 GMT | rewritten | rewritten | ||
105.230.160.x/24 | 2017-06-08 05:23:44 GMT | rewritten | rewritten | ||
105.230.163.x/24 | 2017-06-17 08:54:11 GMT | rewritten | rewritten | ||
105.230.176.x/24 | 2017-07-04 17:52:42 GMT | rewritten | rewritten | ||
105.230.185.x/24 | 2017-10-26 12:45:26 GMT | rewritten | rewritten | ||
105.230.188.x/24 | 2017-05-07 17:38:45 GMT | rewritten | rewritten | ||
105.230.190.x/24 | 2020-04-17 15:57:17 GMT | rewritten | rewritten | ||
105.230.195.x/24 | 2017-06-27 14:24:58 GMT | rewritten | rewritten | ||
105.230.201.x/24 | 2017-07-20 18:26:28 GMT | rewritten | rewritten | ||
105.230.208.x/24 | 2017-07-17 11:52:34 GMT | rewritten | rewritten | ||
105.230.209.x/24 | 2017-07-11 04:35:34 GMT | rewritten | rewritten | ||
105.230.214.x/24 | 2017-03-26 20:12:14 GMT | rewritten | rewritten | ||
105.230.216.x/24 | 2017-02-25 20:08:10 GMT | rewritten | rewritten | ||
105.230.218.x/24 | 2017-10-26 14:15:45 GMT | rewritten | rewritten | ||
105.230.242.x/24 | 2017-08-05 03:34:17 GMT | rewritten | rewritten | ||
105.230.243.x/24 | 2017-03-25 01:14:43 GMT | rewritten | rewritten | ||
105.231.10.x/24 | 2017-04-22 15:20:20 GMT | rewritten | rewritten | ||
105.231.13.x/24 | 2017-04-27 23:22:31 GMT | rewritten | rewritten | ||
105.231.26.x/24 | 2017-03-23 02:02:20 GMT | rewritten | rewritten | ||
105.231.37.x/24 | 2017-07-03 19:42:11 GMT | rewritten | rewritten | ||
105.231.55.x/24 | 2017-08-11 12:35:18 GMT | rewritten | rewritten | ||
105.231.56.x/24 | 2017-10-24 07:06:37 GMT | rewritten | rewritten | ||
105.231.60.x/24 | 2017-03-25 05:09:40 GMT | rewritten | rewritten | ||
105.231.66.x/24 | 2017-06-26 07:28:37 GMT | rewritten | rewritten | ||
105.231.76.x/24 | 2017-02-14 05:17:17 GMT | rewritten | rewritten | ||
105.231.86.x/24 | 2017-10-21 16:40:05 GMT | rewritten | rewritten | ||
105.231.93.x/24 | 2017-05-12 12:42:15 GMT | rewritten | rewritten | ||
105.231.98.x/24 | 2017-04-13 09:35:47 GMT | rewritten | rewritten | ||
105.231.134.x/24 | 2017-04-22 07:45:49 GMT | rewritten | rewritten | ||
105.231.142.x/24 | 2017-11-02 15:30:18 GMT | rewritten | rewritten | ||
105.231.155.x/24 | 2017-03-20 05:18:43 GMT | rewritten | rewritten | ||
105.231.156.x/24 | 2017-03-20 17:43:54 GMT | rewritten | rewritten | ||
105.231.169.x/24 | 2020-04-26 16:36:50 GMT | rewritten | rewritten | ||
105.231.170.x/24 | 2017-10-21 11:13:54 GMT | rewritten | rewritten | ||
105.231.183.x/24 | 2017-05-02 19:47:48 GMT | rewritten | rewritten | ||
105.231.186.x/24 | 2017-06-06 18:42:35 GMT | rewritten | rewritten | ||
105.231.195.x/24 | 2024-03-28 12:40:40 GMT | rewritten | rewritten | ||
105.231.197.x/24 | 2017-04-16 19:02:59 GMT | rewritten | rewritten | ||
105.231.200.x/24 | 2017-05-12 16:06:35 GMT | rewritten | rewritten | ||
105.231.207.x/24 | 2017-02-14 19:00:23 GMT | rewritten | rewritten | ||
105.231.218.x/24 | 2017-04-28 11:44:56 GMT | rewritten | rewritten | ||
105.231.227.x/24 | 2017-08-07 14:35:58 GMT | rewritten | rewritten | ||
105.231.254.x/24 | 2017-10-24 08:47:33 GMT | rewritten | rewritten | ||
154.76.16.x/24 | 2017-08-04 19:18:23 GMT | rewritten | rewritten | ||
154.76.31.x/24 | 2017-10-15 06:14:18 GMT | rewritten | rewritten | ||
154.76.39.x/24 | 2017-07-29 13:58:43 GMT | rewritten | rewritten | ||
154.76.54.x/24 | 2017-06-17 20:02:27 GMT | rewritten | rewritten | ||
154.76.61.x/24 | 2017-05-31 05:08:54 GMT | rewritten | rewritten | ||
154.76.82.x/24 | 2017-06-29 18:30:10 GMT | rewritten | rewritten | ||
154.76.87.x/24 | 2017-08-11 18:35:16 GMT | rewritten | rewritten | ||
154.76.96.x/24 | 2017-02-19 19:53:57 GMT | rewritten | rewritten | ||
154.76.101.x/24 | 2017-05-09 08:05:24 GMT | rewritten | rewritten | ||
154.76.116.x/24 | 2017-04-03 08:02:42 GMT | rewritten | rewritten | ||
154.76.121.x/24 | 2017-07-28 09:37:17 GMT | rewritten | rewritten | ||
154.76.126.x/24 | 2017-05-13 05:25:44 GMT | rewritten | rewritten | ||
154.76.138.x/24 | 2017-08-11 05:11:15 GMT | rewritten | rewritten | ||
154.76.145.x/24 | 2017-06-27 17:07:03 GMT | rewritten | rewritten | ||
154.76.154.x/24 | 2017-05-26 17:20:00 GMT | rewritten | rewritten | ||
154.76.159.x/24 | 2019-12-12 18:32:03 GMT | rewritten | rewritten | ||
154.76.197.x/24 | 2017-06-23 09:40:26 GMT | rewritten | rewritten | ||
154.76.200.x/24 | 2017-10-21 09:25:11 GMT | rewritten | rewritten | ||
154.76.203.x/24 | 2017-06-11 06:29:51 GMT | rewritten | rewritten | ||
154.76.225.x/24 | 2017-07-03 18:26:37 GMT | rewritten | rewritten | ||
154.76.239.x/24 | 2017-07-11 13:54:49 GMT | rewritten | rewritten | ||
154.76.240.x/24 | 2017-05-20 11:28:05 GMT | rewritten | rewritten | ||
154.76.244.x/24 | 2017-07-04 06:12:53 GMT | rewritten | rewritten | ||
154.77.13.x/24 | 2017-06-23 18:58:40 GMT | rewritten | rewritten | ||
154.77.35.x/24 | 2022-01-04 06:09:31 GMT | rewritten | rewritten | ||
154.77.51.x/24 | 2017-04-24 07:34:09 GMT | rewritten | rewritten | ||
154.77.63.x/24 | 2017-06-07 08:52:26 GMT | rewritten | rewritten | ||
154.77.68.x/24 | 2017-06-18 17:19:48 GMT | rewritten | rewritten | ||
154.77.76.x/24 | 2017-01-10 07:38:42 GMT | rewritten | rewritten | ||
154.77.123.x/24 | 2017-05-31 16:25:35 GMT | rewritten | rewritten | ||
154.77.153.x/24 | 2017-06-22 18:04:27 GMT | rewritten | rewritten | ||
154.77.155.x/24 | 2017-07-10 17:55:16 GMT | rewritten | rewritten | ||
154.152.138.x/24 | 2020-04-10 11:27:07 GMT | rewritten | rewritten | ||
154.153.105.x/24 | 2019-10-19 09:54:38 GMT | rewritten | rewritten | ||
154.153.112.x/24 | 2019-11-25 14:14:28 GMT | rewritten | rewritten | ||
154.153.120.x/24 | 2019-11-20 10:46:55 GMT | rewritten | rewritten | ||
154.155.133.x/24 | 2020-03-29 09:55:26 GMT | rewritten | rewritten | ||
154.155.226.x/24 | 2023-04-01 10:30:45 GMT | rewritten | rewritten | ||
154.156.104.x/24 | 2022-01-12 17:42:23 GMT | rewritten | rewritten | ||
154.156.142.x/24 | 2020-03-28 20:50:39 GMT | rewritten | rewritten | ||
154.156.245.x/24 | 2019-12-04 10:57:32 GMT | rewritten | rewritten | ||
154.157.134.x/24 | 2020-01-06 07:37:59 GMT | rewritten | rewritten | ||
154.158.138.x/24 | 2019-10-12 12:25:08 GMT | rewritten | rewritten | ||
154.159.141.x/24 | 2019-10-27 20:13:51 GMT | rewritten | rewritten | ||
154.159.177.x/24 | 2020-04-30 17:04:53 GMT | rewritten | rewritten | ||
154.159.237.x/24 | 2023-12-18 17:35:30 GMT | rewritten | rewritten | ||
154.159.238.x/24 | 2022-01-19 17:41:56 GMT | rewritten | rewritten |
This is the address space announcement history of an AS and its customer cone, derived from prefix announcements for the AS recorded in public BGP data. For each month, we have aggregated more specific prefix announcements into contiguous address blocks, where possible. The goal of this page is to allow a network operator to judge the feasibility of deploying a static ingress access control list for their border router connecting to the AS. BCP-84 describes Ingress ACLs as "the most bulletproof solution when done properly" and the "best fit ... when the configuration is not too dynamic, ... if the number of used prefixes is low."
Year |2022 2023 2024
Month |May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May
——————————————————————————————+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+
41.75.208.0/20 |————————————————————————————————————————————————————————————————————————————————————————————————————
41.77.16.0/21 |————————————————————————————————————————————————————————————————————————————————————————————————————
41.79.60.0/22 |————————————————————————————————————————————————————————————————————————————————————————————————————
41.79.120.0/24 | ————
41.221.80.0/20 |————————————————————————————————————————————————————————————————————————————————————————————————————
41.223.56.0/22 |————————————————————————————————————————————————————————————————————————————————————————————————————
41.223.84.0/22 |————————————————————————————————————————————————————————————————————————————————————————————————————
102.0.0.0/13 |————————————————————
102.0.0.0/21 | ————————————
102.0.0.0/22 | ————————————————————————————
102.0.0.0/23 | ————————————————————————
102.0.0.0/24 | ————————
102.0.2.0/24 | ————————————————————————
102.0.4.0/23 | ————————————
102.0.4.0/24 | ————————————————
102.0.6.0/24 | ————————————
102.0.8.0/23 | ————
102.0.8.0/24 | ————————
102.0.10.0/24 | ————
102.0.128.0/17 | ————————————————————————————————————————————————————————————————————————————————
102.1.0.0/16 | ————————————————————————————————————————————————————————————————————————————————
102.2.0.0/15 | ————————————————————————————————————————————————————————————————————————————————
102.4.0.0/14 | ————————————————————————————————————————————————————————————————————————————————
102.64.112.0/23 |————————————————————————————————————————————————————————————————————————————————————————————————————
102.68.144.0/21 | ————
102.80.0.0/13 |————————————————————————————————————————————————————————————————
102.80.0.0/14 | ————————————————————————————————————
102.84.0.0/15 | ————————————————————————————————————
102.86.0.0/17 | ————————————————————————————————————
102.87.0.0/16 | ————————————————————————————————————
102.211.216.0/22 | ————————————————————————————————————————
102.215.32.0/22 | ————
102.216.36.0/23 |————————————————————————————————————————————————————————————————————————————————————————————————————
102.216.68.0/22 |————————————————————————————————————————————————————————————————————————————————————————————————————
102.216.84.0/22 | ————————————————————————
102.218.208.0/22 | ———————————————————————— ————————————————————————————————————————
102.223.88.0/22 |————————————————————————————————————————————————————————————————————————————————————————————————————
105.230.0.0/15 |————————————————————————————————————————————————————————————————————————————————————————————————————
105.235.211.0/24 |————————————————————
105.235.212.0/23 |————————————————————
154.73.89.0/24 |————————————————————
154.73.91.0/24 |————————————————————
154.76.0.0/14 |————————————————————————————————————————————————————————————————————————————————————————————————————
154.152.0.0/13 |————————————————————————————————————————————————————————————————————————————————————————————————————
154.224.0.0/13 |————————————————————————————————————————————————————————
154.224.0.0/16 | ————————————————————————————————————————————
154.225.128.0/17 | ————————————————————————————————————————————
154.226.0.0/15 | ————————————————————————————————————————————
154.228.0.0/14 | ————————————————————————————————————————————
156.156.0.0/14 |————————————————————————————————————————————————————————————————————————————————————————————————————
196.22.131.0/24 |————————————————————————————————————————————————————————————————————————————————————————————————————
196.32.240.0/21 | ————————————
196.41.76.0/24 | ————————————
196.46.120.0/22 |————————————————————————————————————————————————————————————————————————————————————————————————————
196.201.8.0/23 |————————————————————
197.148.128.0/18 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.152.0.0/16 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.157.228.0/22 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.158.192.0/19 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.158.224.0/20 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.158.240.0/23 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.158.242.0/24 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.158.244.0/22 | ————————————————————————————————————————————————————————
197.158.247.0/24 | ————————————————————————————————————
197.158.248.0/21 | ————————————————————————————————————————————————————————
197.158.248.0/22 |————————————————————————————————————————————
197.158.253.0/24 |————————————————————————————————————————————
197.158.254.0/23 |————————————————————————————————————————————
197.186.0.0/21 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.186.8.0/23 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.186.10.0/24 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.186.15.0/24 | ————————————————————————————————————————————————————————————————————————————————————
197.186.16.0/22 | ————————————————————————————————————————————————————————————————————————————————————
197.186.25.0/24 | ————————————————————————————————————————————————————————————————————————————————————
197.186.26.0/23 | ————————————————————————————————————————————————————————————————————————————————————
197.186.28.0/22 | ————————————————————————————————————————————————
197.186.28.0/23 | ————————————————————————————————————
197.186.32.0/23 | ————————————————————————————————————————
197.186.34.0/24 | ————————————————————————————————————————
197.187.0.0/16 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.221.128.0/19 |————————————————————————————————————————————————————————————————————————————————————————————————————
197.239.0.0/18 |————————————————————————————————————————————————————————————————————————————————————————————————————
——————————————————————————————+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+
2001:43f8:13b0::/47 | ————————————————————————————————————————————————————————————————————————————————————
2001:43f8:13b0::/48 |————————————————
2c0f:e9c8::/32 |————————————————————————————————————————————————————————————————————————————————————————————————————
2c0f:f2f8::/32 | ————————————————————————————————————————————————————————————————————————————————————————
2c0f:fbc8::/32 |————————————————————————————————————————————————————————————————————————————————————————————————————
——————————————————————————————+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+——‒+
Month |May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May
Year |2022 2023 2024