Recent tests
| 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. | |||
| Session | Timestamp (UTC) | Client IP Block | ASN | Country | NAT | Outbound Private Status | Outbound Routable Status | Adj Spoof Prefix Len | Results | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2131579 | 2026-03-19 16:10:26 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 2128287 | 2026-03-13 10:39:25 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 2125964 | 2026-03-09 12:56:52 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 2125960 | 2026-03-09 12:49:12 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 2123287 | 2026-03-04 12:26:09 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 1070664 | 2021-01-26 14:35:36 | 150.246.126.x/24 | 2527 (So-net) | jpn (Japan) | yes | rewritten | received | none | Report | ||
| 1063788 | 2021-01-15 13:22:12 | 118.237.237.x/24 | 2527 (So-net) | jpn (Japan) | yes | rewritten | received | none | Report | ||
| 461225 | 2018-05-08 15:33:29 | 223.133.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 459799 | 2018-05-06 15:04:22 | 223.133.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 455227 | 2018-04-29 13:57:24 | 223.133.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 454569 | 2018-04-28 04:50:26 | 223.133.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 450048 | 2018-04-21 03:43:34 | 121.3.238.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 449779 | 2018-04-20 15:50:37 | 121.3.238.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 449108 | 2018-04-19 16:01:29 | 121.3.238.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 444671 | 2018-04-12 14:54:32 | 121.3.238.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 444576 | 2018-04-12 12:07:26 | 121.3.238.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 440206 | 2018-04-05 11:00:31 | 121.3.238.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 439611 | 2018-04-04 14:11:31 | 121.3.238.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 435499 | 2018-03-28 13:04:37 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 435412 | 2018-03-28 09:59:31 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 431194 | 2018-03-21 08:52:35 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 430895 | 2018-03-20 21:03:38 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 426412 | 2018-03-13 19:56:42 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 426264 | 2018-03-13 15:59:30 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 422018 | 2018-03-06 14:50:19 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 417827 | 2018-02-27 13:43:17 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 417506 | 2018-02-27 00:18:09 | 121.3.232.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 413445 | 2018-02-19 23:11:07 | 120.75.23.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 413358 | 2018-02-19 19:36:00 | 120.75.23.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 409182 | 2018-02-12 18:28:56 | 58.87.214.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 409015 | 2018-02-12 13:58:55 | 58.87.214.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 408782 | 2018-02-12 05:16:33 | 58.87.214.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 408754 | 2018-02-12 03:47:06 | 218.221.106.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 405017 | 2018-02-05 17:22:10 | 58.87.215.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 404931 | 2018-02-05 15:24:22 | 58.87.215.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 400489 | 2018-01-29 14:17:43 | 121.3.19.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 400420 | 2018-01-29 12:05:44 | 121.3.19.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 395892 | 2018-01-22 09:33:46 | 59.146.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 395801 | 2018-01-22 05:34:56 | 59.146.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 391259 | 2018-01-15 04:28:19 | 59.146.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 389130 | 2018-01-11 13:51:40 | 59.146.35.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 388053 | 2018-01-10 01:08:54 | 223.132.103.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 383687 | 2018-01-03 00:01:57 | 121.3.147.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 383569 | 2018-01-02 19:12:52 | 121.3.147.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 379735 | 2017-12-26 18:05:49 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 376029 | 2017-12-19 16:58:51 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 376006 | 2017-12-19 16:25:58 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 375626 | 2017-12-19 00:48:56 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 370935 | 2017-12-11 23:41:57 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 367249 | 2017-12-06 10:23:04 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 365580 | 2017-12-03 23:06:05 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 363514 | 2017-11-30 15:27:04 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 359191 | 2017-11-23 14:20:02 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 355014 | 2017-11-16 13:13:00 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 354400 | 2017-11-15 16:38:47 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 349940 | 2017-11-08 14:51:46 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 349393 | 2017-11-07 17:53:33 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | received | received | /8 | Report | ||
| 344960 | 2017-10-31 16:46:33 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 344937 | 2017-10-31 16:12:31 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 340702 | 2017-10-24 14:10:18 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 340399 | 2017-10-24 02:41:10 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 335774 | 2017-10-17 01:34:11 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 335552 | 2017-10-16 17:12:24 | 218.221.78.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 331086 | 2017-10-09 16:04:54 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 331070 | 2017-10-09 15:33:47 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 326840 | 2017-10-02 14:24:54 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 326820 | 2017-10-02 13:45:26 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 323031 | 2017-09-25 12:35:09 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 322698 | 2017-09-24 22:58:02 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 318338 | 2017-09-17 21:51:02 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 318223 | 2017-09-17 16:27:52 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 313463 | 2017-09-10 15:20:51 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 313220 | 2017-09-10 05:47:21 | 218.221.72.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 308760 | 2017-09-03 04:40:28 | 121.3.153.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
All results shown