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 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2216316 | 2026-08-17 18:51:29 | 14.12.144.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2216313 | 2026-08-17 18:47:15 | 14.12.144.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2216266 | 2026-08-17 17:25:25 | 207.148.99.x/24 | 20473 (AS-CHOOPA) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2215853 | 2026-08-17 05:11:41 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215840 | 2026-08-17 04:49:35 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215838 | 2026-08-17 04:42:15 | 61.206.47.x/24 | 4694 (IDCF) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215837 | 2026-08-17 04:37:35 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215800 | 2026-08-17 02:10:15 | 210.143.144.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | /9 | Report | ||
| 2215793 | 2026-08-17 01:45:29 | 240b:10:30xx::/40 | 2516 (KDDI) | jpn (Japan) | no | blocked | blocked | /80 | Report | ||
| 2215792 | 2026-08-17 01:38:27 | 210.143.144.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | /9 | Report | ||
| 2215788 | 2026-08-17 01:22:46 | 207.148.99.x/24 | 20473 (AS-CHOOPA) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2215785 | 2026-08-17 01:08:16 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215774 | 2026-08-17 00:26:17 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215769 | 2026-08-17 00:04:13 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215768 | 2026-08-17 00:03:31 | 210.143.144.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | /9 | Report | ||
| 2215764 | 2026-08-16 23:52:10 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215741 | 2026-08-16 22:23:40 | 210.143.144.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | /9 | Report | ||
| 2215741 | 2026-08-16 22:23:40 | 2001:3e0:xx::/40 | 10013 (FBDC) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2215739 | 2026-08-16 22:14:22 | 210.143.144.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | /9 | Report | ||
| 2215739 | 2026-08-16 22:14:22 | 2001:3e0:xx::/40 | 10013 (FBDC) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2215738 | 2026-08-16 22:08:23 | 110.3.251.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | /8 | Report | ||
| 2215738 | 2026-08-16 22:08:23 | 240b:10:30xx::/40 | 2516 (KDDI) | jpn (Japan) | no | blocked | blocked | /64 | Report | ||
| 2215599 | 2026-08-16 15:38:41 | 131.147.247.x/24 | 2527 (So-net) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2215599 | 2026-08-16 15:38:41 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 2215246 | 2026-08-16 01:36:37 | 113.157.238.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215229 | 2026-08-16 00:22:38 | 210.142.101.x/24 | 4686 (BEKKOAME) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2215035 | 2026-08-15 13:27:13 | 126.209.112.x/24 | 135607 (INFINIVAN-AS-AP) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2214976 | 2026-08-15 11:38:43 | 115.179.206.x/24 | 2519 (VECTANT) | jpn (Japan) | yes | ✔ | blocked | received | /8 | Report | |
| 2214925 | 2026-08-15 09:21:19 | 131.147.247.x/24 | 2527 (So-net) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2214925 | 2026-08-15 09:21:19 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 2214888 | 2026-08-15 07:03:42 | 133.100.7.x/24 | 18148 (FUKUOKA-U) | jpn (Japan) | no | blocked | blocked | /30 | Report | ||
| 2214874 | 2026-08-15 06:21:54 | 133.100.95.x/24 | 18148 (FUKUOKA-U) | jpn (Japan) | yes | unknown | unknown | none | Report | ||
| 2214867 | 2026-08-15 05:41:55 | 133.100.7.x/24 | 18148 (FUKUOKA-U) | jpn (Japan) | no | blocked | blocked | /27 | Report | ||
| 2214853 | 2026-08-15 04:39:39 | 150.40.127.x/24 | 211619 (maxko) | jpn (Japan) | no | blocked | ✔ | blocked | none | Report | |
| 2214797 | 2026-08-15 00:06:50 | 133.100.7.x/24 | 18148 (FUKUOKA-U) | jpn (Japan) | no | blocked | blocked | none | Report | ||
| 2214443 | 2026-08-14 11:50:01 | 2405:6581:5cxx::/40 | 4685 (ASAHI-NET) | jpn (Japan) | no | blocked | blocked | /56 | Report | ||
| 2214269 | 2026-08-14 01:39:33 | 45.87.213.x/24 | 9009 (M247) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2213812 | 2026-08-13 09:55:31 | 14.12.144.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213791 | 2026-08-13 08:57:05 | 207.148.99.x/24 | 20473 (AS-CHOOPA) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2213778 | 2026-08-13 08:05:42 | 118.240.158.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213666 | 2026-08-13 01:59:31 | 219.104.165.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213615 | 2026-08-12 23:21:11 | 202.210.166.x/24 | 4686 (BEKKOAME) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213605 | 2026-08-12 22:46:04 | 219.121.17.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213539 | 2026-08-12 20:02:02 | 185.242.4.x/24 | 9009 (M247) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213288 | 2026-08-12 12:31:44 | 202.213.127.x/24 | 7668 (HTCN) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213088 | 2026-08-12 04:23:57 | 180.53.239.x/24 | 4713 (OCN) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213046 | 2026-08-12 01:46:42 | 219.121.17.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2213032 | 2026-08-12 00:59:08 | 49.97.27.x/24 | 9605 (docomo) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2213014 | 2026-08-11 23:57:53 | 180.53.239.x/24 | 4713 (OCN) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212990 | 2026-08-11 23:07:49 | 202.213.127.x/24 | 7668 (HTCN) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212745 | 2026-08-11 15:14:59 | 219.121.17.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212745 | 2026-08-11 15:14:59 | 2405:6581:5cxx::/40 | 4685 (ASAHI-NET) | jpn (Japan) | no | blocked | blocked | /56 | Report | ||
| 2212535 | 2026-08-11 08:32:48 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212455 | 2026-08-11 03:36:40 | 207.148.99.x/24 | 20473 (AS-CHOOPA) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2212441 | 2026-08-11 01:55:42 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212432 | 2026-08-11 01:16:49 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212318 | 2026-08-10 20:05:52 | 219.121.17.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212310 | 2026-08-10 19:53:25 | 219.121.17.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2212310 | 2026-08-10 19:53:25 | 2405:6581:5cxx::/40 | 4685 (ASAHI-NET) | jpn (Japan) | no | blocked | blocked | /56 | Report | ||
| 2211865 | 2026-08-10 06:02:34 | 61.213.110.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2211813 | 2026-08-10 01:27:38 | 133.100.7.x/24 | 18148 (FUKUOKA-U) | jpn (Japan) | no | blocked | blocked | none | Report | ||
| 2211791 | 2026-08-09 23:32:33 | 219.121.17.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2211344 | 2026-08-09 00:29:53 | 113.157.238.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2211088 | 2026-08-08 10:31:50 | 115.179.206.x/24 | 2519 (VECTANT) | jpn (Japan) | yes | ✔ | blocked | received | /8 | Report | |
| 2210994 | 2026-08-08 03:32:23 | 150.40.127.x/24 | 211619 (maxko) | jpn (Japan) | no | blocked | ✔ | blocked | none | Report | |
| 2210714 | 2026-08-07 14:43:03 | 219.121.17.x/24 | 4685 (ASAHI-NET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2210535 | 2026-08-07 08:24:46 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2210533 | 2026-08-07 08:12:43 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2210515 | 2026-08-07 06:48:23 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2210441 | 2026-08-07 01:55:20 | 219.104.165.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2210421 | 2026-08-07 00:36:22 | 202.210.166.x/24 | 4686 (BEKKOAME) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2210386 | 2026-08-06 23:22:55 | 202.213.127.x/24 | 7668 (HTCN) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209947 | 2026-08-06 08:49:03 | 14.12.144.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209943 | 2026-08-06 08:40:24 | 193.148.16.x/24 | 9009 (M247) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2209916 | 2026-08-06 07:40:41 | 2405:6581:5cxx::/40 | 4685 (ASAHI-NET) | jpn (Japan) | no | blocked | blocked | /56 | Report | ||
| 2209898 | 2026-08-06 06:58:47 | 118.240.158.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209843 | 2026-08-06 04:18:22 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209831 | 2026-08-06 03:36:18 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209825 | 2026-08-06 03:14:11 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209817 | 2026-08-06 03:02:04 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209664 | 2026-08-05 20:02:03 | 185.242.4.x/24 | 9009 (M247) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209405 | 2026-08-05 11:24:33 | 202.213.127.x/24 | 7668 (HTCN) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209368 | 2026-08-05 09:46:16 | 202.210.166.x/24 | 4686 (BEKKOAME) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2209312 | 2026-08-05 06:53:29 | 133.100.95.x/24 | 18148 (FUKUOKA-U) | jpn (Japan) | yes | unknown | unknown | none | Report | ||
| 2209298 | 2026-08-05 06:11:44 | 110.3.251.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | /27 | Report | ||
| 2209288 | 2026-08-05 05:23:11 | 210.143.144.x/24 | 10013 (FBDC) | jpn (Japan) | yes | blocked | received | none | Report | ||
| 2209226 | 2026-08-05 01:58:53 | 133.100.95.x/24 | 18148 (FUKUOKA-U) | jpn (Japan) | yes | unknown | unknown | none | Report | ||
| 2208750 | 2026-08-04 08:28:00 | 180.53.239.x/24 | 4713 (OCN) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2208645 | 2026-08-04 01:25:45 | 219.104.165.x/24 | 2527 (So-net) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2208643 | 2026-08-04 01:17:53 | 210.142.101.x/24 | 4686 (BEKKOAME) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2208125 | 2026-08-03 07:26:37 | 207.148.99.x/24 | 20473 (AS-CHOOPA) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2208064 | 2026-08-03 03:19:36 | 207.148.99.x/24 | 20473 (AS-CHOOPA) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2208061 | 2026-08-03 03:03:52 | 202.210.166.x/24 | 4686 (BEKKOAME) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2208046 | 2026-08-03 01:54:22 | 133.159.150.x/24 | 2497 (IIJ) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2207512 | 2026-08-01 23:23:05 | 113.157.238.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2207218 | 2026-08-01 09:24:50 | 115.179.206.x/24 | 2519 (VECTANT) | jpn (Japan) | yes | ✔ | blocked | received | /8 | Report | |
| 2207200 | 2026-08-01 08:02:48 | 104.28.243.x/24 | 13335 (CLOUDFLARENET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2207200 | 2026-08-01 08:02:48 | 2a09:bac1:3bxx::/40 | 13335 (CLOUDFLARENET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2207198 | 2026-08-01 07:55:02 | 104.28.211.x/24 | 13335 (CLOUDFLARENET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2207198 | 2026-08-01 07:55:02 | 2a09:bac1:3bxx::/40 | 13335 (CLOUDFLARENET) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2207118 | 2026-08-01 02:24:53 | 150.40.127.x/24 | 211619 (maxko) | jpn (Japan) | no | blocked | ✔ | blocked | none | Report | |
| 2207086 | 2026-08-01 01:17:12 | 1.113.14.x/24 | 17676 (GIGAINFRA) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2207086 | 2026-08-01 01:17:12 | 2400:2200:9xx::/40 | 17676 (GIGAINFRA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2207038 | 2026-07-31 22:57:40 | 101.143.215.x/24 | 17511 (OPTAGE) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2206702 | 2026-07-31 12:41:20 | 131.147.247.x/24 | 2527 (So-net) | jpn (Japan) | yes | rewritten | rewritten | none | Report | ||
| 2206702 | 2026-07-31 12:41:20 | 240d:1a:6xx::/40 | 2527 (So-net) | jpn (Japan) | no | blocked | received | /56 | Report | ||
| 2206656 | 2026-07-31 11:08:01 | 60.32.13.x/24 | 4713 (OCN) | jpn (Japan) | yes | blocked | blocked | /29 | Report | ||
| 2206656 | 2026-07-31 11:08:01 | 2400:4114:4xx::/40 | 4713 (OCN) | jpn (Japan) | no | blocked | blocked | /48 | Report | ||
| 2206579 | 2026-07-31 08:22:12 | 2001:268:76xx::/40 | 2516 (KDDI) | jpn (Japan) | no | blocked | blocked | /64 | Report | ||
| 2206533 | 2026-07-31 04:44:22 | 14.12.144.x/24 | 2516 (KDDI) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2206446 | 2026-07-30 23:30:14 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
| 2206440 | 2026-07-30 23:18:06 | 217.178.134.x/24 | 55391 (MF-NATIVE6-E) | jpn (Japan) | yes | blocked | blocked | none | Report | ||
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