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 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2255200 | 2026-10-22 04:05:52 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2193639 | 2026-07-09 09:00:41 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2193614 | 2026-07-09 07:23:29 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2192981 | 2026-07-08 01:04:20 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2176321 | 2026-06-09 01:20:14 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2172518 | 2026-06-02 05:56:46 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | blocked | blocked | none | Report | ||
| 2172443 | 2026-06-02 01:43:06 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2172434 | 2026-06-02 01:05:13 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2140783 | 2026-04-06 01:04:32 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2138562 | 2026-04-01 08:01:40 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2138547 | 2026-04-01 06:57:18 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2131241 | 2026-03-19 01:28:19 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2125753 | 2026-03-09 04:16:33 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2085945 | 2025-12-28 00:05:37 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2082022 | 2025-12-19 13:32:26 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2082012 | 2025-12-19 13:05:49 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2081071 | 2025-12-18 02:36:08 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2081036 | 2025-12-18 00:43:18 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2080431 | 2025-12-17 01:24:59 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2079805 | 2025-12-16 05:30:18 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2065229 | 2025-11-20 07:29:51 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2065213 | 2025-11-20 06:50:29 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2065204 | 2025-11-20 06:19:00 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2065184 | 2025-11-20 05:36:41 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2065180 | 2025-11-20 05:14:10 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2065179 | 2025-11-20 05:01:43 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2064710 | 2025-11-19 10:27:06 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2064614 | 2025-11-19 06:06:19 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2063909 | 2025-11-18 02:39:23 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2063895 | 2025-11-18 01:13:40 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2063419 | 2025-11-17 11:50:12 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2063248 | 2025-11-17 05:16:35 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2060650 | 2025-11-12 10:34:45 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2059623 | 2025-11-10 09:59:46 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2059582 | 2025-11-10 05:47:03 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2058678 | 2025-11-06 09:57:45 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2044394 | 2025-10-10 11:13:06 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
| 2015280 | 2025-08-19 09:35:41 | 2400:2200:8xx::/40 | 17676 (ULTINA) | jpn (Japan) | no | unknown | unknown | none | Report | ||
All results shown