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Recent tests

Result filters: AS numbers or (partial) names: Country codes: Only show non-remediated spoofing
Spoof status key
receivedSpoofed packet was received.Pattern of tests from this IP block indicates a switch from allowing spoofing to blocking it.
rewrittenSpoofed packet was received, but the source address was changed en route.
blockedSpoofed packet was not received, but unspoofed packet was.
unknownNeither spoofed nor unspoofed packet was received.

SessionTimestamp (UTC)Client IP BlockASNCountryNATOutbound
Private
Status
Outbound
Routable
Status
Adj Spoof
Prefix Len
Results
1621482017-03-10 12:50:49223.143.38.x/2417421 (EMOME-NET)twn (Taiwan)yesblockedblockednoneReport
1621452017-03-10 12:47:3561.228.51.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1619172017-03-10 02:23:2036.231.51.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1607822017-03-08 10:33:5559.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1607732017-03-08 10:03:1861.228.46.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1607702017-03-08 09:54:3960.251.142.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1606402017-03-08 03:15:5561.228.49.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1606172017-03-08 01:54:38203.70.231.x/244780 (SEEDNET)twn (Taiwan)yesrewrittenrewrittennoneReport
1602512017-03-07 14:23:09203.70.231.x/244780 (SEEDNET)twn (Taiwan)yesrewrittenrewrittennoneReport
1602392017-03-07 14:11:28203.70.231.x/244780 (SEEDNET)twn (Taiwan)yesrewrittenrewrittennoneReport
1591382017-03-05 10:20:28111.248.74.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1584542017-03-04 04:26:2136.230.48.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1581792017-03-03 16:38:10111.248.73.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1581362017-03-03 15:05:00111.248.73.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1580482017-03-03 11:36:08223.143.15.x/2417421 (EMOME-NET)twn (Taiwan)yesblockedblockednoneReport
1572292017-03-02 02:16:0036.231.53.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1567032017-03-01 08:15:5659.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1565672017-03-01 02:09:1536.231.24.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1547522017-02-26 05:41:5061.230.236.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1527032017-02-24 10:21:03223.143.116.x/2417421 (EMOME-NET)twn (Taiwan)yesblockedblockednoneReport
1514422017-02-22 10:34:31220.134.91.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1513792017-02-22 07:09:0959.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1491122017-02-18 12:38:421.160.107.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1489842017-02-18 06:23:2136.231.44.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1484092017-02-17 07:40:31223.143.215.x/2417421 (EMOME-NET)twn (Taiwan)yesblockedblockednoneReport
1478132017-02-16 10:28:1559.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1477482017-02-16 07:21:5736.231.63.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1470462017-02-15 09:27:55220.134.91.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1464002017-02-14 09:44:1536.231.47.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1462062017-02-14 02:01:3260.251.142.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1434302017-02-09 09:21:2959.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1433962017-02-09 07:32:4261.228.49.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1433072017-02-09 03:02:4061.228.49.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1427672017-02-08 08:21:22220.134.91.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1398852017-02-03 22:26:3061.216.161.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1398672017-02-03 21:51:29125.227.70.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1396822017-02-03 16:40:2161.216.161.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1394912017-02-03 11:08:081.163.72.x/243462 (HINET)twn (Taiwan)yesunknownunknownnoneReport
1394882017-02-03 11:00:211.163.72.x/243462 (HINET)twn (Taiwan)yesunknownrewrittennoneReport
1394822017-02-03 10:43:351.163.72.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1393682017-02-03 05:34:1761.228.38.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1386942017-02-02 10:08:371.163.72.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1386872017-02-02 09:58:081.163.72.x/243462 (HINET)twn (Taiwan)yesunknownunknownnoneReport
1386752017-02-02 09:34:431.163.72.x/243462 (HINET)twn (Taiwan)yesunknownunknownnoneReport
1386492017-02-02 08:44:4159.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1385202017-02-02 01:55:5560.251.142.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1379772017-02-01 07:57:511.171.85.x/243462 (HINET)twn (Taiwan)yesunknownrewrittennoneReport
1379692017-02-01 07:45:451.171.85.x/243462 (HINET)twn (Taiwan)yesunknownrewrittennoneReport
1379612017-02-01 07:38:4861.216.161.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1378272017-02-01 01:57:39123.240.129.x/24131596 (TBCOM-NET)twn (Taiwan)yesblockedblockednoneReport
1373702017-01-31 11:26:541.171.85.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1372672017-01-31 07:04:451.171.85.x/243462 (HINET)twn (Taiwan)yesunknownrewrittennoneReport
1368622017-01-30 16:49:06125.227.200.x/243462 (HINET)twn (Taiwan)yesunknownunknownnoneReport
1368482017-01-30 16:29:11125.227.200.x/243462 (HINET)twn (Taiwan)yesunknownunknownnoneReport
1368382017-01-30 16:17:54123.240.129.x/24131596 (TBCOM-NET)twn (Taiwan)yesblockedblockednoneReport
1365372017-01-30 06:31:24223.139.81.x/2417421 (EMOME-NET)twn (Taiwan)yesrewrittenrewrittennoneReport
1365332017-01-30 06:19:19223.139.81.x/2417421 (EMOME-NET)twn (Taiwan)yesrewrittenrewrittennoneReport
1362432017-01-29 17:36:401.200.195.x/2424157 (VIBO-NET-AS)twn (Taiwan)yesunknownunknownnoneReport
1362382017-01-29 17:25:141.200.195.x/2424157 (VIBO-NET-AS)twn (Taiwan)yesunknownblockednoneReport
1361022017-01-29 11:08:33123.110.59.x/24131596 (TBCOM-NET)twn (Taiwan)yesunknownunknownnoneReport
1360382017-01-29 07:32:23123.110.59.x/24131596 (TBCOM-NET)twn (Taiwan)yesunknownunknownnoneReport
1358332017-01-28 22:05:471.163.1.x/243462 (HINET)twn (Taiwan)yesunknownunknownnoneReport
1358202017-01-28 21:44:121.163.1.x/243462 (HINET)twn (Taiwan)yesunknownrewrittennoneReport
1358172017-01-28 21:37:031.163.1.x/243462 (HINET)twn (Taiwan)yesunknownunknownnoneReport
1354852017-01-28 05:20:061.163.1.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1350152017-01-27 16:04:32180.217.252.x/2424157 (VIBO-NET-AS)twn (Taiwan)yesunknownblockednoneReport
1347192017-01-27 06:50:20123.240.129.x/24131596 (TBCOM-NET)twn (Taiwan)yesblockedblockednoneReport
1346922017-01-27 05:29:2839.12.134.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1341912017-01-26 11:54:06180.217.65.x/2424157 (VIBO-NET-AS)twn (Taiwan)yesblockedblockednoneReport
1341342017-01-26 09:35:2827.52.234.x/249674 (FET-TW)twn (Taiwan)yesblockedblockednoneReport
1341242017-01-26 09:12:0227.52.234.x/249674 (FET-TW)twn (Taiwan)yesrewrittenrewrittennoneReport
1340902017-01-26 08:04:5261.228.42.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1340292017-01-26 05:10:1460.251.142.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1338112017-01-25 21:04:12140.112.218.x/2417716 (NTU-TW)twn (Taiwan)yesunknownblockednoneReport
1338052017-01-25 20:56:04140.112.218.x/2417716 (NTU-TW)twn (Taiwan)yesunknownblockednoneReport
1334012017-01-25 04:07:4860.251.142.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1331712017-01-24 20:13:34140.112.218.x/2417716 (NTU-TW)twn (Taiwan)yesblockedblockednoneReport
1331542017-01-24 19:47:16140.112.218.x/2417716 (NTU-TW)twn (Taiwan)yesunknownunknownnoneReport
1327172017-01-24 07:36:4661.228.35.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1326312017-01-24 03:05:09140.112.16.x/2417716 (NTU-TW)twn (Taiwan)yesrewrittenblocked/26Report
1326032017-01-24 01:53:42140.112.218.x/2417716 (NTU-TW)twn (Taiwan)yesblockedblockednoneReport
1313812017-01-18 08:09:5059.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1313672017-01-18 07:27:4236.231.62.x/243462 (HINET)twn (Taiwan)yesunknownrewrittennoneReport
1312902017-01-18 03:01:0960.251.142.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1307332017-01-17 07:39:3660.251.142.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1306482017-01-17 03:17:201.34.140.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1293952017-01-15 02:54:1461.230.230.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1283592017-01-13 06:10:0160.251.142.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1282732017-01-13 03:01:3836.231.36.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276812017-01-12 08:34:4559.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1276802017-01-12 08:30:2859.120.195.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276772017-01-12 08:24:4859.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1276752017-01-12 08:22:1359.120.195.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276732017-01-12 08:18:5759.120.195.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276722017-01-12 08:15:3059.120.195.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276692017-01-12 08:12:2959.120.195.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276662017-01-12 08:07:1759.120.195.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276642017-01-12 08:04:0159.120.195.x/243462 (HINET)twn (Taiwan)yesrewrittenrewrittennoneReport
1276612017-01-12 07:59:4759.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport
1276592017-01-12 07:53:2859.120.195.x/243462 (HINET)twn (Taiwan)yesblockedblockednoneReport

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