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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
2983512017-08-17 03:51:16103.208.220.x/2446562 (PERFORMIVE)jpn (Japan)yesblockedblockednoneReport
2983322017-08-17 03:05:51114.190.48.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2982862017-08-17 01:34:40103.208.220.x/2446562 (PERFORMIVE)jpn (Japan)yesblockedblockednoneReport
2982832017-08-17 01:14:15118.106.135.x/2418126 (CTCX)jpn (Japan)yesrewrittenrewrittennoneReport
2982832017-08-17 01:14:152402:6b00:3cxx::/4018126 (CTCX)jpn (Japan)noblockedblocked/56Report
2982762017-08-17 00:57:0661.25.255.x/249824 (JTCL-JP-AS)jpn (Japan)yesrewrittenrewrittennoneReport
2982652017-08-17 00:31:05103.208.220.x/2446562 (PERFORMIVE)jpn (Japan)yesblockedblockednoneReport
2981822017-08-16 22:06:48218.44.40.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2978642017-08-16 12:10:50218.224.148.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2977552017-08-16 08:17:15103.208.220.x/2446562 (PERFORMIVE)jpn (Japan)yesblockedblockednoneReport
2975822017-08-16 00:14:34103.208.220.x/2446562 (PERFORMIVE)jpn (Japan)yesblockedblockednoneReport
2975332017-08-15 22:39:25218.224.148.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2974652017-08-15 20:30:09126.99.218.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
2974422017-08-15 19:32:58125.54.67.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
2971372017-08-15 10:10:2939.3.156.x/244725 (ODN)jpn (Japan)yesblockedblockednoneReport
2970642017-08-15 06:53:44103.208.220.x/2446562 (PERFORMIVE)jpn (Japan)yesblockedblockednoneReport
2970222017-08-15 04:53:07103.208.220.x/2446562 (PERFORMIVE)jpn (Japan)yesblockedblockednoneReport
2968822017-08-14 22:47:28223.132.19.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2968802017-08-14 22:46:11121.116.152.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2967912017-08-14 18:38:42223.132.19.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2963112017-08-13 22:37:09114.188.213.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2960782017-08-13 13:14:07118.106.135.x/2418126 (CTCX)jpn (Japan)yesrewrittenrewrittennoneReport
2960782017-08-13 13:14:072402:6b00:3cxx::/4018126 (CTCX)jpn (Japan)noblockedblocked/56Report
2957752017-08-12 22:20:18114.188.213.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2952512017-08-11 22:39:31114.188.213.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2948612017-08-11 11:33:2960.38.204.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2945342017-08-10 22:49:50218.224.148.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2944752017-08-10 20:56:28218.33.186.x/2417676 (GIGAINFRA)jpn (Japan)yesrewrittenrewrittennoneReport
2940342017-08-10 09:54:48114.186.69.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2937472017-08-09 23:59:0614.133.81.x/2418126 (CTCX)jpn (Japan)yesrewrittenrewrittennoneReport
2937472017-08-09 23:59:062402:6b00:54xx::/4018126 (CTCX)jpn (Japan)noblockedblocked/56Report
2937442017-08-09 23:50:1861.25.255.x/249824 (JTCL-JP-AS)jpn (Japan)yesrewrittenrewrittennoneReport
2936852017-08-09 22:12:07121.116.152.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2933772017-08-09 14:37:05126.174.5.x/2417676 (GIGAINFRA)jpn (Japan)yesrewrittenrewrittennoneReport
2931942017-08-09 10:52:3527.133.156.x/249370 (SAKURA-B)jpn (Japan)yesblockedreceived/31Report
2931832017-08-09 10:34:0427.133.156.x/249370 (SAKURA-B)jpn (Japan)yesblockedreceived/8Report
2931802017-08-09 10:32:18221.185.109.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2931702017-08-09 10:11:3427.133.156.x/249370 (SAKURA-B)jpn (Japan)yesblockedreceived/8Report
2928022017-08-08 23:18:5960.43.58.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2927772017-08-08 22:43:1860.43.58.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2926272017-08-08 18:15:21125.54.67.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
2925312017-08-08 15:50:49126.227.221.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
2923572017-08-08 11:12:38160.13.239.x/242497 (IIJ)jpn (Japan)yesblockedblockednoneReport
2923032017-08-08 09:03:5139.3.156.x/244725 (ODN)jpn (Japan)yesblockedblockednoneReport
2922552017-08-08 07:47:03126.170.67.x/2417676 (GIGAINFRA)jpn (Japan)yesrewrittenrewrittennoneReport
2922392017-08-08 07:17:48183.77.168.x/244685 (ASAHI-NET)jpn (Japan)yesblockedreceivednoneReport
2919862017-08-07 22:16:29114.188.212.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2918172017-08-07 17:31:34120.75.23.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2918172017-08-07 17:31:342409:10:92xx::/4055391 (MF-NATIVE6-E)jpn (Japan)noblockedblocked/64Report
2917742017-08-07 16:26:23120.75.23.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2917742017-08-07 16:26:232409:10:92xx::/4055391 (MF-NATIVE6-E)jpn (Japan)noblockedblocked/64Report
2915592017-08-07 11:18:2539.3.156.x/244725 (ODN)jpn (Japan)yesblockedblockednoneReport
2915082017-08-07 10:02:14202.12.30.x/242515 (JPNIC)jpn (Japan)yesblockedblockednoneReport
2915082017-08-07 10:02:142001:dc2:10xx::/402515 (JPNIC)jpn (Japan)yesblockedblockednoneReport
2913992017-08-07 06:43:49150.100.253.x/242907 (SINET-AS)jpn (Japan)yesunknownunknownnoneReport
2913612017-08-07 05:18:08153.136.162.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2911852017-08-06 23:10:17114.188.214.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2909412017-08-06 12:06:56118.106.135.x/2418126 (CTCX)jpn (Japan)yesrewrittenrewrittennoneReport
2909412017-08-06 12:06:562402:6b00:3cxx::/4018126 (CTCX)jpn (Japan)noblockedblocked/56Report
2908802017-08-06 09:20:5139.110.226.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2908662017-08-06 08:51:0639.110.226.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2907732017-08-06 05:21:55218.224.147.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2902542017-08-05 07:59:59218.44.40.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2900712017-08-05 00:32:54126.227.221.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
2900542017-08-04 23:48:57118.106.135.x/2418126 (CTCX)jpn (Japan)yesrewrittenrewrittennoneReport
2900542017-08-04 23:48:572402:6b00:3cxx::/4018126 (CTCX)jpn (Japan)noblockedblocked/56Report
2900222017-08-04 22:34:31219.164.110.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2900122017-08-04 22:04:21218.33.186.x/2417676 (GIGAINFRA)jpn (Japan)yesrewrittenrewrittennoneReport
2896212017-08-04 09:36:25124.33.246.x/2417506 (UCOM)jpn (Japan)yesblockedblockednoneReport
2893332017-08-03 22:40:24114.188.215.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2889572017-08-03 12:19:1661.206.246.x/249997 (MECHA)jpn (Japan)yesblockedblockednoneReport
2889252017-08-03 11:13:54210.131.155.x/242519 (VECTANT)jpn (Japan)yesblockedblockednoneReport
2888352017-08-03 08:48:22114.186.69.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
2885012017-08-02 22:37:29114.188.214.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2880142017-08-02 09:29:4761.25.255.x/249824 (JTCL-JP-AS)jpn (Japan)yesrewrittenrewrittennoneReport
2878912017-08-02 06:05:5239.110.226.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2877422017-08-02 00:52:5552.185.146.x/248075 (MICROSOFT-CORP-MSN-AS-BLOCK)jpn (Japan)yesblockedblockednoneReport
2876622017-08-01 21:56:36114.188.215.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2870032017-08-01 02:50:28126.160.38.x/2417676 (GIGAINFRA)jpn (Japan)yesrewrittenrewrittennoneReport
2868712017-07-31 22:26:54219.164.110.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2866142017-07-31 15:19:18223.132.51.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2866142017-07-31 15:19:182409:10:92xx::/4055391 (MF-NATIVE6-E)jpn (Japan)noblockedblocked/64Report
2864492017-07-31 12:00:54180.36.54.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
2863662017-07-31 09:56:0639.3.156.x/244725 (ODN)jpn (Japan)yesblockedblockednoneReport
2863482017-07-31 09:21:4239.3.156.x/244725 (ODN)jpn (Japan)yesblockedblockednoneReport
2861402017-07-31 02:47:43218.224.148.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2860282017-07-30 22:40:08121.116.153.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2856532017-07-30 07:22:3139.110.226.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2854002017-07-29 22:30:10218.224.148.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2853652017-07-29 21:09:09210.234.22.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
2851032017-07-29 12:28:59114.188.215.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2847952017-07-28 23:26:10126.227.221.x/2417676 (GIGAINFRA)jpn (Japan)yesblockedblockednoneReport
2847772017-07-28 22:47:5360.36.110.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2843802017-07-28 12:40:03218.33.186.x/2417676 (GIGAINFRA)jpn (Japan)yesrewrittenrewrittennoneReport
2842672017-07-28 09:07:38118.106.135.x/2418126 (CTCX)jpn (Japan)yesrewrittenrewrittennoneReport
2842672017-07-28 09:07:382402:6b00:3cxx::/4018126 (CTCX)jpn (Japan)noblockedblocked/56Report
2839772017-07-28 00:30:1639.110.226.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2839352017-07-27 23:16:0239.110.226.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
2839152017-07-27 22:34:21114.188.215.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2833072017-07-27 07:26:57114.186.69.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
2832012017-07-27 04:26:23122.130.238.x/242518 (BIGLOBE)jpn (Japan)yesrewrittenrewrittennoneReport
2832012017-07-27 04:26:23240b:13:22xx::/402516 (KDDI)jpn (Japan)noblockedblocked/64Report
2831992017-07-27 04:26:21211.2.156.x/247516 (TOHKNET)jpn (Japan)yesblockedreceived/8Report
2831992017-07-27 04:26:21240b:13:22xx::/402516 (KDDI)jpn (Japan)noblockedblocked/64Report
2830922017-07-27 01:50:4161.193.86.x/242518 (BIGLOBE)jpn (Japan)yesrewrittenrewrittennoneReport
2829852017-07-26 23:17:1861.118.56.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2829432017-07-26 22:13:23114.188.215.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
2824272017-07-26 08:22:5961.25.255.x/249824 (JTCL-JP-AS)jpn (Japan)yesrewrittenrewrittennoneReport
2823872017-07-26 06:47:38211.2.156.x/247516 (TOHKNET)jpn (Japan)yesblockedreceived/8Report
2823872017-07-26 06:47:38240b:13:22xx::/402516 (KDDI)jpn (Japan)noblockedblocked/64Report
2823582017-07-26 05:34:40211.2.156.x/247516 (TOHKNET)jpn (Japan)yesblockedreceived/8Report
2823582017-07-26 05:34:40240b:13:22xx::/402516 (KDDI)jpn (Japan)noblockedblocked/64Report
2823012017-07-26 03:48:48220.102.157.x/242518 (BIGLOBE)jpn (Japan)yesrewrittenrewrittennoneReport
2821522017-07-25 22:41:58121.116.152.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport

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