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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
22407062026-09-28 11:24:5361.206.47.x/244694 (IDCF)jpn (Japan)yesblockedblockednoneReport
22405592026-09-28 05:06:53113.213.241.x/2410013 (FBDC)jpn (Japan)yesblockedreceived/8Report
22404172026-09-27 19:14:14121.83.127.x/2417511 (OPTAGE)jpn (Japan)yesrewrittenrewrittennoneReport
22402322026-09-27 08:17:11113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22401752026-09-27 06:08:47130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22401502026-09-27 05:26:45130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22401292026-09-27 05:04:42130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22401172026-09-27 04:52:38130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22400022026-09-26 22:07:14130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22399972026-09-26 21:55:04130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22399392026-09-26 18:20:36115.179.206.x/242519 (Vectant)jpn (Japan)yes✔blockedreceived/8Report
22398712026-09-26 15:06:37118.240.158.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
22397512026-09-26 09:44:4414.12.144.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22390782026-09-25 05:08:55111.100.165.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22390782026-09-25 05:08:55240b:11:3exx::/402516 (KDDI)jpn (Japan)noblockedblocked/56Report
22389652026-09-24 23:21:14130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22389472026-09-24 22:39:12130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22389372026-09-24 22:17:06130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22389332026-09-24 22:05:01130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22389252026-09-24 21:42:06130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22387222026-09-24 14:32:51221.121.226.x/2417698 (CNCI)jpn (Japan)yesblockedblockednoneReport
22384902026-09-24 07:48:19202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
22382082026-09-23 20:02:01185.242.4.x/249009 (M247)jpn (Japan)yesblockedblockednoneReport
22380212026-09-23 13:58:23207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22380102026-09-23 13:37:02202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
22378882026-09-23 09:27:41130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22377542026-09-23 02:47:04130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22377352026-09-23 02:05:00130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22377212026-09-23 01:42:58130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22377172026-09-23 01:30:57130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22371522026-09-22 05:53:37193.148.16.x/249009 (M247)jpn (Japan)yesrewrittenrewrittennoneReport
22371332026-09-22 04:36:5445.87.213.x/249009 (M247)jpn (Japan)yesrewrittenrewrittennoneReport
22368792026-09-21 16:53:14207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22366452026-09-21 10:17:4461.206.47.x/244694 (IDCF)jpn (Japan)yesblockedblockednoneReport
22364462026-09-20 23:52:14104.28.249.x/2413335 (CLOUDFLARENET)jpn (Japan)yesrewrittenrewrittennoneReport
22361942026-09-20 07:10:34113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22359082026-09-19 17:13:49115.179.206.x/242519 (Vectant)jpn (Japan)yes✔blockedreceived/8Report
22357252026-09-19 08:38:1714.12.144.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22356912026-09-19 05:55:29207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22356312026-09-19 00:05:59130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22356182026-09-18 23:23:53130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22356142026-09-18 23:01:52130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22356072026-09-18 22:49:53130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22356032026-09-18 22:36:13130.62.1.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22353522026-09-18 12:37:4314.12.144.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22352552026-09-18 10:50:4260.32.13.x/244713 (OCN)jpn (Japan)yesblockedblocked/29Report
22352552026-09-18 10:50:422400:4114:4xx::/404713 (OCN)jpn (Japan)noblockedblocked/48Report
22351102026-09-18 05:52:4958.95.84.x/244713 (OCN)jpn (Japan)yesrewrittenrewrittennoneReport
22350892026-09-18 04:58:54193.148.16.x/249009 (M247)jpn (Japan)yesrewrittenrewrittennoneReport
22350262026-09-18 01:03:44113.213.241.x/2410013 (FBDC)jpn (Japan)yesblockedreceived/8Report
22347522026-09-17 13:40:12118.240.158.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
22345772026-09-17 08:51:50113.213.241.x/2410013 (FBDC)jpn (Japan)yesblockedreceived/8Report
22343642026-09-16 20:02:02185.242.4.x/249009 (M247)jpn (Japan)yesblockedblockednoneReport
22340742026-09-16 12:29:53202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
22340662026-09-16 12:17:4114.12.144.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22331472026-09-15 01:03:12133.100.7.x/2418148 (NANAKUMA-NET)jpn (Japan)noblockedblocked/27Report
22331472026-09-15 01:03:122405:be00:xx::/4018148 (NANAKUMA-NET)jpn (Japan)nounknownunknownnoneReport
22326512026-09-14 09:10:3561.206.47.x/244694 (IDCF)jpn (Japan)yesblockedblockednoneReport
22322502026-09-13 11:41:50101.140.79.x/2417511 (OPTAGE)jpn (Japan)yesrewrittenrewrittennoneReport
22322262026-09-13 11:00:08101.140.79.x/2417511 (OPTAGE)jpn (Japan)yesrewrittenrewrittennoneReport
22322202026-09-13 10:38:26101.140.79.x/2417511 (OPTAGE)jpn (Japan)yesrewrittenrewrittennoneReport
22322172026-09-13 10:26:43101.140.79.x/2417511 (OPTAGE)jpn (Japan)yesrewrittenrewrittennoneReport
22321652026-09-13 07:00:0320.89.250.x/248075 (MICROSOFT-CORP-MSN-AS-BLOCK)jpn (Japan)yesunknownrewrittennoneReport
22321312026-09-13 06:03:45113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22319692026-09-12 23:52:50130.62.4.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22318282026-09-12 16:06:48115.179.206.x/242519 (Vectant)jpn (Japan)yes✔blockedreceived/8Report
22316862026-09-12 09:08:42150.40.127.x/24211619 (MAXKO)jpn (Japan)noblocked✔blockednoneReport
22311182026-09-11 07:32:27133.100.95.x/2418148 (NANAKUMA-NET)jpn (Japan)yesunknownunknownnoneReport
22306522026-09-10 12:33:21118.240.158.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
22304152026-09-10 02:21:18133.100.7.x/2418148 (NANAKUMA-NET)jpn (Japan)noblockedblocked/27Report
22304152026-09-10 02:21:182405:be00:xx::/4018148 (NANAKUMA-NET)jpn (Japan)nounknownunknownnoneReport
22303652026-09-10 00:16:00133.100.7.x/2418148 (NANAKUMA-NET)jpn (Japan)noblockedblocked/27Report
22303652026-09-10 00:16:002405:be00:xx::/4018148 (NANAKUMA-NET)jpn (Japan)nounknownunknownnoneReport
22302712026-09-09 20:02:02185.242.4.x/249009 (M247)jpn (Japan)yesblockedblockednoneReport
22299422026-09-09 11:22:53202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
22299342026-09-09 11:11:2414.12.144.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22298582026-09-09 08:09:40219.104.165.x/242527 (So-net)jpn (Japan)yesblockedblockednoneReport
22294482026-09-08 16:53:57207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22293432026-09-08 13:21:30207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22289842026-09-07 22:40:092406:2d40:69xx::/4014593 (SPACEX-STARLINK)jpn (Japan)noblockedblocked/56Report
22285642026-09-07 08:03:3061.206.47.x/244694 (IDCF)jpn (Japan)yesblockedblockednoneReport
22284692026-09-07 03:43:40207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22281702026-09-06 09:19:15101.140.79.x/2417511 (OPTAGE)jpn (Japan)yesrewrittenrewrittennoneReport
22281702026-09-06 09:19:152001:ce8:1xx::/4017511 (OPTAGE)jpn (Japan)noblockedblocked/64Report
22280552026-09-06 04:56:57113.157.238.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22279992026-09-06 03:37:58207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22279242026-09-05 22:27:03217.178.134.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22279182026-09-05 22:04:57217.178.134.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22279142026-09-05 21:52:53217.178.134.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22277812026-09-05 14:59:45115.179.206.x/242519 (Vectant)jpn (Japan)yes✔blockedreceived/8Report
22276502026-09-05 08:01:25150.40.127.x/24211619 (MAXKO)jpn (Japan)noblocked✔blockednoneReport
22265662026-09-03 11:26:5560.32.13.x/244713 (OCN)jpn (Japan)yesblockedblocked/29Report
22265632026-09-03 11:26:27118.153.250.x/242516 (KDDI)jpn (Japan)yesrewrittenrewrittennoneReport
22265442026-09-03 10:44:5760.32.13.x/244713 (OCN)jpn (Japan)yesblockedblocked/29Report
22263172026-09-02 23:20:19217.178.134.x/2455391 (MF-NATIVE6-E)jpn (Japan)yesblockedblockednoneReport
22262542026-09-02 20:02:02185.242.4.x/249009 (M247)jpn (Japan)yesblockedblockednoneReport
22259382026-09-02 10:15:43202.213.127.x/247668 (HTCN)jpn (Japan)yesblockedblockednoneReport
22259362026-09-02 10:04:5914.12.144.x/242516 (KDDI)jpn (Japan)yesblockedblockednoneReport
22258342026-09-02 05:21:30180.53.244.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
22258122026-09-02 04:38:44180.53.244.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
22251942026-09-01 05:27:41180.53.244.x/244713 (OCN)jpn (Japan)yesblockedblockednoneReport
22251862026-09-01 04:57:14212.102.51.x/24212238 (CDNEXT)jpn (Japan)yesrewrittenrewrittennoneReport
22251812026-09-01 04:16:53207.148.99.x/2420473 (AS-VULTR)jpn (Japan)yesrewrittenrewrittennoneReport
22245472026-08-31 06:56:2461.206.47.x/244694 (IDCF)jpn (Japan)yesblockedblockednoneReport
22244482026-08-30 23:48:00131.147.247.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
22244482026-08-30 23:48:00240d:1a:6xx::/402527 (So-net)jpn (Japan)noblockedreceived/56Report
22242782026-08-30 14:54:32131.147.247.x/242527 (So-net)jpn (Japan)yesrewrittenrewrittennoneReport
22242782026-08-30 14:54:32240d:1a:6xx::/402527 (So-net)jpn (Japan)noblockedreceived/56Report

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