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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
21140442026-02-16 07:05:54103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
21135182026-02-15 02:11:38116.107.231.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21135182026-02-15 02:11:382402:800:61xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
21125562026-02-13 10:10:44116.107.231.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21125562026-02-13 10:10:442402:800:61xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
21121282026-02-12 15:23:02115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
21121282026-02-12 15:23:022402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
21119912026-02-12 12:04:15113.185.40.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesunknownunknownnoneReport
21119912026-02-12 12:04:152001:ee0:2xx::/4045899 (VNPT-AS-VN)vnm (Vietnam)noblockedblocked/64Report
21119402026-02-12 10:39:16113.185.40.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesunknownunknownnoneReport
21119402026-02-12 10:39:162001:ee0:2xx::/4045899 (VNPT-AS-VN)vnm (Vietnam)noblockedblocked/64Report
21107902026-02-10 13:38:05123.27.230.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesblockedblockednoneReport
21107742026-02-10 13:13:05123.27.230.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesblockedblockednoneReport
21107352026-02-10 12:26:18123.27.230.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesblockedblockednoneReport
21097712026-02-09 05:57:44103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
21083342026-02-06 09:03:52116.107.231.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21083202026-02-06 08:22:00116.107.231.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21083122026-02-06 08:00:11116.107.231.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21083082026-02-06 07:48:14116.107.231.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21079562026-02-05 15:23:02115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
21079562026-02-05 15:23:022402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
21056192026-02-02 04:49:30103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
21053162026-02-01 08:55:0714.170.75.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesblockedblockednoneReport
21049592026-01-31 15:29:08113.185.40.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesunknownunknownnoneReport
21044842026-01-30 15:58:57123.27.232.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
21042172026-01-30 02:41:00117.1.229.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21039202026-01-29 15:23:03115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
21039202026-01-29 15:23:032402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
21035572026-01-29 02:19:43171.255.161.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21035442026-01-29 01:57:10171.255.161.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21035442026-01-29 01:57:102401:d800:95xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
21035422026-01-29 01:44:33171.255.161.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21035422026-01-29 01:44:332401:d800:95xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
21024362026-01-27 08:59:15103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
21018142026-01-26 13:29:28113.179.77.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
21013582026-01-25 11:29:11113.185.41.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesunknownunknownnoneReport
21013442026-01-25 10:25:33113.185.41.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesunknownunknownnoneReport
21013412026-01-25 10:13:45113.185.41.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesunknownunknownnoneReport
21012232026-01-25 04:13:08113.175.205.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
21012232026-01-25 04:13:082001:ee0:48xx::/4045899 (VNPT-AS-VN)vnm (Vietnam)noblockedreceived/16Report
21007802026-01-24 03:33:0914.229.179.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
21007712026-01-24 02:51:2614.229.179.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
21007652026-01-24 02:18:0614.229.179.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
21001932026-01-23 01:34:09117.1.229.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
21001842026-01-23 00:52:17117.1.229.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20999312026-01-22 15:23:05115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
20999312026-01-22 15:23:052402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
20997112026-01-22 07:40:59103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20996482026-01-22 04:06:21117.1.229.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20996442026-01-22 03:54:31117.1.229.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20990102026-01-21 06:36:03116.107.236.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20989892026-01-21 05:32:37116.107.236.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20989832026-01-21 05:20:42116.107.236.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20986102026-01-20 13:20:49103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20971612026-01-18 01:39:47171.245.1.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20963522026-01-16 14:01:2414.228.251.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
20963462026-01-16 13:49:4614.228.251.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
20958142026-01-15 15:23:02115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
20958142026-01-15 15:23:022402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
20949862026-01-14 04:52:49103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20945412026-01-13 12:12:39103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20931572026-01-11 03:55:1014.228.108.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
20928502026-01-10 08:47:33171.245.1.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20928342026-01-10 08:05:39171.245.1.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20928282026-01-10 07:43:48171.245.1.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20928252026-01-10 07:31:56171.245.1.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20919882026-01-08 15:23:10115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
20919882026-01-08 15:23:102402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
20906232026-01-06 11:04:28103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20905982026-01-06 10:21:18103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20905912026-01-06 09:58:01103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20905872026-01-06 09:44:46103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20905492026-01-06 07:58:37171.245.25.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20905312026-01-06 06:54:57171.245.25.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20905252026-01-06 06:43:08171.245.25.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20895732026-01-04 22:20:36103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20893242026-01-04 07:58:27171.236.131.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesrewrittenrewrittennoneReport
20882272026-01-01 15:23:02115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
20882272026-01-01 15:23:022402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
20876412025-12-31 03:18:23103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20859792025-12-28 02:24:2659.153.225.x/24131429 (MOBIFONE-AS-VN)vnm (Vietnam)yesrewrittenrewrittennoneReport
20859742025-12-28 02:02:3959.153.225.x/24131429 (MOBIFONE-AS-VN)vnm (Vietnam)yesrewrittenrewrittennoneReport
20859682025-12-28 01:50:5659.153.225.x/24131429 (MOBIFONE-AS-VN)vnm (Vietnam)yesrewrittenrewrittennoneReport
20849612025-12-25 15:23:02115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
20849612025-12-25 15:23:022402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
20846272025-12-24 16:08:11103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20846132025-12-24 15:31:59103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20846092025-12-24 15:25:51103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20846042025-12-24 15:15:42103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20845952025-12-24 14:31:31103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20845852025-12-24 14:15:20103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20845752025-12-24 13:59:05103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20845682025-12-24 13:42:54103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20845592025-12-24 13:24:41103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20845492025-12-24 13:06:31103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20844552025-12-24 08:26:23103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20844522025-12-24 08:20:13103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20840152025-12-23 13:09:56103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20828782025-12-21 14:09:49123.27.246.x/2445899 (VNPT-AS-VN)vnm (Vietnam)yesrewrittenreceivednoneReport
20828782025-12-21 14:09:492001:ee0:48xx::/4045899 (VNPT-AS-VN)vnm (Vietnam)noreceivedreceived/16Report
20825972025-12-20 18:56:04116.100.243.x/2424086 (VIETTEL-AS-VN)vnm (Vietnam)yesblockedblockednoneReport
20814272025-12-18 15:23:03115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
20814272025-12-18 15:23:032402:800:63xx::/407552 (VIETEL-AS-AP)vnm (Vietnam)noblockedblocked/64Report
20799782025-12-16 12:01:42103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20799722025-12-16 11:47:28103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20793482025-12-15 15:15:19103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20793192025-12-15 14:32:08103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20793052025-12-15 14:09:01103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20792922025-12-15 13:55:46103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20785792025-12-14 03:29:30103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20785762025-12-14 03:17:53113.20.99.x/2445903 (CMCTELECOM-AS-VN)vnm (Vietnam)yesunknownunknownnoneReport
20785702025-12-14 02:46:17103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20785652025-12-14 02:23:06103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20785632025-12-14 02:09:54103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report
20772532025-12-11 15:23:02115.76.49.x/247552 (VIETEL-AS-AP)vnm (Vietnam)yesblockedblockednoneReport
20771522025-12-11 12:56:5242.113.141.x/2418403 (FPT-AS-AP)vnm (Vietnam)yesunknownunknownnoneReport
20770392025-12-11 10:29:38103.164.226.x/24150850vnm (Vietnam)noblockedreceived/9Report

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