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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
3284472017-10-05 00:20:36199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3284082017-10-04 22:35:492620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/120Report
3277862017-10-03 20:22:152620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3276542017-10-03 15:39:36199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/24Report
3276542017-10-03 15:39:362620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3272042017-10-03 01:02:05199.187.217.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3272042017-10-03 01:02:052620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/64Report
3270912017-10-02 21:34:26199.187.217.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3270672017-10-02 20:59:382620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3270442017-10-02 20:21:08199.187.218.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3270442017-10-02 20:21:082620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3269232017-10-02 17:14:29199.187.217.x/2419230 (NANOG)usa (United States)noblockedreceivednoneReport
3269032017-10-02 16:13:462620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3259592017-09-29 21:12:00199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3259592017-09-29 21:12:002620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3259482017-09-29 20:46:03199.187.222.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
3259482017-09-29 20:46:032620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3258732017-09-29 18:04:42199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3258732017-09-29 18:04:422620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3258112017-09-29 16:22:14199.187.218.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3258112017-09-29 16:22:142620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3258092017-09-29 16:22:04199.187.218.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
3258092017-09-29 16:22:042620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
3258052017-09-29 16:22:04199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2422192017-06-07 23:29:29199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2422192017-06-07 23:29:292620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2421672017-06-07 22:01:15199.187.218.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2421672017-06-07 22:01:152620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2421622017-06-07 21:46:45192.252.241.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2421622017-06-07 21:46:452620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2421062017-06-07 20:26:38199.187.218.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2421062017-06-07 20:26:382620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2412572017-06-06 21:49:22199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2403612017-06-05 23:37:05199.187.222.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2403612017-06-05 23:37:052620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2403562017-06-05 23:24:13199.187.222.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
2403562017-06-05 23:24:132620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2403342017-06-05 22:43:58199.187.218.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2403342017-06-05 22:43:582620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2403162017-06-05 22:13:27199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2403162017-06-05 22:13:272620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2402852017-06-05 21:57:46199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2402852017-06-05 21:57:462620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2402772017-06-05 21:22:11199.187.217.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2402772017-06-05 21:22:112620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2402732017-06-05 21:22:11199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2402732017-06-05 21:22:112620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2402712017-06-05 21:22:112620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2402592017-06-05 20:59:10199.187.222.x/2419230 (NANOG)usa (United States)noblockedreceived/30Report
2402592017-06-05 20:59:102620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceivednoneReport
2402572017-06-05 20:58:16199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2402522017-06-05 20:44:57192.252.241.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2402522017-06-05 20:44:572620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2402312017-06-05 20:07:09199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2402312017-06-05 20:07:092620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2401432017-06-05 17:55:57199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2401312017-06-05 17:32:41199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2401312017-06-05 17:32:412620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2400912017-06-05 16:49:20199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2400722017-06-05 16:28:26199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
2400722017-06-05 16:28:262620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
2386462017-06-03 20:38:06192.252.241.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
1430452017-02-08 18:21:03199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1430452017-02-08 18:21:032620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1430412017-02-08 18:17:06199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1429462017-02-08 15:24:04199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1429362017-02-08 15:10:13199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1424442017-02-07 19:31:11199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1424192017-02-07 18:37:49199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1423652017-02-07 16:46:09199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1423142017-02-07 15:28:31199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1423022017-02-07 15:10:38199.187.223.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1422802017-02-07 14:43:38199.187.223.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1422802017-02-07 14:43:382620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1422092017-02-07 13:03:44199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1417302017-02-06 22:06:572620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1416712017-02-06 21:03:532620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1414842017-02-06 16:08:03192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/28Report
1414842017-02-06 16:08:032620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1414662017-02-06 15:43:42199.187.218.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1414542017-02-06 15:26:38199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1414542017-02-06 15:26:382620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1414462017-02-06 15:17:31199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1414462017-02-06 15:17:312620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1414372017-02-06 15:06:06199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1414322017-02-06 15:02:55199.187.217.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1414322017-02-06 15:02:552620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1414302017-02-06 15:00:23199.187.217.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1414122017-02-06 14:40:13199.187.218.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1410522017-02-06 01:22:04199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
1410522017-02-06 01:22:042620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1410042017-02-05 23:04:29192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/8Report
1410042017-02-05 23:04:292620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1409982017-02-05 22:47:59192.252.241.x/2419230 (NANOG)usa (United States)yesblockedblocked/8Report
1409982017-02-05 22:47:592620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1408742017-02-05 17:32:32192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/8Report
1408742017-02-05 17:32:322620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1408702017-02-05 17:08:24192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/8Report
1408702017-02-05 17:08:242620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1405122017-02-05 00:12:11192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/8Report
1405122017-02-05 00:12:112620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1405072017-02-05 00:09:40192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/8Report
1405072017-02-05 00:09:402620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1404642017-02-04 22:37:472620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1403392017-02-04 17:26:52192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/20Report
1403392017-02-04 17:26:522620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
1402952017-02-04 16:04:18192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/20Report
1402952017-02-04 16:04:182620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceivednoneReport
1402832017-02-04 15:49:42192.252.241.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
1402832017-02-04 15:49:422620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceivednoneReport
805892016-10-21 16:42:14199.187.223.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
805892016-10-21 16:42:142620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
799942016-10-19 21:40:42199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
799722016-10-19 20:10:33199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
799222016-10-19 17:16:32199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
799182016-10-19 17:03:192620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
799112016-10-19 16:39:10199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
799072016-10-19 16:34:16199.187.219.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
799072016-10-19 16:34:162620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
799022016-10-19 16:07:56199.187.217.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
799022016-10-19 16:07:562620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
798802016-10-19 14:56:03199.187.218.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
798802016-10-19 14:56:032620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
798702016-10-19 14:35:58199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
798692016-10-19 14:34:43199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
798692016-10-19 14:34:432620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
798662016-10-19 14:33:09199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
798472016-10-19 13:42:482620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796562016-10-18 21:55:59199.187.218.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
796562016-10-18 21:55:592620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796542016-10-18 21:53:55199.187.218.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
796542016-10-18 21:53:552620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796452016-10-18 21:03:502620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796382016-10-18 20:48:302620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796332016-10-18 20:31:412620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796292016-10-18 20:14:372620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796252016-10-18 20:01:552620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796212016-10-18 19:55:57199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
796112016-10-18 19:22:102620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796082016-10-18 19:09:25199.187.218.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
796062016-10-18 19:05:192620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
796052016-10-18 19:05:07199.187.220.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
795912016-10-18 18:34:012620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
795842016-10-18 18:14:58199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
795622016-10-18 17:43:102620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
795572016-10-18 17:33:012620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
795562016-10-18 17:32:49199.187.217.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
795562016-10-18 17:32:492620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport

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