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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
12433442021-11-02 13:52:292620:0:cxx::/4019230 (NANOG)usa (United States)nounknownunknownnoneReport
12424402021-10-31 21:33:51199.187.216.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
12424402021-10-31 21:33:512620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
8407402020-02-12 23:41:19199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
8407152020-02-12 22:22:52199.187.223.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8407152020-02-12 22:22:522620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8407142020-02-12 22:19:16199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
8399822020-02-11 21:20:27199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8399822020-02-11 21:20:272620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8398762020-02-11 18:15:56199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8398762020-02-11 18:15:562620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8398412020-02-11 17:32:31199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8398412020-02-11 17:32:312620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8392992020-02-10 21:33:24199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8392992020-02-10 21:33:242620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8392782020-02-10 21:07:17199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
8392272020-02-10 19:11:31199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8391982020-02-10 18:13:38199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8391982020-02-10 18:13:382620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8391922020-02-10 17:58:38199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8391922020-02-10 17:58:382620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8391472020-02-10 16:58:04199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
8385982020-02-09 19:48:29199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
8385012020-02-09 16:25:49199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8385012020-02-09 16:25:492620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
8380062020-02-08 16:43:57199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
8380062020-02-08 16:43:572620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
7808672019-11-01 18:14:55199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7808672019-11-01 18:14:552620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
7800272019-10-31 14:10:41199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7800272019-10-31 14:10:412620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
7788262019-10-29 15:47:45199.187.218.x/2419230 (NANOG)usa (United States)yesblockedblockednoneReport
7788262019-10-29 15:47:452620:0:cxx::/4019230 (NANOG)usa (United States)yesblockedblockednoneReport
7788082019-10-29 15:29:372620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
7788032019-10-29 15:22:38199.187.222.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7783302019-10-28 21:12:49199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7783302019-10-28 21:12:492620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
7782172019-10-28 18:01:47199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7781232019-10-28 16:02:13199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7781232019-10-28 16:02:132620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
7780682019-10-28 15:02:04199.187.219.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7780682019-10-28 15:02:042620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
7780672019-10-28 15:00:472620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
7780572019-10-28 14:52:03199.187.222.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7780572019-10-28 14:52:032620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
7779722019-10-28 12:40:27199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
7779722019-10-28 12:40:272620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6969582019-06-12 16:56:01199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/26Report
6963592019-06-11 20:28:192620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6963222019-06-11 19:23:45199.187.220.x/2419230 (NANOG)usa (United States)yesrewrittenrewrittennoneReport
6962172019-06-11 16:41:172620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6956052019-06-10 19:19:31199.187.220.x/2419230 (NANOG)usa (United States)yesrewrittenrewrittennoneReport
6954982019-06-10 16:03:48199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
6954982019-06-10 16:03:482620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6954272019-06-10 14:01:04199.187.220.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
6954082019-06-10 13:32:58199.187.218.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
6954082019-06-10 13:32:582620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6954062019-06-10 13:30:58199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
6954062019-06-10 13:30:582620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6953582019-06-10 11:55:29199.187.216.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
6953582019-06-10 11:55:292620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6950332019-06-09 19:28:48199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
6950332019-06-09 19:28:482620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6949052019-06-09 12:50:482620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6948992019-06-09 12:25:51192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/20Report
6948992019-06-09 12:25:512620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6946712019-06-08 22:56:45192.252.241.x/2419230 (NANOG)usa (United States)noblockedblocked/20Report
6946712019-06-08 22:56:452620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6946672019-06-08 22:49:51199.187.217.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
6946672019-06-08 22:49:512620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
6276502019-02-20 17:59:18199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
6276502019-02-20 17:59:182620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
6270352019-02-19 19:19:23199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
6269762019-02-19 17:26:182620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
6265382019-02-18 23:35:03199.187.222.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
6265382019-02-18 23:35:032620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
6265242019-02-18 22:49:17199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/31Report
6265242019-02-18 22:49:172620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
6265232019-02-18 22:43:54199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
6265042019-02-18 21:56:01199.187.220.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
6264392019-02-18 19:22:40199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
6263902019-02-18 17:38:19199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
6263782019-02-18 17:20:02199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
6263782019-02-18 17:20:022620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
6263232019-02-18 15:38:33199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/9Report
6263232019-02-18 15:38:332620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceived/48Report
5472082018-10-04 17:04:01199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5467042018-10-03 20:39:56199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5465952018-10-03 17:13:40199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5461132018-10-02 20:43:39199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5460302018-10-02 17:50:03199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5459972018-10-02 17:01:18199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5453202018-10-01 17:11:59199.187.222.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5452932018-10-01 16:50:09199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5452582018-10-01 15:21:35199.187.221.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
5449742018-10-01 04:15:24199.187.216.x/2419230 (NANOG)usa (United States)noblockedreceived/8Report
4919822018-06-27 19:19:25199.187.217.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4919822018-06-27 19:19:252620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4919142018-06-27 17:19:13199.187.223.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4918752018-06-27 16:06:21199.187.223.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4918612018-06-27 15:49:422620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4913932018-06-26 23:46:15199.187.217.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4913262018-06-26 21:12:57199.187.218.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4913262018-06-26 21:12:572620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4912992018-06-26 20:12:062620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4912662018-06-26 19:12:27199.187.217.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4912662018-06-26 19:12:272620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4912482018-06-26 18:15:49199.187.217.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4911922018-06-26 16:30:07199.187.222.x/2419230 (NANOG)usa (United States)noreceivedreceived/9Report
4911792018-06-26 16:16:34199.187.217.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4911612018-06-26 15:47:12199.187.223.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4911532018-06-26 15:40:52199.187.217.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4911532018-06-26 15:40:522620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4907262018-06-25 22:07:56199.187.221.x/2419230 (NANOG)usa (United States)noreceivedreceived/9Report
4907262018-06-25 22:07:562620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4907232018-06-25 22:03:44199.187.221.x/2419230 (NANOG)usa (United States)noreceivedreceived/9Report
4907232018-06-25 22:03:442620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4905202018-06-25 15:13:43199.187.218.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4905202018-06-25 15:13:432620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4904882018-06-25 14:13:512620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4904642018-06-25 13:47:12199.187.220.x/2419230 (NANOG)usa (United States)noreceivedreceived/9Report
4904642018-06-25 13:47:122620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4900992018-06-24 23:09:47199.187.221.x/2419230 (NANOG)usa (United States)noreceivedreceived/9Report
4900992018-06-24 23:09:472620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4899242018-06-24 15:26:30199.187.217.x/2419230 (NANOG)usa (United States)noreceivedreceived/8Report
4899242018-06-24 15:26:302620:0:cxx::/4019230 (NANOG)usa (United States)noreceivedreceived/16Report
4133312018-02-19 18:30:48199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/31Report
4133312018-02-19 18:30:482620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
4133012018-02-19 17:30:22199.187.221.x/2419230 (NANOG)usa (United States)nounknownunknownnoneReport
4133012018-02-19 17:30:222620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
4131972018-02-19 14:32:57199.187.221.x/2419230 (NANOG)usa (United States)noblockedblockednoneReport
4131972018-02-19 14:32:572620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblockednoneReport
4131932018-02-19 14:29:08199.187.221.x/2419230 (NANOG)usa (United States)noblockedblocked/21Report
4131932018-02-19 14:29:082620:0:cxx::/4019230 (NANOG)usa (United States)noblockedblocked/48Report
3288402017-10-05 16:06:22199.187.218.x/2419230 (NANOG)usa (United States)noblockedreceivednoneReport
3288402017-10-05 16:06:222620:0:cxx::/4019230 (NANOG)usa (United States)noblockedreceivednoneReport
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

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