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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
10060882020-10-14 00:57:32219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
9789442020-09-10 02:21:23219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
7928592019-11-21 00:42:04219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
7896782019-11-16 02:08:44219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
7709842019-10-17 00:27:22219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
7703812019-10-16 06:23:17219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
7585652019-09-27 11:05:24219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7563792019-09-24 06:32:16219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7513342019-09-16 00:29:21219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7510322019-09-15 10:29:33219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7503662019-09-14 00:34:10219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7498282019-09-13 05:41:34219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7498062019-09-13 04:17:15219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7402582019-08-27 12:55:12219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7393512019-08-26 02:08:08219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
7334602019-08-15 03:08:19219.230.77.x/2424361 (CNGI-NJ-IX-AS-AP)chn (China)yesrewrittenrewrittennoneReport
4638922018-05-12 06:15:26219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport
2406282017-06-06 07:08:29219.230.77.x/244538 (ERX-CERNET-BKB)chn (China)yesrewrittenrewrittennoneReport

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