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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
20740272025-12-06 01:46:532a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20702032025-11-29 00:38:532a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20662682025-11-21 23:30:572a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20623512025-11-14 22:22:572a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20591172025-11-07 21:15:072a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20568462025-10-31 20:05:012a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20528492025-10-24 18:57:042a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20486372025-10-17 17:49:052a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20445492025-10-10 16:41:082a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20445352025-10-10 15:58:092a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20445262025-10-10 15:35:122a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20445212025-10-10 15:22:162a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20407512025-10-03 14:14:202a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20366862025-09-26 13:06:222a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20366622025-09-26 12:23:202a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20366472025-09-26 12:00:162a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20366402025-09-26 11:47:102a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20327402025-09-19 10:39:112a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20288712025-09-12 09:31:112a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20245992025-09-05 08:23:092a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20206592025-08-29 07:15:382a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20168712025-08-22 06:07:332a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20132552025-08-15 04:59:352a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20091042025-08-08 03:51:372a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20051972025-08-01 02:43:412a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
20012122025-07-25 01:35:402a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19972642025-07-18 00:27:402a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19933122025-07-10 23:19:392a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19894102025-07-03 22:11:392a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19853552025-06-26 21:03:392a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19814472025-06-19 19:55:332a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19774782025-06-12 18:47:342a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19733722025-06-05 17:39:382a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19701762025-05-29 16:31:412a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19657302025-05-22 15:23:422a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19614182025-05-15 14:15:402a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19613772025-05-15 13:32:432a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19613552025-05-15 13:09:472a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19613472025-05-15 12:56:472a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19568392025-05-08 11:48:422a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19531312025-05-01 10:40:422a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19492572025-04-24 09:32:442a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19457432025-04-17 08:24:462a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19422222025-04-10 07:16:472a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19383462025-04-03 06:08:482a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19344662025-03-27 05:00:532a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19307382025-03-20 03:52:532a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19266652025-03-13 02:44:552a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19222262025-03-06 01:36:562a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19181132025-02-27 00:28:582a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19138732025-02-19 23:20:592a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19099962025-02-12 22:12:592a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19059622025-02-05 21:04:562a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
19020052025-01-29 19:56:572a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18981902025-01-22 18:48:562a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18940752025-01-15 17:40:582a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18905452025-01-08 16:33:402a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18869952025-01-01 15:26:232a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18837362024-12-25 14:19:122a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18801772024-12-18 13:11:572a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18762432024-12-11 12:04:362a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18722162024-12-04 10:57:242a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18681652024-11-27 09:50:082a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18642302024-11-20 08:43:112a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18601862024-11-13 07:36:092a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18564022024-11-06 06:29:032a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18523932024-10-30 05:22:002a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18488372024-10-23 04:14:512a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18449362024-10-16 03:07:542a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18413482024-10-09 02:00:512a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18376592024-10-02 00:53:532a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18339272024-09-24 23:46:492a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18303172024-09-17 22:39:412a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18266682024-09-10 21:32:262a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18229192024-09-03 20:25:102a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18193122024-08-27 19:17:572a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18158212024-08-20 18:10:202a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18121972024-08-13 17:03:032a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18086062024-08-06 15:55:532a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18049822024-07-30 14:48:502a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
18015782024-07-23 13:41:522a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17977432024-07-16 12:34:482a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17937552024-07-09 11:27:482a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17900172024-07-02 10:20:502a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17860482024-06-25 09:13:492a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17821222024-06-18 08:06:502a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17780542024-06-11 06:59:412a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17741302024-06-04 05:52:302a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17703472024-05-28 04:45:272a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17665352024-05-21 03:38:142a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17630122024-05-14 02:31:132a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17594692024-05-07 01:24:002a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17561322024-04-30 00:16:462a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17523322024-04-22 23:09:482a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17489322024-04-15 22:02:522a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17452732024-04-08 20:56:032a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17416762024-04-01 19:49:142a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17383882024-03-25 18:42:092a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17349542024-03-18 17:35:192a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report
17314782024-03-11 16:28:252a03:4000:xx::/40197540 (netcup-AS)deu (Germany)no✔blocked✔blocked/64Report

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