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Center for Applied Internet Data Analysis
Recent tests
Result filters: ASNs: Country codes: Exclude NAT Only show spoofing
SessionTimestampClient PrefixASNCountryNATSpoof
Private
Spoof
Routable
Adjacency
Spoofing
Results
3019482017-08-22 22:59:2178.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
3015822017-08-22 09:14:0089.103.145.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
3015102017-08-22 07:21:1037.188.241.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesblockedblockednoneReport
3010882017-08-21 13:36:2877.234.40.x/24198605 (AVAST-AS-DC)cze (Czech Republic)yesunknownunknownnoneReport
3009452017-08-21 08:30:5389.190.54.x/2412570 (ITSELF)cze (Czech Republic)yesblockedblocked/21Report
3008422017-08-21 05:37:49212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
3004372017-08-20 11:36:2178.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2996252017-08-18 21:08:3562.240.181.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2993072017-08-18 08:51:5578.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2990332017-08-17 23:19:1779.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2a02:970:ffxx::/4044002 (SYS-DATACOM)noreceivedreceived/16
2987472017-08-17 11:22:4351.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2981142017-08-16 12:51:0994.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2978112017-08-16 02:59:1794.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2977262017-08-15 23:56:4094.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2970742017-08-15 00:15:0194.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2965772017-08-14 04:31:09212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
2965672017-08-14 03:47:4878.108.102.x/248251 (NFX_ZSPO)cze (Czech Republic)yesblockedblockednoneReport
2960622017-08-13 05:30:00185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneReport
2956162017-08-12 08:01:16193.165.154.x/2430764 (PODA-AS)cze (Czech Republic)yesblockedblocked/16Report
2948752017-08-11 05:04:27212.111.9.x/2425424 (INEXT-CZ)cze (Czech Republic)yesrewrittenrewrittennoneReport
2948142017-08-11 02:46:1851.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2946682017-08-10 22:00:2694.112.177.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2944032017-08-10 11:55:2978.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2943872017-08-10 11:40:5378.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2942642017-08-10 09:08:5879.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2a02:970:ffxx::/4044002 (SYS-DATACOM)noreceivedreceived/16
2939622017-08-10 00:23:2194.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2931252017-08-09 01:42:19185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneReport
2924362017-08-08 06:41:0494.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2923122017-08-08 02:28:3494.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2915102017-08-07 03:04:0194.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2914632017-08-07 01:40:3094.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesblockedblockednoneReport
2909202017-08-06 04:07:5589.103.145.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2907862017-08-05 23:11:0994.112.177.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2902742017-08-05 01:34:3686.49.57.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2902672017-08-05 01:23:5837.188.227.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesblockedblockednoneReport
2902642017-08-05 01:19:2237.188.227.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesblockedblockednoneReport
2897072017-08-04 06:25:26194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
2896482017-08-04 04:20:4583.208.252.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2896022017-08-04 01:24:0286.49.57.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2895872017-08-04 00:51:3589.190.54.x/2412570 (ITSELF)cze (Czech Republic)yesblockedblocked/21Report
2890622017-08-03 07:37:0584.42.249.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2890212017-08-03 06:48:5978.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2888792017-08-03 03:03:3778.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2880162017-08-02 02:33:1994.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2879342017-08-02 00:23:1784.42.249.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2871952017-08-01 02:37:3994.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2871892017-08-01 02:27:5579.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2a02:970:ffxx::/4044002 (SYS-DATACOM)noreceivedreceived/16
2871372017-08-01 00:39:4394.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2867632017-07-31 12:18:0578.41.22.x/2443413 (ASNEW)cze (Czech Republic)yesunknownunknownnoneReport
2864242017-07-31 04:26:0186.49.3.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2863272017-07-31 01:49:3694.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2859772017-07-30 13:41:43185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneReport
2853482017-07-29 13:21:5694.112.177.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2843742017-07-28 05:29:3086.49.107.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2843512017-07-28 05:00:55194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblockednone
2836022017-07-27 08:23:1578.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2833322017-07-27 01:01:0294.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesblockedblockednoneReport
2824212017-07-26 01:19:08185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneReport
2818722017-07-25 08:42:5478.41.22.x/2443413 (ASNEW)cze (Czech Republic)yesunknownunknownnoneReport
2816182017-07-25 01:21:1479.98.78.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Report
2a02:970:ffxx::/4044002 (SYS-DATACOM)noreceivedreceived/16
2816002017-07-25 00:41:2294.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2815872017-07-25 00:21:4394.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2815562017-07-24 23:32:5894.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2811872017-07-24 11:59:4278.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2811302017-07-24 10:37:4978.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2808822017-07-24 04:27:0385.70.228.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2808142017-07-24 02:28:4086.49.3.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneReport
2795052017-07-22 06:04:0794.112.177.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2793372017-07-21 23:35:3377.78.82.x/2415685 (CASABLANCA-AS)cze (Czech Republic)yesblockedblockednoneReport
2789352017-07-21 08:46:0782.113.52.x/2429208 (DIALTELECOM-AS)cze (Czech Republic)yesrewrittenrewrittennoneReport
2001:4de8:b0xx::/4029208 (DIALTELECOM-AS)yesrewrittenrewrittennone
2788932017-07-21 07:33:4051.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2788562017-07-21 06:31:1662.168.35.x/245588 (GTSCE)cze (Czech Republic)yesunknownunknownnoneReport
2788542017-07-21 06:31:0162.168.35.x/245588 (GTSCE)cze (Czech Republic)yesunknownunknownnoneReport
2788492017-07-21 06:26:1262.168.35.x/245588 (GTSCE)cze (Czech Republic)yesunknownunknownnoneReport
2787742017-07-21 04:22:4593.185.11.x/2456456 (C2NET)cze (Czech Republic)yesunknownunknownnoneReport
2787362017-07-21 03:34:43194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
2782672017-07-20 13:28:5462.168.35.x/245588 (GTSCE)cze (Czech Republic)yesunknownunknownnoneReport
2781722017-07-20 11:04:5751.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2779262017-07-20 06:34:27109.81.209.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesReport
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
2777612017-07-20 02:28:1694.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2774552017-07-19 16:36:2151.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2768712017-07-19 02:32:5451.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2768452017-07-19 01:42:1851.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2768412017-07-19 01:38:4851.254.165.x/2416276 (OVH)cze (Czech Republic)nounknownunknownnoneReport
2764192017-07-18 12:45:26185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneReport
2759342017-07-18 01:12:3994.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2759142017-07-18 00:35:4288.100.14.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2a00:1028:91xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
2756052017-07-17 14:17:3077.78.82.x/2415685 (CASABLANCA-AS)cze (Czech Republic)yesblockedblockednoneReport
2755092017-07-17 11:54:00194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
2753922017-07-17 08:45:5337.188.236.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesblockedblockednoneReport
2753702017-07-17 08:18:5281.0.223.x/2415685 (CASABLANCA-AS)cze (Czech Republic)yesunknownunknownnoneReport
2753662017-07-17 08:12:1781.0.223.x/2415685 (CASABLANCA-AS)cze (Czech Republic)yesunknownunknownnoneReport
2751342017-07-17 03:00:23193.179.43.x/245588 (GTSCE)cze (Czech Republic)yesReport
2001:67c:3xx::/4056554 (IETF-MEETING)noblockedblockednone
2751142017-07-17 02:10:2194.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesblockedblockednoneReport
2750952017-07-17 01:50:4094.199.46.x/2448298 (GOVCZ)cze (Czech Republic)yesunknownunknownnoneReport
2745132017-07-16 07:30:01194.228.11.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2745072017-07-16 07:19:0878.108.102.x/248251 (NFX_ZSPO)cze (Czech Republic)yesblockedblockednoneReport
2743502017-07-16 01:40:2778.45.198.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneReport
2739982017-07-15 14:29:2388.208.89.x/2429208 (DIALTELECOM-AS)cze (Czech Republic)yesunknownunknownnoneReport
2739112017-07-15 11:04:3977.78.82.x/2415685 (CASABLANCA-AS)cze (Czech Republic)yesblockedblockednoneReport
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