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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
2007732017-04-26 14:34:43185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
2002972017-04-26 05:27:5977.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
2001422017-04-26 01:21:46213.29.194.x/245588 (GTSCE)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1994962017-04-25 09:50:5977.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1992972017-04-25 07:07:08185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1992832017-04-25 06:44:5577.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1992312017-04-25 05:52:52109.105.54.x/2412570 (ITSELF)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1990532017-04-25 02:06:4077.243.183.x/249009 (M247)cze (Czech Republic)yesblockedblockednoneFull report
1985182017-04-24 12:24:4794.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1983972017-04-24 10:09:3277.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1981812017-04-24 06:43:39194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1981082017-04-24 05:32:0077.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1974472017-04-23 10:53:3577.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1972852017-04-23 07:09:0577.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1971862017-04-23 05:09:4680.92.244.x/24197029 (LAM-AS)cze (Czech Republic)yesreceivedreceived/8Full report
1971442017-04-23 03:56:0984.246.161.x/2439761 (ABAK)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1970862017-04-23 02:16:0877.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1965782017-04-22 12:53:22185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1962512017-04-22 04:40:0277.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1952042017-04-21 02:36:11185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1951732017-04-21 01:53:03185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1944142017-04-20 09:44:0277.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1944072017-04-20 09:34:2584.42.249.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1942302017-04-20 06:59:1377.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1932292017-04-19 06:47:0277.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1931672017-04-19 05:29:3979.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesblockedblockednoneFull report
1929722017-04-19 01:13:34185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1921392017-04-18 06:55:5377.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1920792017-04-18 06:09:54147.32.217.x/242852 (CESNET2)cze (Czech Republic)noblockedblocked/19Full report
1919792017-04-18 03:48:07109.105.54.x/2412570 (ITSELF)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1917902017-04-18 00:01:01109.105.54.x/2412570 (ITSELF)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1913132017-04-17 12:06:34185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1912762017-04-17 11:18:0794.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1912622017-04-17 10:59:10185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1910922017-04-17 07:53:11185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1908972017-04-17 04:08:1977.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1908492017-04-17 02:25:10194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1900482017-04-16 03:38:3977.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1896152017-04-15 14:19:0977.48.159.x/246830 (LGI-UPC)cze (Czech Republic)yesunknownunknownnoneFull report
1896012017-04-15 13:35:5494.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1886732017-04-14 11:21:5094.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1886512017-04-14 10:59:5290.181.85.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:96xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1885162017-04-14 08:30:5589.103.143.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1883072017-04-14 04:11:3489.176.87.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1882432017-04-14 02:48:2089.177.133.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1880552017-04-13 22:35:0389.102.240.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1878852017-04-13 17:26:4494.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1870172017-04-13 06:01:25193.179.2.x/245588 (GTSCE)cze (Czech Republic)yesblockedblockednoneFull report
1869172017-04-13 04:10:3694.113.161.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1859862017-04-12 04:22:2579.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Full report
1859262017-04-12 02:47:5679.98.72.x/2444002 (SYS-DATACOM)cze (Czech Republic)yesrewrittenblocked/21Full report
1842432017-04-09 23:28:17194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1841312017-04-09 18:25:07185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1838932017-04-09 09:43:4283.208.252.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1836712017-04-09 04:31:40194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1823802017-04-07 08:20:55109.105.54.x/2412570 (ITSELF)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1821112017-04-07 01:07:4984.242.120.x/246830 (LGI-UPC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1817992017-04-06 15:29:1294.112.144.x/246830 (LGI-UPC)cze (Czech Republic)yesblockedblockednoneFull report
1813352017-04-06 04:49:12109.105.54.x/2412570 (ITSELF)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1796732017-04-04 05:11:03194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1766592017-03-31 02:23:58185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1741372017-03-28 03:51:43194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1712552017-03-24 12:37:49185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1688372017-03-20 23:13:57194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblocked/64
1665652017-03-17 05:22:56185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1661582017-03-16 12:25:5246.36.36.x/2451731 (GTT-AS)cze (Czech Republic)yesblockedblockednoneFull report
1657472017-03-16 00:05:2246.47.186.x/2430764 (PODA-AS)cze (Czech Republic)yesblockedreceived/8Full report
1651852017-03-15 04:47:4446.47.186.x/2430764 (PODA-AS)cze (Czech Republic)yesblockedreceived/17Full report
1650542017-03-15 01:01:51194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1650302017-03-15 00:28:0246.47.186.x/2430764 (PODA-AS)cze (Czech Republic)yesblockedreceived/8Full report
1649852017-03-14 23:09:1237.48.10.x/2413036 (TMOBILE-CZ)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1649702017-03-14 22:24:2479.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1649662017-03-14 22:15:2579.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1647612017-03-14 13:56:0179.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1647562017-03-14 13:41:1679.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1645342017-03-14 07:46:3037.48.8.x/2413036 (TMOBILE-CZ)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1644402017-03-14 03:57:2846.47.186.x/2430764 (PODA-AS)cze (Czech Republic)yesblockedreceived/8Full report
1643902017-03-14 02:15:5746.47.186.x/2430764 (PODA-AS)cze (Czech Republic)yesblockedreceived/8Full report
1637782017-03-13 04:38:2446.47.186.x/2430764 (PODA-AS)cze (Czech Republic)yesblockedreceived/8Full report
1632712017-03-12 03:51:12178.17.8.x/2450825 (UVT)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1628722017-03-11 09:15:2179.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1626032017-03-10 21:59:05194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1621972017-03-10 06:24:49217.66.185.x/2415935 (HA-VEL-LOCAL-AS)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1621542017-03-10 05:09:3379.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1619872017-03-09 22:31:5279.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1615302017-03-09 06:41:53194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1610772017-03-08 13:05:3146.36.36.x/2451731 (GTT-AS)cze (Czech Republic)yesblockedblockednoneFull report
1609372017-03-08 08:53:14185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1608402017-03-08 05:23:35194.228.20.x/245610 (O2-CZECH-REPUBLIC)cze (Czech Republic)yesrewrittenrewrittennoneFull report
2a00:1028:83xx::/405610 (O2-CZECH-REPUBLIC)noblockedblockednone
1607352017-03-08 00:02:4979.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1603672017-03-07 09:40:05185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1603572017-03-07 09:28:1579.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1603462017-03-07 09:10:2679.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1603342017-03-07 08:52:00185.41.141.x/24174 (COGENT-174)cze (Czech Republic)yesblockedblockednoneFull report
1602312017-03-07 05:54:5379.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1602202017-03-07 05:25:3279.127.242.x/249080 (GIN)cze (Czech Republic)yesblockedrewrittennoneFull report
1602002017-03-07 04:39:1879.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1601802017-03-07 03:34:1279.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1596372017-03-06 05:28:0979.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
1595612017-03-06 01:37:0879.127.242.x/249080 (GIN)cze (Czech Republic)yesrewrittenrewrittennoneFull report
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