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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
1744492017-03-28 17:56:0231.133.143.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1744492017-03-28 17:56:022001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1743992017-03-28 16:35:55185.54.81.x/24202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1743992017-03-28 16:35:552a02:4460:xx::/40202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1743502017-03-28 15:34:0031.133.137.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1743502017-03-28 15:34:002001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1742052017-03-28 12:58:12192.102.95.x/246830 (LibertyGlobal)che (Switzerland)yesunknownunknownnoneReport
1740492017-03-28 08:09:5883.150.36.x/248758 (IWAY)che (Switzerland)yesunknownunknownnoneReport
1738762017-03-28 02:32:2931.133.137.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1738762017-03-28 02:32:292001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1737492017-03-27 22:17:4831.133.137.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1737492017-03-27 22:17:482001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1736292017-03-27 19:24:2631.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1736292017-03-27 19:24:262001:558:14xx::/407922 (COMCAST-7922)che (Switzerland)nounknownunknownnoneReport
1735782017-03-27 18:18:222001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1735652017-03-27 18:01:4131.133.137.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1735652017-03-27 18:01:412001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1735422017-03-27 17:37:512001:620:xx::/40559 (SWITCH)che (Switzerland)noblockedblockednoneReport
1734842017-03-27 16:19:45178.194.183.x/243303 (SWISSCOM)che (Switzerland)yesblockedblockednoneReport
1734842017-03-27 16:19:452a02:120b:2cxx::/403303 (SWISSCOM)che (Switzerland)noblockedblocked/64Report
1734252017-03-27 15:06:5931.133.137.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1734252017-03-27 15:06:592001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1734032017-03-27 14:44:1931.133.137.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1734032017-03-27 14:44:192001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1733362017-03-27 13:47:0731.133.136.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1733362017-03-27 13:47:072001:558:14xx::/407922 (COMCAST-7922)che (Switzerland)nounknownunknownnoneReport
1728262017-03-26 21:28:4731.133.146.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
1728262017-03-26 21:28:472001:558:14xx::/407922 (COMCAST-7922)che (Switzerland)nounknownunknownnoneReport
1728212017-03-26 21:22:1631.133.146.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
1728052017-03-26 20:48:0531.133.134.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1728052017-03-26 20:48:052001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1727662017-03-26 19:19:24179.43.147.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1727552017-03-26 19:01:58179.43.168.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1727532017-03-26 19:01:1231.133.143.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1727532017-03-26 19:01:122001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1726402017-03-26 15:32:3731.133.142.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1726392017-03-26 15:31:5131.133.142.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1726392017-03-26 15:31:512001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1725412017-03-26 13:06:4731.133.142.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1718842017-03-25 17:19:5477.56.56.x/246830 (LibertyGlobal)che (Switzerland)yesblockedblockednoneReport
1716902017-03-25 14:21:1331.133.141.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblockednoneReport
1716902017-03-25 14:21:132001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1711292017-03-24 15:57:3031.133.144.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
1711292017-03-24 15:57:302001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1710762017-03-24 14:44:592001:620:6xx::/40559 (SWITCH)che (Switzerland)noblockedblocked/48Report
1709242017-03-24 09:17:49213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1701692017-03-23 03:32:02212.254.193.x/2412350 (VTX-NETWORK)che (Switzerland)yesblockedblockednoneReport
1700192017-03-22 22:24:5684.74.142.x/246830 (LibertyGlobal)che (Switzerland)yesrewrittenrewrittennoneReport
1696932017-03-22 13:10:0731.130.224.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
1696932017-03-22 13:10:072001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1695922017-03-22 09:32:11213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1694552017-03-22 04:14:0231.133.184.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/18Report
1694552017-03-22 04:14:022001:67c:12xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedblocked/48Report
1692102017-03-21 18:12:1831.130.228.x/2456554 (IETF-MEETING)che (Switzerland)noblockedblocked/20Report
1692102017-03-21 18:12:182001:67c:3xx::/4056554 (IETF-MEETING)che (Switzerland)noblockedreceived/48Report
1691282017-03-21 15:29:23185.54.81.x/24202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1691282017-03-21 15:29:232a02:4460:xx::/40202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1690392017-03-21 13:16:11151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1689042017-03-21 08:48:54151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1687482017-03-21 02:08:29151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1686182017-03-20 20:45:0684.74.142.x/246830 (LibertyGlobal)che (Switzerland)yesrewrittenrewrittennoneReport
1683482017-03-20 15:03:17178.194.183.x/243303 (SWISSCOM)che (Switzerland)yesblockedblockednoneReport
1683482017-03-20 15:03:172a02:120b:2cxx::/403303 (SWISSCOM)che (Switzerland)noblockedblocked/64Report
1680352017-03-20 02:50:1637.235.50.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1679222017-03-19 21:19:27151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1678952017-03-19 20:19:41151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1677712017-03-19 14:41:21151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1677592017-03-19 14:01:34151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1672922017-03-18 16:25:54178.194.182.x/243303 (SWISSCOM)che (Switzerland)yesblockedblockednoneReport
1672922017-03-18 16:25:542a02:120b:2cxx::/403303 (SWISSCOM)che (Switzerland)noblockedblocked/64Report
1671222017-03-18 08:31:45212.51.151.x/2413030 (INIT7)che (Switzerland)yesblockedblockednoneReport
1666782017-03-17 15:18:50130.59.27.x/24559 (SWITCH)che (Switzerland)nounknownunknownnoneReport
1666782017-03-17 15:18:502001:620:xx::/40559 (SWITCH)che (Switzerland)noblockedblockednoneReport
1666062017-03-17 13:34:322001:620:6xx::/40559 (SWITCH)che (Switzerland)noblockedblocked/48Report
1658012017-03-16 08:53:12213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1656582017-03-16 02:25:25212.254.193.x/2412350 (VTX-NETWORK)che (Switzerland)yesblockedblockednoneReport
1653572017-03-15 15:58:1483.150.36.x/248758 (IWAY)che (Switzerland)yesunknownunknownnoneReport
1647592017-03-14 20:55:16151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1647452017-03-14 20:27:41151.127.23.x/2435540 (OVH-TELECOM)che (Switzerland)yesrewrittenrewrittennoneReport
1645262017-03-14 14:22:54185.54.81.x/24202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1645262017-03-14 14:22:542a02:4460:xx::/40202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1639702017-03-13 17:51:14151.127.23.x/2435540 (OVH-TELECOM)che (Switzerland)yesrewrittenrewrittennoneReport
1639642017-03-13 17:38:51151.127.23.x/2435540 (OVH-TELECOM)che (Switzerland)yesrewrittenrewrittennoneReport
1639062017-03-13 15:56:0837.235.50.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1633662017-03-12 15:26:14151.127.23.x/2435540 (OVH-TELECOM)che (Switzerland)yesrewrittenrewrittennoneReport
1632392017-03-12 09:26:34179.43.147.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1632082017-03-12 07:43:51179.43.147.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1630232017-03-11 23:43:1031.7.62.x/2451852 (PLI-AS)che (Switzerland)yesunknownunknownnoneReport
1629672017-03-11 21:16:55179.43.128.x/2451852 (PLI-AS)che (Switzerland)yesunknownunknownnoneReport
1629532017-03-11 20:25:59151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesblockedblockednoneReport
1629292017-03-11 19:24:46179.43.128.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1628152017-03-11 15:16:59179.43.147.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1628032017-03-11 14:56:25178.194.182.x/243303 (SWISSCOM)che (Switzerland)yesblockedblockednoneReport
1628032017-03-11 14:56:252a02:120b:2cxx::/403303 (SWISSCOM)che (Switzerland)noblockedblockednoneReport
1623712017-03-10 19:49:19179.43.133.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1622092017-03-10 14:42:5131.7.56.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1620842017-03-10 10:17:49179.43.133.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1620732017-03-10 09:56:1931.7.62.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1618792017-03-10 01:07:44212.254.193.x/2412350 (VTX-NETWORK)che (Switzerland)yesblockedblockednoneReport
1617152017-03-09 21:03:3484.74.142.x/246830 (LibertyGlobal)che (Switzerland)yesrewrittenrewrittennoneReport
1616582017-03-09 18:59:58130.59.27.x/24559 (SWITCH)che (Switzerland)nounknownunknownnoneReport
1616582017-03-09 18:59:582001:620:xx::/40559 (SWITCH)che (Switzerland)noblockedblockednoneReport
1615912017-03-09 16:47:13179.43.168.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1613312017-03-09 07:39:37213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1611342017-03-08 22:51:5884.74.142.x/246830 (LibertyGlobal)che (Switzerland)yesrewrittenrewrittennoneReport
1610512017-03-08 20:30:2184.74.142.x/246830 (LibertyGlobal)che (Switzerland)yesrewrittenrewrittennoneReport
1610452017-03-08 20:21:22179.43.128.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1610352017-03-08 20:02:10179.43.147.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1609052017-03-08 16:03:13179.43.147.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1609022017-03-08 15:58:28179.43.168.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1606032017-03-08 01:13:31185.54.81.x/24202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1606032017-03-08 01:13:312a02:4460:xx::/40202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1604652017-03-07 20:36:30213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1604392017-03-07 19:57:5231.7.62.x/2451852 (PLI-AS)che (Switzerland)yesblockedblockednoneReport
1604142017-03-07 19:17:08213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1603392017-03-07 16:55:38213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1603072017-03-07 16:06:54213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1600882017-03-07 07:08:45212.254.193.x/2412350 (VTX-NETWORK)che (Switzerland)yesblockedblockednoneReport
1591712017-03-05 12:21:33151.236.26.x/2457169 (EDIS-AS-EU)che (Switzerland)yesunknownunknownnoneReport
1586062017-03-04 12:34:22178.194.182.x/243303 (SWISSCOM)che (Switzerland)yesblockedblockednoneReport
1586062017-03-04 12:34:222a02:120b:2cxx::/403303 (SWISSCOM)che (Switzerland)noblockedblockednoneReport
1585232017-03-04 08:10:30213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1580362017-03-03 10:58:21213.221.216.x/2415600 (QUICKLINE)che (Switzerland)yesblockedblockednoneReport
1576272017-03-02 17:43:41130.59.27.x/24559 (SWITCH)che (Switzerland)nounknownunknownnoneReport
1576272017-03-02 17:43:412001:620:xx::/40559 (SWITCH)che (Switzerland)noblockedblockednoneReport
1574392017-03-02 11:39:00212.243.217.x/243303 (SWISSCOM)che (Switzerland)yesunknownunknownnoneReport
1573012017-03-02 04:42:0584.74.142.x/246830 (LibertyGlobal)che (Switzerland)yesrewrittenrewrittennoneReport
1565122017-02-28 23:58:14185.54.81.x/24202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1565122017-02-28 23:58:142a02:4460:xx::/40202032 (GOLINE)che (Switzerland)nounknownunknownnoneReport
1561542017-02-28 12:15:2481.62.20.x/243303 (SWISSCOM)che (Switzerland)yesrewrittenrewrittennoneReport
1559952017-02-28 06:02:07212.254.193.x/2412350 (VTX-NETWORK)che (Switzerland)yesblockedblockednoneReport

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