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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
20563612025-10-30 23:37:0383.37.20.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20562092025-10-30 17:44:2895.124.223.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20562092025-10-30 17:44:282a02:9130:80xx::/403352 (Telefonica_de_Espana)esp (Spain)noblockedblocked/64Report
20556762025-10-29 20:18:28176.80.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesreceivedreceivednoneReport
20556762025-10-29 20:18:282a02:9130:a0xx::/403352 (Telefonica_de_Espana)esp (Spain)nounknownunknownnoneReport
20556662025-10-29 20:00:14176.80.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20556662025-10-29 20:00:142a02:9130:a0xx::/403352 (Telefonica_de_Espana)esp (Spain)noblockedblocked/64Report
20556562025-10-29 19:47:07176.80.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20556562025-10-29 19:47:072a02:9130:a0xx::/403352 (Telefonica_de_Espana)esp (Spain)noblockedblocked/64Report
20544622025-10-27 19:42:0783.37.14.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20540722025-10-27 08:49:5988.8.61.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20503362025-10-20 19:42:0483.37.14.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20498942025-10-20 07:42:2188.8.61.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20490892025-10-18 16:53:0383.35.59.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20480782025-10-16 19:47:4595.124.161.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20480782025-10-16 19:47:452a02:9130:90xx::/403352 (Telefonica_de_Espana)esp (Spain)noblockedblocked/64Report
20477312025-10-16 08:14:0180.28.122.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20477102025-10-16 07:31:1280.28.122.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20477052025-10-16 07:08:2280.28.122.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20476992025-10-16 06:55:4780.28.122.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20464782025-10-14 10:51:3979.145.140.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20451112025-10-11 19:02:0283.37.8.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20450072025-10-11 14:06:0888.8.205.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20413222025-10-04 19:42:0383.37.8.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20411772025-10-04 12:58:1888.8.205.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20411592025-10-04 12:15:3588.8.205.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20411442025-10-04 11:52:5688.8.205.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20411402025-10-04 11:40:1588.8.205.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20411372025-10-04 11:36:3388.8.205.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20378032025-09-28 10:52:0288.16.67.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20337012025-09-21 10:52:0288.16.67.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20301412025-09-15 10:59:5079.145.137.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20298362025-09-14 10:52:0188.16.67.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20274862025-09-10 11:00:052.136.59.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20274692025-09-10 10:22:0183.37.20.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20269882025-09-09 15:18:1980.24.220.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20269642025-09-09 14:35:3480.24.220.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20269492025-09-09 14:12:4880.24.220.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20269412025-09-09 14:00:0280.24.220.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20234552025-09-03 10:22:0283.37.20.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20217382025-08-31 12:17:0283.37.113.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20179502025-08-24 12:17:0283.37.113.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20166522025-08-21 18:45:0779.145.184.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20143622025-08-17 19:52:0383.37.17.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20108552025-08-11 11:44:0179.145.140.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20105172025-08-10 19:52:0283.37.17.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20103512025-08-10 12:40:1379.145.140.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20065752025-08-03 19:52:0183.37.17.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20061222025-08-02 18:02:0283.37.17.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20023942025-07-27 08:49:5679.145.138.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
20021052025-07-26 18:02:0183.37.17.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20016912025-07-25 20:02:0283.37.13.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
20016462025-07-25 18:54:5483.41.54.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20014722025-07-25 12:55:20195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20014462025-07-25 12:12:27195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20014182025-07-25 11:49:39195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
20003482025-07-23 16:23:16195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
20003262025-07-23 15:40:41195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
20003162025-07-23 15:18:07195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
20003112025-07-23 15:05:32195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19989332025-07-21 12:52:0283.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19964082025-07-16 14:24:48195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19959322025-07-15 17:50:4583.41.66.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19958742025-07-15 16:17:3779.145.138.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
19958702025-07-15 16:13:19195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19958422025-07-15 15:30:45195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19958222025-07-15 15:08:14195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19958152025-07-15 14:55:38195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19957982025-07-15 14:33:03195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19956232025-07-15 08:16:20195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19950102025-07-14 12:52:0183.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19948302025-07-14 06:31:29195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19945102025-07-13 10:29:0783.57.220.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
19944942025-07-13 09:16:22195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19944772025-07-13 08:33:29195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19944712025-07-13 08:10:39195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19944632025-07-13 07:57:47195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19931202025-07-10 17:03:31195.76.196.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
19911212025-07-07 16:42:4883.41.66.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19909892025-07-07 12:52:0283.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19871202025-06-30 12:52:0283.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19855652025-06-27 07:45:1688.7.33.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19831042025-06-23 12:52:0188.16.218.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19814672025-06-19 21:59:2483.41.66.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19792872025-06-16 12:52:0288.16.218.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19775642025-06-12 20:48:1583.41.66.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19751942025-06-09 12:52:0288.16.7.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19747052025-06-08 10:32:0383.35.62.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19743992025-06-07 17:27:0383.37.16.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19720932025-06-03 18:34:0683.41.66.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19670252025-05-24 17:27:0283.37.4.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19668982025-05-24 12:20:1583.41.228.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19627902025-05-17 17:27:0283.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19626562025-05-17 12:12:0283.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19614992025-05-15 16:26:2183.41.228.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
19579932025-05-10 12:12:0283.35.168.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19542402025-05-03 12:12:0183.37.6.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19533342025-05-01 20:02:0283.35.62.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19496572025-04-24 20:02:0288.16.79.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19460672025-04-17 20:02:0283.37.19.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19442862025-04-14 14:37:3683.34.213.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
19442812025-04-14 14:25:0283.34.213.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
19442772025-04-14 14:15:2683.34.213.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
19426042025-04-10 20:02:0283.37.19.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19402372025-04-06 14:42:0183.37.19.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport

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