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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
19320812025-03-22 19:37:0183.35.58.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19281812025-03-15 19:37:0183.35.58.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19242942025-03-09 12:42:0183.37.8.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19237232025-03-08 13:37:0183.37.7.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19196272025-03-01 13:37:0288.16.67.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19152752025-02-22 13:52:0183.37.19.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19118402025-02-16 13:27:0183.35.58.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19116112025-02-16 02:57:0283.37.20.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19077622025-02-09 02:57:0283.37.20.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19039732025-02-02 12:12:0283.37.7.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
19034962025-02-01 12:57:0183.37.12.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18996762025-01-25 12:57:0183.37.12.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18957292025-01-18 13:32:0183.35.168.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18925342025-01-12 21:47:0183.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18897022025-01-07 02:37:0183.37.18.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18895922025-01-06 20:37:0183.37.9.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18862472024-12-30 20:37:0183.37.9.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18830192024-12-23 20:37:0183.37.9.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18823862024-12-22 15:02:0283.37.19.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18785372024-12-15 15:02:0188.16.64.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18776402024-12-13 18:22:0283.37.5.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18775982024-12-13 17:12:0283.37.13.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18735692024-12-06 17:12:0288.16.42.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18706972024-12-01 19:52:0183.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18666592024-11-24 19:52:0183.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18665092024-11-24 11:17:0183.37.4.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18655532024-11-22 15:37:0183.35.63.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18621122024-11-16 13:22:0183.35.63.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18583932024-11-09 23:42:0283.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18582432024-11-09 14:47:0183.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18544282024-11-02 14:47:0183.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18534352024-10-31 18:57:0283.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18498952024-10-24 18:57:0183.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18469322024-10-19 16:02:0283.35.58.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18435282024-10-13 09:12:0188.16.42.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18423272024-10-10 20:57:0183.37.10.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18395272024-10-05 14:02:0183.37.4.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18375402024-10-01 19:17:0183.37.6.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18349732024-09-26 20:17:0183.37.113.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18344362024-09-25 22:04:4783.34.213.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
18344062024-09-25 20:41:2683.34.213.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
18313352024-09-19 20:17:0183.37.113.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18311902024-09-19 15:32:0183.37.14.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18307842024-09-18 19:23:3688.16.31.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
18276702024-09-12 15:32:0183.37.112.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18275962024-09-12 12:47:0188.16.65.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18271812024-09-11 18:16:4788.16.31.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
18262882024-09-10 09:37:0183.37.215.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18252652024-09-08 11:47:0283.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18249772024-09-07 19:47:0183.37.11.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18249022024-09-07 14:17:0183.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18248752024-09-07 13:12:0188.16.218.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18245312024-09-06 17:32:0283.35.63.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18234692024-09-04 19:32:0183.37.8.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18213832024-08-31 22:52:0183.35.59.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18206302024-08-30 08:57:0188.16.43.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18204772024-08-29 22:27:0183.37.5.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18186802024-08-26 17:07:0283.37.17.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18185362024-08-26 12:52:0288.16.64.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18167142024-08-22 08:57:18217.127.105.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
18158782024-08-20 19:42:0183.35.63.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18157012024-08-20 14:57:0183.35.62.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18154012024-08-20 00:37:0183.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18153892024-08-20 00:02:0183.37.22.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18138772024-08-16 15:02:0183.37.21.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18129472024-08-14 22:42:0183.37.21.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18129422024-08-14 22:22:0283.35.58.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18113862024-08-12 09:40:1683.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
18113442024-08-12 07:37:0188.16.43.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18110582024-08-11 12:37:0183.35.61.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18076072024-08-04 15:13:0583.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
18075752024-08-04 12:37:0183.35.61.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18066372024-08-02 10:27:0288.16.42.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18039122024-07-28 14:05:4683.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
18039092024-07-28 13:36:5183.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
18032912024-07-26 19:37:0283.37.13.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18023352024-07-24 20:58:3381.43.65.x/243352 (Telefonica_de_Espana)esp (Spain)yesunknownunknownnoneReport
18017402024-07-23 18:32:0183.37.19.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
18005112024-07-21 09:39:4983.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
17999182024-07-19 20:32:50195.235.52.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
17993042024-07-18 21:05:0580.33.109.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17986382024-07-17 18:19:30195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17986152024-07-17 17:52:0183.37.16.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
17985822024-07-17 16:49:14195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17981472024-07-16 23:58:48195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17979972024-07-16 18:42:16195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17978422024-07-16 14:39:02195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17970402024-07-15 11:22:21195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17958412024-07-12 16:47:0183.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
17958172024-07-12 15:52:0283.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
17952492024-07-11 18:22:0283.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
17946082024-07-10 18:11:2283.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
17944812024-07-10 14:18:55195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17932692024-07-08 14:42:54195.77.44.x/243352 (Telefonica_de_Espana)esp (Spain)yesrewrittenrewrittennoneReport
17928472024-07-07 17:07:0183.37.23.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
17907922024-07-03 16:30:0283.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
17891732024-06-30 22:42:0283.37.20.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
17868622024-06-26 14:19:0583.41.56.x/243352 (Telefonica_de_Espana)esp (Spain)yesblockedblockednoneReport
17858072024-06-24 20:22:0283.35.59.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport
17857642024-06-24 19:12:0288.16.43.x/243352 (Telefonica_de_Espana)esp (Spain)norewrittenrewrittennoneReport

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