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Spoofing Information for AS 52468

Spoofing status per IP block for last year of data

(Results for all dates also available.)
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.
IP blockLatest testSpoof
Private
Spoof
Routable
157.100.52.x/242026-01-13 21:19:59 GMTrewrittenreceived
181.78.108.x/242025-06-05 16:35:38 GMTblockedblocked
190.60.48.x/242026-02-12 16:37:30 GMTrewrittenrewritten
190.61.87.x/242025-12-26 23:51:34 GMTblockedblocked
200.24.159.x/242026-01-30 22:40:11 GMTblockedreceived

Customers of AS 52468 we have spoofer tests from

This is the list of directly connected customers of AS 52468 from which we have received a spoofer test, ordered by the customer's ability to send spoofed packets and the number of prefixes of an inferred ingress ACL derived from prefix announcements for the customer recorded in the latest month of public BGP data. BCP-84 describes ingress ACLs as "the most bulletproof solution when done properly" and the "best fit ... when the configuration is not too dynamic, ... if the number of used prefixes is low." Further detail about the size and dynamism of an inferred ACL is available by following the History link for each AS.

ASNCountryNumber of Prefixes
in Customer Cone
Number of ASes
in Customer Cone
Recent
tests
Spoof
Routable
53003bra (Brazil)20AS 53003 testsreceived
269852ecu (Ecuador)20AS 269852 testsreceived
270009ecu (Ecuador)20AS 270009 testsreceived
265111bra (Brazil)62AS 265111 testsreceived
265234bra (Brazil)62AS 265234 testsreceived
268538bra (Brazil)133AS 268538 testsreceived
27796pan (Panama)906AS 27796 testsreceived
263998bra (Brazil)441161AS 263998 testsreceived
268285bra (Brazil)20AS 268285 testsblocked
272273bra (Brazil)30AS 272273 testsblocked
262546bra (Brazil)40AS 262546 testsblocked
270684bra (Brazil)40AS 270684 testsblocked
263750pry (Paraguay)50AS 263750 testsblocked
266984bra (Brazil)51AS 266984 testsblocked
270068usa (United States)70AS 270068 testsblocked
28209bra (Brazil)103AS 28209 testsblocked
264744ecu (Ecuador)122AS 264744 testsblocked
264111bra (Brazil)155AS 264111 testsblocked
53182bra (Brazil)208AS 53182 testsblocked
263087bra (Brazil)2211AS 263087 testsblocked
263152bra (Brazil)9011AS 263152 testsblocked
11830cri (Costa Rica)23617AS 11830 testsblocked
52573bra (Brazil)598216AS 52573 testsblocked
14593 (SPACEX-STARLINK)usa (United States)65424AS 14593 testsblocked
28260bra (Brazil)1077330AS 28260 testsblocked
26615bra (Brazil)2685782AS 26615 testsblocked
53062bra (Brazil)39631242AS 53062 testsblocked

Address Space Announcement History

The customer cone for 52468 is too large for a prefix list to be useful.

Last Modified