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Spoofing Information for AS 12956 (TELXIUS)

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
84.16.6.x/242025-12-04 16:20:58 GMTblockedblocked

Customers of AS 12956 we have spoofer tests from

This is the list of directly connected customers of AS 12956 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
271933ecu (Ecuador)40AS 271933 testsreceived
27839bol (Bolivia)1096AS 27839 testsreceived
22927arg (Argentina)7098606AS 22927 testsreceived
270068per (Peru)142AS 270068 testsblocked
6805 (TDDE-ASN1)deu (Germany)7015AS 6805 testsblocked
27796pan (Panama)929AS 27796 testsblocked
18881bra (Brazil)1050AS 18881 testsblocked
5089 (NTL)gbr (United Kingdom)26862AS 5089 testsblocked
263702chl (Chile)27787AS 263702 testsblocked
6147per (Peru)50118AS 6147 testsblocked
269832ven (Venezuela)52512AS 269832 testsblocked
3352 (Telefonica_de_EspaNa)esp (Spain)576106AS 3352 testsblocked
28343bra (Brazil)1064193AS 28343 testsblocked
265867pan (Panama)107021AS 265867 testsblocked
14259chl (Chile)119795AS 14259 testsblocked
14593 (SPACEX-STARLINK)usa (United States)133250AS 14593 testsblocked
31898 (ORACLE-BMC-31898)deu (Germany)213918AS 31898 testsblocked
6568bol (Bolivia)351838AS 6568 testsblocked
16276 (OVH)fra (France)5586575AS 16276 testsblocked
16637 (MTNNS-AS)zaf (South Africa)7896475AS 16637 testsblocked
3303 (SWISSCOM)che (Switzerland)125901258AS 3303 testsblocked
60171 (AFRIX-AS)esp (Spain)18505790AS 60171 testsblocked
60068 (CDN77)che (Switzerland)22347835AS 60068 testsblocked
199524 (GCORE)bra (Brazil)270934330AS 199524 testsblocked
13335 (CLOUDFLARENET)kaz (Kazakhstan)15991116300AS 13335 testsblocked

Address Space Announcement History

The customer cone for 12956 is too large for a prefix list to be useful.

Last Modified