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Spoofing Information for AS 3320 (DTAG)

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
46.91.130.x/242023-07-16 02:10:48 GMTblockedblocked
46.91.140.x/242023-07-27 17:53:57 GMTblockedblocked
46.91.143.x/242023-07-09 19:55:10 GMTblockedblocked
62.227.125.x/242023-11-28 12:37:39 GMTblockedblocked
79.198.4.x/242023-07-06 20:12:40 GMTblockedblocked
79.198.5.x/242023-08-02 01:58:57 GMTblockedblocked
79.200.162.x/242023-11-26 20:36:24 GMTblockedblocked
79.200.165.x/242024-01-05 11:31:13 GMTblockedblocked
79.211.254.x/242024-04-02 19:02:01 GMTblockedblocked
79.220.251.x/242023-11-09 08:49:50 GMTblockedblocked
79.224.84.x/242023-12-03 17:28:18 GMTblockedblocked
79.233.113.x/242023-11-15 22:05:16 GMTblockedblocked
79.233.116.x/242024-01-10 18:49:32 GMTblockedblocked
79.233.122.x/242023-11-17 01:38:54 GMTblockedblocked
79.236.237.x/242024-04-13 09:45:53 GMTblockedblocked
80.130.248.x/242023-12-11 02:38:18 GMTblockedblocked
80.130.251.x/242023-11-19 23:41:01 GMTblockedblocked
80.130.254.x/242023-11-19 22:34:32 GMTblockedblocked
80.138.181.x/242024-01-28 12:52:35 GMTblockedblocked
80.138.182.x/242024-02-12 18:01:04 GMTblockedblocked
80.138.183.x/242024-02-14 13:35:33 GMTblockedblocked
80.138.191.x/242024-01-31 09:32:49 GMTblockedblocked
80.147.194.x/242024-02-19 18:07:06 GMTrewrittenrewritten
80.187.83.x/242023-05-25 10:07:57 GMTblockedblocked
84.135.112.x/242023-08-28 17:45:55 GMTblockedblocked
84.135.114.x/242023-07-29 15:33:08 GMTblockedblocked
84.135.115.x/242023-07-12 16:58:01 GMTblockedblocked
84.135.119.x/242023-05-22 18:53:31 GMTblockedblocked
84.135.127.x/242023-07-09 09:25:18 GMTblockedblocked
84.152.188.x/242023-05-26 13:58:56 GMTblockedblocked
84.165.244.x/242023-08-11 16:17:21 GMTblockedblocked
84.165.249.x/242023-07-22 17:07:46 GMTblockedblocked
84.165.252.x/242023-07-15 16:47:19 GMTblockedblocked
84.189.217.x/242023-08-14 15:48:01 GMTrewrittenrewritten
84.189.219.x/242023-11-16 11:56:59 GMTrewrittenrewritten
84.189.221.x/242024-04-24 13:43:23 GMTrewrittenrewritten
87.132.27.x/242023-11-21 18:01:54 GMTrewrittenrewritten
87.132.247.x/242023-12-07 13:11:54 GMTrewrittenrewritten
87.133.154.x/242023-09-25 17:52:35 GMTrewrittenrewritten
87.133.187.x/242023-12-17 11:51:29 GMTrewrittenrewritten
87.153.212.x/242024-04-20 10:52:17 GMTblockedblocked
87.153.223.x/242024-04-24 14:37:54 GMTblockedblocked
87.162.242.x/242024-03-19 00:25:05 GMTblockedblocked
87.166.208.x/242024-04-24 21:47:30 GMTblockedblocked
87.166.217.x/242024-04-21 15:42:06 GMTblockedblocked
91.0.46.x/242023-05-13 20:53:59 GMTblockedblocked
91.2.188.x/242023-07-17 23:42:01 GMTblockedblocked
91.37.114.x/242024-02-26 17:14:56 GMTblockedblocked
91.37.116.x/242024-01-29 19:49:04 GMTblockedblocked
91.37.120.x/242024-01-21 10:10:48 GMTblockedblocked
91.37.124.x/242024-02-01 07:10:23 GMTblockedblocked
91.39.37.x/242024-03-21 18:29:15 GMTrewrittenrewritten
91.39.40.x/242024-04-09 18:38:05 GMTrewrittenrewritten
91.39.42.x/242024-01-11 19:54:02 GMTrewrittenrewritten
91.39.45.x/242023-08-14 18:16:26 GMTrewrittenrewritten
91.39.47.x/242024-03-19 06:11:29 GMTrewrittenrewritten
91.43.189.x/242024-01-03 20:05:27 GMTrewrittenrewritten
91.55.170.x/242023-07-10 12:15:41 GMTblockedblocked
91.55.172.x/242023-09-27 10:30:18 GMTblockedblocked
91.55.175.x/242023-06-26 16:16:25 GMTblockedblocked
91.57.49.x/242023-06-11 12:28:53 GMTblockedblocked
91.57.60.x/242023-06-25 11:58:21 GMTblockedblocked
91.58.152.x/242023-12-07 13:33:50 GMTblockedblocked
91.59.193.x/242024-02-15 20:09:02 GMTblockedblocked
91.59.194.x/242024-04-10 18:09:27 GMTblockedblocked
91.59.195.x/242024-03-10 18:33:27 GMTblockedblocked
91.59.197.x/242024-02-21 17:04:41 GMTblockedblocked
91.59.206.x/242024-04-15 18:02:48 GMTblockedblocked
93.201.169.x/242023-06-21 13:37:14 GMTblockedblocked
93.201.170.x/242023-08-19 22:11:13 GMTblockedblocked
93.201.243.x/242024-01-07 19:23:22 GMTblockedblocked
93.201.246.x/242023-10-26 23:31:18 GMTblockedblocked
93.201.247.x/242023-12-07 21:12:56 GMTblockedblocked
93.204.167.x/242024-03-05 20:10:02 GMTblockedblocked
93.207.0.x/242023-11-09 16:02:05 GMTrewrittenrewritten
93.207.1.x/242024-04-22 10:50:35 GMTrewrittenrewritten
93.207.2.x/242023-12-19 12:47:41 GMTrewrittenrewritten
93.207.3.x/242024-02-08 09:11:37 GMTrewrittenrewritten
93.207.5.x/242024-04-17 13:48:43 GMTrewrittenrewritten
93.207.6.x/242024-02-29 18:10:50 GMTrewrittenrewritten
93.207.7.x/242023-08-09 13:41:59 GMTrewrittenrewritten
93.207.8.x/242024-04-02 04:43:59 GMTrewrittenrewritten
93.207.11.x/242023-12-11 14:20:47 GMTrewrittenrewritten
93.216.224.x/242024-01-19 14:47:46 GMTblockedblocked
93.216.228.x/242024-01-24 13:32:19 GMTblockedblocked
93.216.229.x/242024-01-26 14:23:30 GMTblockedblocked
93.216.237.x/242024-01-26 14:42:05 GMTblockedblocked
93.216.238.x/242024-02-17 18:24:23 GMTblockedblocked
93.216.239.x/242024-02-18 13:49:03 GMTblockedblocked
93.216.242.x/242024-01-30 05:16:29 GMTblockedblocked
93.216.244.x/242024-01-25 19:11:09 GMTblockedblocked
93.216.245.x/242024-01-20 09:00:27 GMTblockedblocked
93.216.251.x/242024-02-27 05:24:40 GMTblockedblocked
93.216.252.x/242024-01-17 10:10:56 GMTblockedblocked
93.216.253.x/242024-02-25 17:02:17 GMTblockedblocked
93.235.10.x/242023-07-22 14:54:33 GMTblockedblocked
93.239.29.x/242023-05-09 16:09:19 GMTrewrittenrewritten
93.240.13.x/242024-03-22 06:11:57 GMTblockedblocked
93.252.22.x/242023-11-14 14:31:30 GMTrewrittenrewritten
93.254.40.x/242023-12-10 00:57:02 GMTunknownrewritten
93.254.44.x/242024-01-14 00:57:01 GMTunknownrewritten
93.254.47.x/242023-07-09 00:57:01 GMTrewrittenunknown
93.254.93.x/242023-07-30 00:57:02 GMTrewrittenunknown
93.254.99.x/242023-07-23 00:57:02 GMTunknownrewritten
93.254.124.x/242023-08-20 00:57:01 GMTunknownrewritten
93.254.184.x/242024-01-28 00:57:02 GMTunknownrewritten
93.254.236.x/242024-01-21 00:57:01 GMTunknownrewritten
93.254.242.x/242023-06-25 00:57:01 GMTunknownrewritten
93.255.31.x/242023-11-05 00:57:01 GMTrewrittenrewritten
93.255.55.x/242023-05-07 00:57:01 GMTrewrittenunknown
93.255.183.x/242023-09-24 00:57:01 GMTunknownrewritten
93.255.200.x/242023-10-29 00:57:02 GMTunknownrewritten
217.225.70.x/242023-11-15 08:56:48 GMTblockedblocked
217.228.197.x/242024-03-13 16:29:11 GMTblockedblocked
217.228.200.x/242024-02-25 17:29:55 GMTblockedblocked
217.228.201.x/242023-10-02 08:30:03 GMTblockedblocked
217.228.208.x/242023-11-11 13:55:54 GMTblockedblocked
217.228.213.x/242024-01-28 16:28:24 GMTblockedblocked
217.228.214.x/242023-11-30 12:43:54 GMTblockedblocked
217.228.218.x/242024-04-24 20:06:50 GMTblockedblocked
217.228.220.x/242024-01-18 19:44:35 GMTblockedblocked
217.228.221.x/242023-09-13 16:26:14 GMTblockedblocked
217.228.222.x/242024-04-10 19:18:43 GMTblockedblocked
217.230.242.x/242024-04-14 10:20:24 GMTblockedblocked
217.240.198.x/242023-07-24 18:45:30 GMTblockedblocked
217.243.173.x/242023-07-07 11:50:55 GMTblockedblocked
217.245.2.x/242024-03-14 17:28:00 GMTblockedblocked
217.245.8.x/242024-04-02 11:44:42 GMTblockedblocked
217.245.9.x/242024-02-25 18:26:18 GMTblockedblocked
217.245.10.x/242023-11-27 09:11:09 GMTblockedblocked
217.245.11.x/242023-12-12 11:51:11 GMTblockedblocked
217.245.13.x/242024-02-05 19:44:26 GMTblockedblocked
217.245.16.x/242023-11-01 17:43:16 GMTblockedblocked
217.245.26.x/242023-10-30 16:02:40 GMTblockedblocked
217.248.64.x/242023-11-30 18:15:06 GMTblockedblocked
2003:cf:afxx::/402023-11-30 18:15:06 GMTblockedblocked
2003:d2:4fxx::/402023-07-17 23:42:01 GMTblockedblocked
2003:d8:efxx::/402023-05-05 12:11:08 GMTblockedblocked
2003:da:efxx::/402023-05-26 13:58:56 GMTblockedblocked
2003:db:87xx::/402023-11-19 23:41:01 GMTblockedblocked
2003:df:cfxx::/402024-04-24 21:47:30 GMTblockedblocked
2003:e2:57xx::/402024-04-24 13:43:23 GMTblockedblocked
2a01:598:90xx::/402023-10-27 16:58:26 GMTblockedblocked
2a01:598:99xx::/402023-10-31 14:23:12 GMTblockedblocked
2a01:598:c8xx::/402023-05-03 13:59:54 GMTblockedblocked
2a01:598:d8xx::/402023-10-31 14:14:09 GMTblockedblocked
2a01:599:1xx::/402023-11-19 21:36:24 GMTblockedblocked
2a01:599:2xx::/402024-03-12 21:08:06 GMTblockedblocked
2a01:599:4xx::/402024-01-17 19:12:18 GMTblockedblocked
2a01:599:axx::/402024-04-20 14:32:26 GMTblockedblocked
2a01:599:bxx::/402024-04-17 19:56:04 GMTblockedblocked

Customers of AS 3320 we have spoofer tests from

This is the list of directly connected customers of AS 3320 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
8893 (ARTFILES-AS)deu (Germany)236AS 8893 testsblocked
15435 (KABELFOON)nld (Netherlands)554AS 15435 testsblocked
39356 (Avanti-UK-AS)zaf (South Africa)593AS 39356 testsblocked
13285 (OPALTELECOM-AS)gbr (United Kingdom)12116AS 13285 testsblocked
9063 (SAARGATE-AS)deu (Germany)13626AS 9063 testsblocked
48314 (IP-PROJECTS)deu (Germany)2358AS 48314 testsblocked
8412 (TMA)aut (Austria)26672AS 8412 testsblocked
12337 (NORIS-NETWORK)deu (Germany)33831AS 12337 testsblocked
15557 (LDCOMNET)fra (France)546106AS 15557 testsblocked
1136 (KPN)nld (Netherlands)63245AS 1136 testsblocked
49981 (WorldStream)nld (Netherlands)79462AS 49981 testsblocked
8767 (MNET-AS)deu (Germany)79880AS 8767 testsblocked
8881 (VERSATEL)deu (Germany)818210AS 8881 testsblocked
2860 (NOS_COMUNICACOES)prt (Portugal)115347AS 2860 testsblocked
5603 (SIOL-NET)svn (Slovenia)1658218AS 5603 testsblocked
8447 (A1TELEKOM-AT)aut (Austria)2358495AS 8447 testsblocked
852 (ASN852)can (Canada)2482330AS 852 testsblocked
9121 (TTNet)tur (Turkey)13831977AS 9121 testsblocked
3303 (SWISSCOM)che (Switzerland)350043456AS 3303 testsblocked

Address Space Announcement History

The customer cone for 3320 is too large for a prefix list to be useful.

Last Modified