城市(city): unknown
省份(region): unknown
国家(country): Brazil
运营商(isp): Assunet Ltda - ME
主机名(hostname): unknown
机构(organization): unknown
使用类型(Usage Type): Fixed Line ISP
| 类型 | 评论内容 | 时间 |
|---|---|---|
| attackspambots | Unauthorized SMTP/IMAP/POP3 connection attempt |
2019-08-19 08:54:05 |
| IP | 类型 | 评论内容 | 时间 |
|---|---|---|---|
| 138.0.255.246 | attackspambots | Aug 11 13:55:36 mail.srvfarm.net postfix/smtps/smtpd[2364252]: warning: unknown[138.0.255.246]: SASL PLAIN authentication failed: Aug 11 13:55:36 mail.srvfarm.net postfix/smtps/smtpd[2364252]: lost connection after AUTH from unknown[138.0.255.246] Aug 11 13:56:10 mail.srvfarm.net postfix/smtpd[2364481]: warning: unknown[138.0.255.246]: SASL PLAIN authentication failed: Aug 11 13:56:10 mail.srvfarm.net postfix/smtpd[2364481]: lost connection after AUTH from unknown[138.0.255.246] Aug 11 14:04:07 mail.srvfarm.net postfix/smtpd[2364479]: warning: unknown[138.0.255.246]: SASL PLAIN authentication failed: |
2020-08-12 03:34:07 |
| 138.0.255.145 | attackspam | Jul 26 05:01:18 mail.srvfarm.net postfix/smtps/smtpd[1013061]: lost connection after CONNECT from unknown[138.0.255.145] Jul 26 05:09:34 mail.srvfarm.net postfix/smtps/smtpd[1011874]: warning: unknown[138.0.255.145]: SASL PLAIN authentication failed: Jul 26 05:09:34 mail.srvfarm.net postfix/smtps/smtpd[1011874]: lost connection after AUTH from unknown[138.0.255.145] Jul 26 05:09:51 mail.srvfarm.net postfix/smtpd[1025883]: warning: unknown[138.0.255.145]: SASL PLAIN authentication failed: Jul 26 05:09:51 mail.srvfarm.net postfix/smtpd[1025883]: lost connection after AUTH from unknown[138.0.255.145] |
2020-07-26 18:11:08 |
| 138.0.255.37 | attackbots | Attempted Brute Force (dovecot) |
2020-07-24 12:22:15 |
| 138.0.255.23 | attackspam | Jun 16 05:21:18 mail.srvfarm.net postfix/smtps/smtpd[938187]: warning: unknown[138.0.255.23]: SASL PLAIN authentication failed: Jun 16 05:21:19 mail.srvfarm.net postfix/smtps/smtpd[938187]: lost connection after AUTH from unknown[138.0.255.23] Jun 16 05:23:33 mail.srvfarm.net postfix/smtps/smtpd[938142]: lost connection after CONNECT from unknown[138.0.255.23] Jun 16 05:26:15 mail.srvfarm.net postfix/smtpd[913355]: warning: unknown[138.0.255.23]: SASL PLAIN authentication failed: Jun 16 05:26:16 mail.srvfarm.net postfix/smtpd[913355]: lost connection after AUTH from unknown[138.0.255.23] |
2020-06-16 16:33:34 |
| 138.0.255.221 | attackspambots | (smtpauth) Failed SMTP AUTH login from 138.0.255.221 (BR/Brazil/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-06-06 00:55:13 plain authenticator failed for ([138.0.255.221]) [138.0.255.221]: 535 Incorrect authentication data (set_id=training) |
2020-06-06 09:29:16 |
| 138.0.255.36 | attack | (smtpauth) Failed SMTP AUTH login from 138.0.255.36 (BR/Brazil/-): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: 2020-05-21 16:33:52 plain authenticator failed for ([138.0.255.36]) [138.0.255.36]: 535 Incorrect authentication data (set_id=sale) |
2020-05-21 20:39:02 |
| 138.0.255.137 | attack | 35erYFt978XjZ8VCEvK6sobLAH46ZcyFAQ |
2019-09-04 11:38:43 |
| 138.0.255.223 | attackbotsspam | Aug 29 16:25:46 web1 postfix/smtpd[25517]: warning: unknown[138.0.255.223]: SASL PLAIN authentication failed: authentication failure ... |
2019-08-30 07:34:55 |
| 138.0.255.240 | attack | Aug 27 05:06:18 web1 postfix/smtpd[24786]: warning: unknown[138.0.255.240]: SASL PLAIN authentication failed: authentication failure ... |
2019-08-27 21:09:23 |
| 138.0.255.178 | attackspam | Aug 20 16:50:12 xeon postfix/smtpd[14775]: warning: unknown[138.0.255.178]: SASL PLAIN authentication failed: authentication failure |
2019-08-21 01:38:28 |
| 138.0.255.7 | attackspam | SMTP-sasl brute force ... |
2019-08-16 22:26:38 |
b; <<>> DiG 9.10.3-P4-Ubuntu <<>> 138.0.255.64
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 37301
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;138.0.255.64. IN A
;; AUTHORITY SECTION:
. 3600 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2019081801 1800 900 604800 86400
;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Mon Aug 19 08:54:00 CST 2019
;; MSG SIZE rcvd: 116Host 64.255.0.138.in-addr.arpa. not found: 3(NXDOMAIN)Server: 67.207.67.2
Address: 67.207.67.2#53
** server can't find 64.255.0.138.in-addr.arpa: NXDOMAIN