City: unknown
Region: unknown
Country: Brazil
Internet Service Provider: Jotaf. Telecomunicacoes Ltda ME
Hostname: unknown
Organization: unknown
Usage Type: Commercial
| Type | Details | Datetime |
|---|---|---|
| attackspam | Aug 12 23:52:49 rigel postfix/smtpd[2033]: warning: hostname 170-231-255-72.jotaftelecom.com.br does not resolve to address 170.231.255.72: Name or service not known Aug 12 23:52:49 rigel postfix/smtpd[2033]: connect from unknown[170.231.255.72] Aug 12 23:52:53 rigel postfix/smtpd[2033]: warning: unknown[170.231.255.72]: SASL CRAM-MD5 authentication failed: authentication failure Aug 12 23:52:53 rigel postfix/smtpd[2033]: warning: unknown[170.231.255.72]: SASL PLAIN authentication failed: authentication failure Aug 12 23:52:54 rigel postfix/smtpd[2033]: warning: unknown[170.231.255.72]: SASL LOGIN authentication failed: authentication failure ........ ----------------------------------------------- https://www.blocklist.de/en/view.html?ip=170.231.255.72 |
2019-08-13 09:23:15 |
b; <<>> DiG 9.10.3-P4-Ubuntu <<>> 170.231.255.72
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10778
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;170.231.255.72. IN A
;; AUTHORITY SECTION:
. 3600 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2019081201 1800 900 604800 86400
;; Query time: 2 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Tue Aug 13 09:23:10 CST 2019
;; MSG SIZE rcvd: 11872.255.231.170.in-addr.arpa domain name pointer 170-231-255-72.jotaftelecom.com.br.Server: 67.207.67.2
Address: 67.207.67.2#53
Non-authoritative answer:
72.255.231.170.in-addr.arpa name = 170-231-255-72.jotaftelecom.com.br.
Authoritative answers can be found from: