Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: Brazil

Internet Service Provider: Brasilianet Provedor de Internet Ltda

Hostname: unknown

Organization: unknown

Usage Type: Commercial

Comments:
Type Details Datetime
attackspam
[Wed Oct 07 03:42:09.143505 2020] [:error] [pid 19921:tid 140276056164096] [client 45.234.30.21:37675] [client 45.234.30.21] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/coreruleset-3.3.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "756"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197:80"] [severity "WARNING"] [ver "OWASP_CRS/3.3.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "paranoia-level/1"] [tag "OWASP_CRS"] [tag "capec/1000/210/272"] [tag "PCI/6.5.10"] [hostname "103.27.207.197"] [uri "/"] [unique_id "X3zWoae6zWKD7BmBq4pJDQAAAME"]
...
2020-10-08 06:57:31
attackbotsspam
[Wed Oct 07 03:42:09.143505 2020] [:error] [pid 19921:tid 140276056164096] [client 45.234.30.21:37675] [client 45.234.30.21] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/coreruleset-3.3.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "756"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197:80"] [severity "WARNING"] [ver "OWASP_CRS/3.3.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "paranoia-level/1"] [tag "OWASP_CRS"] [tag "capec/1000/210/272"] [tag "PCI/6.5.10"] [hostname "103.27.207.197"] [uri "/"] [unique_id "X3zWoae6zWKD7BmBq4pJDQAAAME"]
...
2020-10-07 23:20:52
attack
[Wed Oct 07 03:42:09.143505 2020] [:error] [pid 19921:tid 140276056164096] [client 45.234.30.21:37675] [client 45.234.30.21] ModSecurity: Access denied with code 403 (phase 2). Pattern match "^[\\\\d.:]+$" at REQUEST_HEADERS:Host. [file "/etc/modsecurity/coreruleset-3.3.0/rules/REQUEST-920-PROTOCOL-ENFORCEMENT.conf"] [line "756"] [id "920350"] [msg "Host header is a numeric IP address"] [data "103.27.207.197:80"] [severity "WARNING"] [ver "OWASP_CRS/3.3.0"] [tag "application-multi"] [tag "language-multi"] [tag "platform-multi"] [tag "attack-protocol"] [tag "paranoia-level/1"] [tag "OWASP_CRS"] [tag "capec/1000/210/272"] [tag "PCI/6.5.10"] [hostname "103.27.207.197"] [uri "/"] [unique_id "X3zWoae6zWKD7BmBq4pJDQAAAME"]
...
2020-10-07 15:25:40
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 45.234.30.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 2222
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;45.234.30.21.			IN	A

;; AUTHORITY SECTION:
.			178	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020100700 1800 900 604800 86400

;; Query time: 100 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Oct 07 15:25:35 CST 2020
;; MSG SIZE  rcvd: 116
Host info
Host 21.30.234.45.in-addr.arpa not found: 2(SERVFAIL)
Nslookup info:
;; Got SERVFAIL reply from 183.60.83.19, trying next server
Server:		183.60.82.98
Address:	183.60.82.98#53

** server can't find 21.30.234.45.in-addr.arpa: SERVFAIL

Related IP info:
Related comments:
IP Type Details Datetime
77.87.211.185 attackspambots
Honeypot attack, port: 445, PTR: PTR record not found
2020-09-05 16:28:08
85.227.172.180 attackbotsspam
Honeypot attack, port: 5555, PTR: ua-85-227-172-180.bbcust.telenor.se.
2020-09-05 16:24:11
89.248.171.89 attackbots
SMTP invalid logins 11 and blocked 2 Dates: 5-9-2020 till 5-9-2020
2020-09-05 16:11:05
140.143.211.45 attackspambots
Invalid user link from 140.143.211.45 port 46424
2020-09-05 16:00:27
125.99.206.133 attackspambots
Honeypot attack, port: 445, PTR: PTR record not found
2020-09-05 15:55:37
142.0.162.24 attack
Spam
2020-09-05 16:08:05
45.95.168.227 attackbotsspam
DATE:2020-09-04 23:41:55, IP:45.95.168.227, PORT:telnet Telnet brute force auth on honeypot server (honey-neo-dc)
2020-09-05 16:24:28
212.34.20.102 attackspam
Sep  4 18:48:25 mellenthin postfix/smtpd[32476]: NOQUEUE: reject: RCPT from unknown[212.34.20.102]: 554 5.7.1 Service unavailable; Client host [212.34.20.102] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/212.34.20.102; from= to= proto=ESMTP helo=<[212.34.20.102]>
2020-09-05 16:28:25
60.144.22.38 attackbots
23/tcp
[2020-09-04]1pkt
2020-09-05 16:21:07
103.78.180.238 attackspambots
Port Scan
...
2020-09-05 16:10:51
45.129.33.4 attackspambots
2020-09-04 15:57:37 Reject access to port(s):3389 1 times a day
2020-09-05 15:54:41
218.155.81.199 attackbotsspam
Sep  4 19:00:49 mxgate1 postfix/postscreen[26039]: CONNECT from [218.155.81.199]:39775 to [176.31.12.44]:25
Sep  4 19:00:49 mxgate1 postfix/dnsblog[26044]: addr 218.155.81.199 listed by domain zen.spamhaus.org as 127.0.0.4
Sep  4 19:00:49 mxgate1 postfix/dnsblog[26044]: addr 218.155.81.199 listed by domain zen.spamhaus.org as 127.0.0.3
Sep  4 19:00:49 mxgate1 postfix/dnsblog[26040]: addr 218.155.81.199 listed by domain cbl.abuseat.org as 127.0.0.2
Sep  4 19:00:49 mxgate1 postfix/dnsblog[26042]: addr 218.155.81.199 listed by domain b.barracudacentral.org as 127.0.0.2
Sep  4 19:00:49 mxgate1 postfix/dnsblog[26043]: addr 218.155.81.199 listed by domain ix.dnsbl.xxxxxx.net as 127.0.0.2
Sep  4 19:00:55 mxgate1 postfix/postscreen[26039]: DNSBL rank 5 for [218.155.81.199]:39775
Sep x@x
Sep  4 19:00:56 mxgate1 postfix/postscreen[26039]: HANGUP after 1.2 from [218.155.81.199]:39775 in tests after SMTP handshake
Sep  4 19:00:56 mxgate1 postfix/postscreen[26039]: DISCONNECT [218.1........
-------------------------------
2020-09-05 16:03:08
194.87.18.152 attackspambots
Sep  1 16:23:50 clarabelen sshd[20293]: Invalid user dac from 194.87.18.152
Sep  1 16:23:50 clarabelen sshd[20293]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.87.18.152 
Sep  1 16:23:53 clarabelen sshd[20293]: Failed password for invalid user dac from 194.87.18.152 port 50788 ssh2
Sep  1 16:23:53 clarabelen sshd[20293]: Received disconnect from 194.87.18.152: 11: Bye Bye [preauth]
Sep  1 16:37:40 clarabelen sshd[21160]: Invalid user vinci from 194.87.18.152
Sep  1 16:37:40 clarabelen sshd[21160]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=194.87.18.152 
Sep  1 16:37:42 clarabelen sshd[21160]: Failed password for invalid user vinci from 194.87.18.152 port 51303 ssh2
Sep  1 16:37:42 clarabelen sshd[21160]: Received disconnect from 194.87.18.152: 11: Bye Bye [preauth]
Sep  1 16:41:33 clarabelen sshd[21457]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh........
-------------------------------
2020-09-05 15:59:23
192.144.232.129 attackbots
Sep  5 06:55:34 ift sshd\[62325\]: Invalid user magno from 192.144.232.129Sep  5 06:55:36 ift sshd\[62325\]: Failed password for invalid user magno from 192.144.232.129 port 34594 ssh2Sep  5 06:59:57 ift sshd\[63865\]: Invalid user gmodserver from 192.144.232.129Sep  5 06:59:59 ift sshd\[63865\]: Failed password for invalid user gmodserver from 192.144.232.129 port 35654 ssh2Sep  5 07:04:17 ift sshd\[64877\]: Failed password for ftp from 192.144.232.129 port 36712 ssh2
...
2020-09-05 15:59:46
45.82.136.236 attack
>10 unauthorized SSH connections
2020-09-05 16:06:29

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