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: Central Net

Hostname: unknown

Organization: unknown

Usage Type: Fixed Line ISP

Comments:
Type Details Datetime
attackspambots
Aug  2 18:23:05 cumulus sshd[17550]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.204.100.70  user=r.r
Aug  2 18:23:07 cumulus sshd[17550]: Failed password for r.r from 138.204.100.70 port 39970 ssh2
Aug  2 18:23:08 cumulus sshd[17550]: Received disconnect from 138.204.100.70 port 39970:11: Bye Bye [preauth]
Aug  2 18:23:08 cumulus sshd[17550]: Disconnected from 138.204.100.70 port 39970 [preauth]
Aug  2 18:38:05 cumulus sshd[18877]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.204.100.70  user=r.r
Aug  2 18:38:08 cumulus sshd[18877]: Failed password for r.r from 138.204.100.70 port 37940 ssh2
Aug  2 18:38:08 cumulus sshd[18877]: Received disconnect from 138.204.100.70 port 37940:11: Bye Bye [preauth]
Aug  2 18:38:08 cumulus sshd[18877]: Disconnected from 138.204.100.70 port 37940 [preauth]
Aug  2 18:42:17 cumulus sshd[19348]: pam_unix(sshd:auth): authentication failure; lognam........
-------------------------------
2020-08-03 19:42:36
attackbotsspam
*Port Scan* detected from 138.204.100.70 (BR/Brazil/Goiás/São Luís de Montes Belos/138.204.100-70.central01.net). 4 hits in the last 55 seconds
2020-07-28 07:28:03
attackbotsspam
2020-07-15T13:54:38.980707server.mjenks.net sshd[1942727]: Invalid user sasha from 138.204.100.70 port 57130
2020-07-15T13:54:38.982682server.mjenks.net sshd[1942727]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.204.100.70
2020-07-15T13:54:38.980707server.mjenks.net sshd[1942727]: Invalid user sasha from 138.204.100.70 port 57130
2020-07-15T13:54:41.395859server.mjenks.net sshd[1942727]: Failed password for invalid user sasha from 138.204.100.70 port 57130 ssh2
2020-07-15T13:58:37.056109server.mjenks.net sshd[1943253]: Invalid user pd from 138.204.100.70 port 60292
...
2020-07-16 03:46:15
attackspam
Jun 25 02:19:03 php1 sshd\[31729\]: Invalid user cyr from 138.204.100.70
Jun 25 02:19:03 php1 sshd\[31729\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.204.100.70
Jun 25 02:19:05 php1 sshd\[31729\]: Failed password for invalid user cyr from 138.204.100.70 port 54092 ssh2
Jun 25 02:22:59 php1 sshd\[32016\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.204.100.70  user=root
Jun 25 02:23:01 php1 sshd\[32016\]: Failed password for root from 138.204.100.70 port 53922 ssh2
2020-06-26 02:20:09
attack
2020-06-24T03:54:16.326140randservbullet-proofcloud-66.localdomain sshd[24225]: Invalid user smbuser from 138.204.100.70 port 53212
2020-06-24T03:54:16.331143randservbullet-proofcloud-66.localdomain sshd[24225]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.204.100.70
2020-06-24T03:54:16.326140randservbullet-proofcloud-66.localdomain sshd[24225]: Invalid user smbuser from 138.204.100.70 port 53212
2020-06-24T03:54:18.276178randservbullet-proofcloud-66.localdomain sshd[24225]: Failed password for invalid user smbuser from 138.204.100.70 port 53212 ssh2
...
2020-06-24 15:48:20
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 138.204.100.70
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 54381
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			239	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020062400 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Jun 24 15:48:16 CST 2020
;; MSG SIZE  rcvd: 118
Host info
70.100.204.138.in-addr.arpa domain name pointer 138.204.100-70.central01.net.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
70.100.204.138.in-addr.arpa	name = 138.204.100-70.central01.net.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
211.35.76.241 attack
Nov 30 01:30:31 mail sshd\[22751\]: Invalid user admin from 211.35.76.241
Nov 30 01:30:31 mail sshd\[22751\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=211.35.76.241
...
2019-11-30 14:52:36
178.128.84.200 attackspambots
178.128.84.200 - - \[30/Nov/2019:06:39:12 +0100\] "POST /wp-login.php HTTP/1.0" 200 5731 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
178.128.84.200 - - \[30/Nov/2019:06:39:18 +0100\] "POST /wp-login.php HTTP/1.0" 200 5598 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
178.128.84.200 - - \[30/Nov/2019:06:39:26 +0100\] "POST /wp-login.php HTTP/1.0" 200 5594 "-" "Mozilla/5.0 \(X11\; Ubuntu\; Linux x86_64\; rv:62.0\) Gecko/20100101 Firefox/62.0"
2019-11-30 14:17:44
222.186.175.154 attackbots
Nov 30 07:39:12 eventyay sshd[29297]: Failed password for root from 222.186.175.154 port 3726 ssh2
Nov 30 07:39:38 eventyay sshd[29305]: Failed password for root from 222.186.175.154 port 43554 ssh2
Nov 30 07:39:56 eventyay sshd[29305]: error: maximum authentication attempts exceeded for root from 222.186.175.154 port 43554 ssh2 [preauth]
...
2019-11-30 14:43:25
159.89.111.136 attack
Nov 30 06:59:07 vps58358 sshd\[11658\]: Invalid user windy from 159.89.111.136Nov 30 06:59:09 vps58358 sshd\[11658\]: Failed password for invalid user windy from 159.89.111.136 port 33334 ssh2Nov 30 07:02:07 vps58358 sshd\[11663\]: Invalid user united from 159.89.111.136Nov 30 07:02:09 vps58358 sshd\[11663\]: Failed password for invalid user united from 159.89.111.136 port 39576 ssh2Nov 30 07:05:04 vps58358 sshd\[11681\]: Invalid user 123456 from 159.89.111.136Nov 30 07:05:06 vps58358 sshd\[11681\]: Failed password for invalid user 123456 from 159.89.111.136 port 45582 ssh2
...
2019-11-30 14:24:45
77.55.219.235 attack
Nov 30 07:30:59 localhost sshd\[14665\]: Invalid user admin from 77.55.219.235 port 47382
Nov 30 07:30:59 localhost sshd\[14665\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.55.219.235
Nov 30 07:31:01 localhost sshd\[14665\]: Failed password for invalid user admin from 77.55.219.235 port 47382 ssh2
2019-11-30 14:47:50
206.189.222.181 attackbotsspam
Nov 30 07:10:27 legacy sshd[7294]: Failed password for root from 206.189.222.181 port 51044 ssh2
Nov 30 07:13:36 legacy sshd[7397]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.189.222.181
Nov 30 07:13:38 legacy sshd[7397]: Failed password for invalid user robell from 206.189.222.181 port 58264 ssh2
...
2019-11-30 14:18:59
37.187.195.209 attackspambots
Nov 30 07:30:52 serwer sshd\[19034\]: Invalid user phone from 37.187.195.209 port 46690
Nov 30 07:30:52 serwer sshd\[19034\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.195.209
Nov 30 07:30:54 serwer sshd\[19034\]: Failed password for invalid user phone from 37.187.195.209 port 46690 ssh2
...
2019-11-30 14:49:04
112.64.170.178 attack
Repeated brute force against a port
2019-11-30 14:46:40
210.51.161.210 attackspam
Nov 30 07:30:23 lnxded64 sshd[20629]: Failed password for root from 210.51.161.210 port 60490 ssh2
Nov 30 07:30:23 lnxded64 sshd[20629]: Failed password for root from 210.51.161.210 port 60490 ssh2
2019-11-30 15:02:15
195.154.33.66 attack
SSH invalid-user multiple login try
2019-11-30 15:02:40
171.235.61.38 attackbotsspam
$f2bV_matches
2019-11-30 14:45:42
140.143.223.242 attack
Nov 29 20:27:41 php1 sshd\[2510\]: Invalid user set from 140.143.223.242
Nov 29 20:27:41 php1 sshd\[2510\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.223.242
Nov 29 20:27:44 php1 sshd\[2510\]: Failed password for invalid user set from 140.143.223.242 port 35604 ssh2
Nov 29 20:31:11 php1 sshd\[2718\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.223.242  user=www-data
Nov 29 20:31:13 php1 sshd\[2718\]: Failed password for www-data from 140.143.223.242 port 35770 ssh2
2019-11-30 14:40:46
185.176.27.254 attackspam
11/30/2019-01:51:53.592968 185.176.27.254 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-11-30 15:03:32
65.112.138.226 attackspambots
rain
2019-11-30 14:28:15
121.132.223.200 attackspambots
Fail2Ban - FTP Abuse Attempt
2019-11-30 14:55:30

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