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: Dominican Republic

Internet Service Provider: Compania Dominicana de Telefonos C. Por A. - Codetel

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
Type Details Datetime
attack
2020-01-14T15:35:09.430585scmdmz1 sshd[30450]: Invalid user testmail from 148.255.241.75 port 52862
2020-01-14T15:35:09.434045scmdmz1 sshd[30450]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.255.241.75
2020-01-14T15:35:09.430585scmdmz1 sshd[30450]: Invalid user testmail from 148.255.241.75 port 52862
2020-01-14T15:35:11.112635scmdmz1 sshd[30450]: Failed password for invalid user testmail from 148.255.241.75 port 52862 ssh2
2020-01-14T15:44:49.566790scmdmz1 sshd[31158]: Invalid user centos from 148.255.241.75 port 52279
...
2020-01-14 22:46:05
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 148.255.241.75
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 27273
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			532	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020011400 1800 900 604800 86400

;; Query time: 148 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Jan 14 22:45:56 CST 2020
;; MSG SIZE  rcvd: 118
Host info
75.241.255.148.in-addr.arpa domain name pointer 75.241.255.148.l.static.claro.net.do.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
75.241.255.148.in-addr.arpa	name = 75.241.255.148.l.static.claro.net.do.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
103.130.198.140 attackspam
Aug 14 14:49:07 XXX sshd[6615]: Invalid user ofsaa from 103.130.198.140 port 34866
2019-08-15 00:29:19
176.124.20.140 attack
Automatic report - Port Scan Attack
2019-08-15 01:42:08
116.72.10.78 attackbotsspam
Aug 14 15:01:18 XXX sshd[7679]: Invalid user abt from 116.72.10.78 port 50270
2019-08-15 00:23:37
51.77.141.158 attackbots
$f2bV_matches
2019-08-15 01:35:14
139.180.171.18 attack
NAME : APNIC + e-mail abuse : abuse@choopa.com CIDR : 139.180.128.0/18 | STATUS : 403 {Looking for resource vulnerabilities} DDoS Attack AU - block certain countries :) IP: 139.180.171.18  Denial-of-Service Attack (DoS) Detected and Blocked by ADMIN  - data recovery https://help-dysk.pl
2019-08-15 01:31:01
51.159.28.59 attackbotsspam
Aug 14 14:48:03 XXX sshd[6551]: Invalid user sn from 51.159.28.59 port 52732
2019-08-15 01:28:14
190.191.194.9 attack
Aug 14 18:13:59 MK-Soft-Root2 sshd\[32623\]: Invalid user chao from 190.191.194.9 port 52347
Aug 14 18:13:59 MK-Soft-Root2 sshd\[32623\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.191.194.9
Aug 14 18:14:01 MK-Soft-Root2 sshd\[32623\]: Failed password for invalid user chao from 190.191.194.9 port 52347 ssh2
...
2019-08-15 01:15:44
179.208.248.161 attack
Automatic report - Port Scan Attack
2019-08-15 01:25:40
89.35.39.194 attackspam
MultiHost/MultiPort Probe, Scan, Hack -
2019-08-15 01:11:26
45.55.233.213 attackbotsspam
Aug 14 15:36:27 XXX sshd[11818]: Invalid user testphp from 45.55.233.213 port 36662
2019-08-15 00:57:35
82.142.121.4 attackbotsspam
Aug 14 14:49:04 XXX sshd[6612]: Invalid user chen from 82.142.121.4 port 35469
2019-08-15 00:39:45
201.55.185.249 attack
Aug 14 14:48:24 XXX sshd[6564]: Invalid user sn from 201.55.185.249 port 33690
2019-08-15 01:09:11
187.101.186.61 attackbotsspam
Aug 14 14:49:30 XXX sshd[6639]: Invalid user sitekeur from 187.101.186.61 port 55745
2019-08-15 00:08:50
62.234.119.16 attack
Aug 14 18:17:00 ArkNodeAT sshd\[23155\]: Invalid user nextcloud from 62.234.119.16
Aug 14 18:17:00 ArkNodeAT sshd\[23155\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=62.234.119.16
Aug 14 18:17:03 ArkNodeAT sshd\[23155\]: Failed password for invalid user nextcloud from 62.234.119.16 port 42570 ssh2
2019-08-15 00:54:46
101.73.195.215 attackspam
firewall-block, port(s): 8080/tcp
2019-08-15 00:37:21

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