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: United States of America (the)

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 21.251.42.195
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 43508
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.251.42.195.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021900 1800 900 604800 86400

;; Query time: 95 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Feb 19 18:37:44 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 195.42.251.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 195.42.251.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
78.22.89.35 attackspam
vps:sshd-InvalidUser
2020-09-21 18:52:40
202.62.83.165 attackspambots
20/9/20@13:47:47: FAIL: Alarm-Network address from=202.62.83.165
20/9/20@13:47:47: FAIL: Alarm-Network address from=202.62.83.165
...
2020-09-21 18:34:09
182.151.58.230 attack
Sep 20 21:03:08 server sshd[11187]: Failed password for root from 182.151.58.230 port 53384 ssh2
Sep 20 21:04:41 server sshd[11955]: Failed password for root from 182.151.58.230 port 46954 ssh2
Sep 20 21:06:17 server sshd[13014]: Failed password for root from 182.151.58.230 port 40520 ssh2
2020-09-21 18:43:25
64.225.37.169 attack
(sshd) Failed SSH login from 64.225.37.169 (US/United States/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SSHD; Logs: Sep 21 06:31:57 optimus sshd[3281]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.225.37.169  user=root
Sep 21 06:32:00 optimus sshd[3281]: Failed password for root from 64.225.37.169 port 60856 ssh2
Sep 21 06:35:36 optimus sshd[5986]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.225.37.169  user=root
Sep 21 06:35:39 optimus sshd[5986]: Failed password for root from 64.225.37.169 port 42958 ssh2
Sep 21 06:39:24 optimus sshd[7243]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=64.225.37.169  user=root
2020-09-21 18:53:24
195.54.160.183 attackspambots
Sep 21 10:43:15 marvibiene sshd[6202]: Invalid user admin from 195.54.160.183 port 34845
Sep 21 10:43:15 marvibiene sshd[6202]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=195.54.160.183
Sep 21 10:43:15 marvibiene sshd[6202]: Invalid user admin from 195.54.160.183 port 34845
Sep 21 10:43:18 marvibiene sshd[6202]: Failed password for invalid user admin from 195.54.160.183 port 34845 ssh2
Sep 21 10:43:18 marvibiene sshd[6205]: Invalid user admin from 195.54.160.183 port 43466
2020-09-21 18:45:34
112.85.42.200 attack
Sep 21 00:16:50 web9 sshd\[9008\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.85.42.200  user=root
Sep 21 00:16:52 web9 sshd\[9008\]: Failed password for root from 112.85.42.200 port 19934 ssh2
Sep 21 00:16:56 web9 sshd\[9008\]: Failed password for root from 112.85.42.200 port 19934 ssh2
Sep 21 00:16:59 web9 sshd\[9008\]: Failed password for root from 112.85.42.200 port 19934 ssh2
Sep 21 00:17:02 web9 sshd\[9008\]: Failed password for root from 112.85.42.200 port 19934 ssh2
2020-09-21 18:21:54
187.193.246.47 attackbots
Unauthorised access (Sep 20) SRC=187.193.246.47 LEN=40 TTL=239 ID=9164 TCP DPT=1433 WINDOW=1024 SYN
2020-09-21 18:36:41
128.14.236.157 attack
$f2bV_matches
2020-09-21 18:58:24
106.75.104.44 attackspam
SSH/22 MH Probe, BF, Hack -
2020-09-21 18:32:24
106.13.210.188 attack
<6 unauthorized SSH connections
2020-09-21 18:25:34
182.61.60.191 attackspambots
$f2bV_matches
2020-09-21 18:36:10
192.236.155.132 attack
Sep 20 16:58:01 hermescis postfix/smtpd[25060]: NOQUEUE: reject: RCPT from unknown[192.236.155.132]: 550 5.1.1 : Recipient address rejected:* from=<193*@*l.massivellion.buzz> to= proto=ESMTP helo=
2020-09-21 18:39:30
64.225.106.89 attack
TCP ports : 10089 / 22796
2020-09-21 18:28:16
218.255.86.106 attackbotsspam
$f2bV_matches
2020-09-21 18:39:15
61.133.232.253 attackbotsspam
Sep 21 10:02:13 melroy-server sshd[4341]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.133.232.253 
Sep 21 10:02:15 melroy-server sshd[4341]: Failed password for invalid user sysadmin from 61.133.232.253 port 26194 ssh2
...
2020-09-21 19:00:18

Recently Reported IPs

145.113.2.140 98.123.160.169 65.53.217.29 76.217.206.24
76.176.95.250 73.197.226.77 20.236.141.79 238.76.19.50
55.223.15.42 224.224.222.189 59.126.195.48 78.13.221.145
144.50.162.51 96.64.131.43 44.245.138.109 127.152.15.201
52.54.201.34 41.104.116.36 223.2.219.145 201.234.158.142