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: Korea (the Republic of)

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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 42.21.210.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32889
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;42.21.210.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021600 1800 900 604800 86400

;; Query time: 39 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 16 23:04:59 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 21.210.21.42.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.210.21.42.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
46.101.17.215 attack
Invalid user mehdi from 46.101.17.215
2019-07-13 08:12:17
222.107.26.125 attackspambots
Jul 12 10:26:48 *** sshd[4920]: Failed password for invalid user tl from 222.107.26.125 port 60000 ssh2
Jul 12 10:48:16 *** sshd[5343]: Failed password for invalid user vimal from 222.107.26.125 port 39252 ssh2
Jul 12 11:02:47 *** sshd[5570]: Failed password for invalid user git from 222.107.26.125 port 41550 ssh2
Jul 12 11:17:16 *** sshd[5829]: Failed password for invalid user students from 222.107.26.125 port 43848 ssh2
Jul 12 11:31:40 *** sshd[6069]: Failed password for invalid user superman from 222.107.26.125 port 46140 ssh2
Jul 12 11:46:07 *** sshd[6378]: Failed password for invalid user shoutcast from 222.107.26.125 port 48432 ssh2
Jul 12 12:00:41 *** sshd[6595]: Failed password for invalid user rsyncd from 222.107.26.125 port 50732 ssh2
Jul 12 12:15:11 *** sshd[6907]: Failed password for invalid user mahesh from 222.107.26.125 port 53026 ssh2
Jul 12 12:29:44 *** sshd[7192]: Failed password for invalid user helpdesk from 222.107.26.125 port 55320 ssh2
Jul 12 12:59:08 *** sshd[7769]: Failed password for
2019-07-13 08:27:44
37.187.0.223 attackbotsspam
Jul 12 22:17:04 vps sshd[19641]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.0.223 
Jul 12 22:17:06 vps sshd[19641]: Failed password for invalid user jensen from 37.187.0.223 port 45032 ssh2
Jul 12 22:28:34 vps sshd[20209]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=37.187.0.223 
...
2019-07-13 08:33:32
138.0.124.138 attackbots
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-07-12 19:52:43,599 INFO [shellcode_manager] (138.0.124.138) no match, writing hexdump (62fac287814c195fd321eaba9c13180c :6283) - SMB (Unknown)
2019-07-13 08:14:05
5.196.72.58 attackbotsspam
SSH Brute Force
2019-07-13 08:04:33
213.32.18.189 attackbotsspam
2019-07-12T22:01:59.113208stark.klein-stark.info sshd\[25675\]: Invalid user ubuntu from 213.32.18.189 port 57362
2019-07-12T22:01:59.118984stark.klein-stark.info sshd\[25675\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=noobs.at.lamers.zone
2019-07-12T22:02:01.357908stark.klein-stark.info sshd\[25675\]: Failed password for invalid user ubuntu from 213.32.18.189 port 57362 ssh2
...
2019-07-13 08:15:45
83.55.220.88 attackspam
Jul 13 01:38:49 vmd17057 sshd\[16735\]: Invalid user mao from 83.55.220.88 port 58922
Jul 13 01:38:49 vmd17057 sshd\[16735\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.55.220.88
Jul 13 01:38:50 vmd17057 sshd\[16735\]: Failed password for invalid user mao from 83.55.220.88 port 58922 ssh2
...
2019-07-13 07:54:29
155.4.32.16 attackspambots
2019-07-13T01:23:23.143213lon01.zurich-datacenter.net sshd\[21900\]: Invalid user admin from 155.4.32.16 port 52177
2019-07-13T01:23:23.149215lon01.zurich-datacenter.net sshd\[21900\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=h-32-16.a182.priv.bahnhof.se
2019-07-13T01:23:24.906999lon01.zurich-datacenter.net sshd\[21900\]: Failed password for invalid user admin from 155.4.32.16 port 52177 ssh2
2019-07-13T01:28:23.479131lon01.zurich-datacenter.net sshd\[21993\]: Invalid user nagios from 155.4.32.16 port 53732
2019-07-13T01:28:23.485353lon01.zurich-datacenter.net sshd\[21993\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=h-32-16.a182.priv.bahnhof.se
...
2019-07-13 08:17:24
45.248.133.36 attack
Invalid user hayley from 45.248.133.36 port 39272
2019-07-13 08:19:45
66.249.69.103 attack
Automatic report - Web App Attack
2019-07-13 08:26:16
81.174.8.105 attack
Invalid user share from 81.174.8.105 port 50633
2019-07-13 08:19:17
51.68.230.54 attackbots
Invalid user leslie from 51.68.230.54 port 51074
2019-07-13 08:08:35
41.234.214.118 attack
Jul 12 01:59:53 *** sshd[28174]: Failed password for invalid user admin from 41.234.214.118 port 39666 ssh2
2019-07-13 08:21:27
194.44.171.73 attackspambots
12.07.2019 22:03:22 - SMTP Spam without Auth on hMailserver 
Detected by ELinOX-hMail-A2F
2019-07-13 08:16:09
134.209.252.65 attackbotsspam
Jul 13 00:08:31 animalibera sshd[25084]: Invalid user cash from 134.209.252.65 port 43456
...
2019-07-13 08:20:20

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