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: Taiwan, China

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 <<>> 140.137.30.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10320
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;140.137.30.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025021902 1800 900 604800 86400

;; Query time: 35 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 20 13:19:37 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 21.30.137.140.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.30.137.140.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
197.156.72.154 attackbotsspam
Jul  4 10:03:23 dedicated sshd[18606]: Invalid user gta5 from 197.156.72.154 port 52836
2019-07-04 16:11:47
216.155.93.77 attack
Unauthorized SSH login attempts
2019-07-04 16:14:04
212.174.144.29 attackbotsspam
Unauthorised access (Jul  4) SRC=212.174.144.29 LEN=40 TTL=239 ID=25030 TCP DPT=445 WINDOW=1024 SYN
2019-07-04 16:25:44
150.66.1.167 attackspambots
Jul  4 09:35:55 meumeu sshd[14912]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.66.1.167 
Jul  4 09:35:58 meumeu sshd[14912]: Failed password for invalid user forum from 150.66.1.167 port 33234 ssh2
Jul  4 09:38:43 meumeu sshd[15193]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=150.66.1.167 
...
2019-07-04 16:05:16
82.220.2.159 attackbots
445/tcp 445/tcp 445/tcp...
[2019-05-04/07-04]7pkt,1pt.(tcp)
2019-07-04 16:12:17
194.186.76.90 attackbots
@LucianNitescu Personal Honeypot Network <<<>>> Donate at paypal.me/LNitescu <<<>>> 2019-07-03 09:09:44,282 INFO [shellcode_manager] (194.186.76.90) no match, writing hexdump (a93d5c5374b989828ff206f3c6e257bb :2314361) - MS17010 (EternalBlue)
2019-07-04 16:14:58
177.103.186.21 attackspambots
2019-07-04T08:22:42.467856abusebot-8.cloudsearch.cf sshd\[6720\]: Invalid user alix from 177.103.186.21 port 46648
2019-07-04 16:23:12
125.76.246.90 attack
445/tcp 445/tcp 445/tcp...
[2019-05-16/07-04]8pkt,1pt.(tcp)
2019-07-04 16:06:58
94.29.72.33 attackbots
1,22-05/25 concatform PostRequest-Spammer scoring: Durban02
2019-07-04 16:24:50
74.208.252.136 attack
Jul  4 08:11:35 Ubuntu-1404-trusty-64-minimal sshd\[28918\]: Invalid user andreas from 74.208.252.136
Jul  4 08:11:35 Ubuntu-1404-trusty-64-minimal sshd\[28918\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.208.252.136
Jul  4 08:11:37 Ubuntu-1404-trusty-64-minimal sshd\[28918\]: Failed password for invalid user andreas from 74.208.252.136 port 50414 ssh2
Jul  4 08:14:20 Ubuntu-1404-trusty-64-minimal sshd\[30397\]: Invalid user bot from 74.208.252.136
Jul  4 08:14:20 Ubuntu-1404-trusty-64-minimal sshd\[30397\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=74.208.252.136
2019-07-04 16:26:17
175.107.192.153 attackbots
[SMB remote code execution attempt: port tcp/445]
[scan/connect: 2 time(s)]
*(RWIN=1024)(07041030)
2019-07-04 15:41:46
185.36.81.173 attackbots
Rude login attack (6 tries in 1d)
2019-07-04 15:58:58
107.170.192.236 attackbotsspam
Port scan: Attack repeated for 24 hours
2019-07-04 16:02:34
185.222.211.14 attackspambots
04.07.2019 08:19:17 SMTP access blocked by firewall
2019-07-04 16:24:33
197.157.20.202 attack
19/7/4@03:37:11: FAIL: Alarm-Intrusion address from=197.157.20.202
19/7/4@03:37:11: FAIL: Alarm-Intrusion address from=197.157.20.202
...
2019-07-04 16:14:22

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