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: Kobe

Region: Hyōgo

Country: Japan

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 <<>> 121.81.19.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 46549
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			583	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020092101 1800 900 604800 86400

;; Query time: 13 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Sep 22 09:42:19 CST 2020
;; MSG SIZE  rcvd: 116
Host info
21.19.81.121.in-addr.arpa domain name pointer 121-81-19-21f1.hyg1.eonet.ne.jp.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
21.19.81.121.in-addr.arpa	name = 121-81-19-21f1.hyg1.eonet.ne.jp.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
122.152.215.13 attack
Jan 25 05:38:49 game-panel sshd[29928]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.152.215.13
Jan 25 05:38:51 game-panel sshd[29928]: Failed password for invalid user bots from 122.152.215.13 port 57626 ssh2
Jan 25 05:42:22 game-panel sshd[30146]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=122.152.215.13
2020-01-25 14:02:18
185.209.0.91 attack
Jan 25 06:36:07 debian-2gb-nbg1-2 kernel: \[2189842.486446\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=185.209.0.91 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=40758 PROTO=TCP SPT=57162 DPT=5599 WINDOW=1024 RES=0x00 SYN URGP=0
2020-01-25 13:36:15
45.33.70.146 attack
Unauthorized connection attempt detected from IP address 45.33.70.146 to port 22 [J]
2020-01-25 13:22:20
110.137.80.93 attack
Unauthorised access (Jan 25) SRC=110.137.80.93 LEN=40 TTL=245 ID=30243 DF TCP DPT=8080 WINDOW=14600 SYN
2020-01-25 13:46:16
181.1.76.36 attackbots
Jan 25 05:56:53 MK-Soft-Root1 sshd[13039]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.1.76.36 
Jan 25 05:56:55 MK-Soft-Root1 sshd[13039]: Failed password for invalid user ubnt from 181.1.76.36 port 64441 ssh2
...
2020-01-25 13:38:00
185.45.165.146 attackbotsspam
" "
2020-01-25 13:42:59
218.92.0.145 attackspambots
Jan 25 06:44:17 amit sshd\[1388\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.145  user=root
Jan 25 06:44:19 amit sshd\[1388\]: Failed password for root from 218.92.0.145 port 12477 ssh2
Jan 25 06:44:44 amit sshd\[1390\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.145  user=root
...
2020-01-25 13:52:42
123.126.20.94 attackspambots
Jan 24 18:54:15 eddieflores sshd\[28219\]: Invalid user ec2-user from 123.126.20.94
Jan 24 18:54:15 eddieflores sshd\[28219\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.126.20.94
Jan 24 18:54:18 eddieflores sshd\[28219\]: Failed password for invalid user ec2-user from 123.126.20.94 port 56988 ssh2
Jan 24 18:57:03 eddieflores sshd\[28599\]: Invalid user xiaomei from 123.126.20.94
Jan 24 18:57:03 eddieflores sshd\[28599\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.126.20.94
2020-01-25 13:33:00
171.15.195.220 attackbotsspam
1579928232 - 01/25/2020 05:57:12 Host: 171.15.195.220/171.15.195.220 Port: 445 TCP Blocked
2020-01-25 13:27:51
222.186.173.142 attackspambots
2020-01-25T05:31:28.299705shield sshd\[8231\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.173.142  user=root
2020-01-25T05:31:30.050893shield sshd\[8231\]: Failed password for root from 222.186.173.142 port 63250 ssh2
2020-01-25T05:31:33.935116shield sshd\[8231\]: Failed password for root from 222.186.173.142 port 63250 ssh2
2020-01-25T05:31:36.880188shield sshd\[8231\]: Failed password for root from 222.186.173.142 port 63250 ssh2
2020-01-25T05:31:39.912653shield sshd\[8231\]: Failed password for root from 222.186.173.142 port 63250 ssh2
2020-01-25 13:37:26
59.9.210.52 attackbots
Automatic report - SSH Brute-Force Attack
2020-01-25 13:47:57
117.2.221.81 attack
unauthorized connection attempt
2020-01-25 13:33:29
122.228.19.80 attackspambots
01/25/2020-00:45:00.417389 122.228.19.80 Protocol: 17 GPL RPC portmap listing UDP 111
2020-01-25 13:46:32
185.153.45.174 attackbots
unauthorized connection attempt
2020-01-25 13:51:20
192.241.211.215 attack
Unauthorized connection attempt detected from IP address 192.241.211.215 to port 2220 [J]
2020-01-25 14:01:34

Recently Reported IPs

34.245.30.34 34.216.212.99 26.242.186.95 75.161.146.6
232.49.67.41 253.25.37.109 5.154.23.47 64.105.139.18
213.39.41.95 15.161.155.182 81.71.2.21 117.197.188.10
195.175.52.78 124.60.73.157 95.47.44.1 49.149.103.91
186.29.183.25 178.124.209.209 189.173.68.35 52.178.67.98