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: None

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 <<>> 104.21.55.181
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 49126
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.55.181.			IN	A

;; AUTHORITY SECTION:
.			94	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 00:13:49 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 181.55.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 181.55.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.212.206.180 attackspam
1591476278 - 06/06/2020 22:44:38 Host: 222.212.206.180/222.212.206.180 Port: 445 TCP Blocked
2020-06-07 06:30:15
27.204.54.225 attackspam
Bruteforce detected by fail2ban
2020-06-07 06:05:02
118.27.20.122 attack
Jun  6 21:02:33 game-panel sshd[1883]: Failed password for root from 118.27.20.122 port 50282 ssh2
Jun  6 21:06:14 game-panel sshd[2118]: Failed password for root from 118.27.20.122 port 54578 ssh2
2020-06-07 06:29:02
106.53.18.22 attackbots
WordPress brute force
2020-06-07 06:00:22
185.67.33.243 attackbots
Jun  7 01:01:42 debian kernel: [383461.958485] [UFW BLOCK] IN=eth0 OUT= MAC=52:54:00:be:e4:65:08:e8:4f:6e:48:0c:08:00 SRC=185.67.33.243 DST=89.252.131.35 LEN=44 TOS=0x00 PREC=0x00 TTL=246 ID=54321 PROTO=TCP SPT=4345 DPT=3306 WINDOW=65535 RES=0x00 SYN URGP=0
2020-06-07 06:20:36
148.70.77.134 attack
Jun  6 21:48:56 scw-6657dc sshd[19952]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.77.134  user=root
Jun  6 21:48:56 scw-6657dc sshd[19952]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=148.70.77.134  user=root
Jun  6 21:48:59 scw-6657dc sshd[19952]: Failed password for root from 148.70.77.134 port 42824 ssh2
...
2020-06-07 06:30:43
31.27.144.185 attackbotsspam
2020-06-06T20:44:34.614485abusebot-7.cloudsearch.cf sshd[2878]: Invalid user pi from 31.27.144.185 port 37542
2020-06-06T20:44:34.617014abusebot-7.cloudsearch.cf sshd[2880]: Invalid user pi from 31.27.144.185 port 37544
2020-06-06T20:44:34.793625abusebot-7.cloudsearch.cf sshd[2878]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=net-31-27-144-185.cust.vodafonedsl.it
2020-06-06T20:44:34.614485abusebot-7.cloudsearch.cf sshd[2878]: Invalid user pi from 31.27.144.185 port 37542
2020-06-06T20:44:36.100581abusebot-7.cloudsearch.cf sshd[2878]: Failed password for invalid user pi from 31.27.144.185 port 37542 ssh2
2020-06-06T20:44:34.795865abusebot-7.cloudsearch.cf sshd[2880]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=net-31-27-144-185.cust.vodafonedsl.it
2020-06-06T20:44:34.617014abusebot-7.cloudsearch.cf sshd[2880]: Invalid user pi from 31.27.144.185 port 37544
2020-06-06T20:44:36.119510abusebot-7.cloudsea
...
2020-06-07 06:33:52
106.12.86.56 attackbots
Jun  6 21:51:05 scw-6657dc sshd[20021]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.86.56  user=root
Jun  6 21:51:05 scw-6657dc sshd[20021]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.86.56  user=root
Jun  6 21:51:07 scw-6657dc sshd[20021]: Failed password for root from 106.12.86.56 port 35744 ssh2
...
2020-06-07 06:31:00
49.146.15.160 attackbotsspam
Unauthorized connection attempt from IP address 49.146.15.160 on Port 445(SMB)
2020-06-07 06:14:32
169.57.153.185 attackspambots
Jun  7 00:07:11 vmi345603 sshd[2354]: Failed password for root from 169.57.153.185 port 34718 ssh2
...
2020-06-07 06:24:02
106.12.91.102 attackbots
Jun  7 00:01:50 vps647732 sshd[7555]: Failed password for root from 106.12.91.102 port 34140 ssh2
...
2020-06-07 06:15:00
112.186.79.4 attack
51. On Jun 6 2020 experienced a Brute Force SSH login attempt -> 52 unique times by 112.186.79.4.
2020-06-07 06:10:13
192.42.116.28 attack
prod6
...
2020-06-07 06:16:49
116.55.130.16 attackspam
06/06/2020-16:45:13.959114 116.55.130.16 Protocol: 6 ET SCAN Suspicious inbound to MSSQL port 1433
2020-06-07 06:05:52
107.189.2.3 attackbotsspam
WordPress brute force
2020-06-07 05:56:02

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