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

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 <<>> 104.21.19.178
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 28737
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.178.			IN	A

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

;; Query time: 89 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 18:31:56 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 178.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 178.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
168.181.120.21 attack
All in one
2020-05-06 05:57:07
110.42.9.49 attack
May  5 19:53:53 nginx sshd[6570]: Connection from 110.42.9.49 port 5129 on 10.23.102.80 port 22
May  5 19:54:02 nginx sshd[6570]: Invalid user testuser from 110.42.9.49
May  5 19:54:02 nginx sshd[6570]: Connection closed by 110.42.9.49 port 5129 [preauth]
2020-05-06 05:48:34
213.217.0.132 attackbotsspam
May  5 23:17:37 debian-2gb-nbg1-2 kernel: \[10972350.559043\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=213.217.0.132 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=245 ID=39857 PROTO=TCP SPT=43963 DPT=55444 WINDOW=1024 RES=0x00 SYN URGP=0
2020-05-06 05:24:42
174.138.18.157 attack
May  5 21:26:25 PorscheCustomer sshd[3407]: Failed password for root from 174.138.18.157 port 32948 ssh2
May  5 21:30:28 PorscheCustomer sshd[3523]: Failed password for root from 174.138.18.157 port 36722 ssh2
...
2020-05-06 05:43:21
49.232.157.251 attackbotsspam
" "
2020-05-06 05:50:38
129.211.108.201 attack
May  5 23:57:13 gw1 sshd[19779]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=129.211.108.201
May  5 23:57:14 gw1 sshd[19779]: Failed password for invalid user obc from 129.211.108.201 port 40104 ssh2
...
2020-05-06 05:39:08
162.243.158.198 attackspam
2020-05-05T20:12:33.438908abusebot-3.cloudsearch.cf sshd[3280]: Invalid user kun from 162.243.158.198 port 56224
2020-05-05T20:12:33.446806abusebot-3.cloudsearch.cf sshd[3280]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.243.158.198
2020-05-05T20:12:33.438908abusebot-3.cloudsearch.cf sshd[3280]: Invalid user kun from 162.243.158.198 port 56224
2020-05-05T20:12:36.044214abusebot-3.cloudsearch.cf sshd[3280]: Failed password for invalid user kun from 162.243.158.198 port 56224 ssh2
2020-05-05T20:17:37.486026abusebot-3.cloudsearch.cf sshd[3620]: Invalid user test1 from 162.243.158.198 port 37386
2020-05-05T20:17:37.494263abusebot-3.cloudsearch.cf sshd[3620]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=162.243.158.198
2020-05-05T20:17:37.486026abusebot-3.cloudsearch.cf sshd[3620]: Invalid user test1 from 162.243.158.198 port 37386
2020-05-05T20:17:39.825702abusebot-3.cloudsearch.cf sshd[3620]: Failed
...
2020-05-06 05:30:55
1.162.145.143 attackspam
20/5/5@13:54:34: FAIL: Alarm-Telnet address from=1.162.145.143
...
2020-05-06 05:23:53
222.186.173.201 attackbots
May  5 23:25:58 pve1 sshd[4717]: Failed password for root from 222.186.173.201 port 56970 ssh2
May  5 23:26:03 pve1 sshd[4717]: Failed password for root from 222.186.173.201 port 56970 ssh2
...
2020-05-06 05:34:12
106.12.86.205 attackspam
prod6
...
2020-05-06 05:56:10
51.254.123.127 attackspam
May  5 17:10:47 NPSTNNYC01T sshd[16205]: Failed password for root from 51.254.123.127 port 35746 ssh2
May  5 17:14:27 NPSTNNYC01T sshd[16481]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.254.123.127
May  5 17:14:29 NPSTNNYC01T sshd[16481]: Failed password for invalid user csvn from 51.254.123.127 port 40079 ssh2
...
2020-05-06 05:19:01
47.244.244.136 attackbots
GET /xmlrpc.php HTTP/1.1
2020-05-06 05:46:06
5.140.233.250 attackbotsspam
badbot
2020-05-06 05:51:57
69.195.234.8 attackspam
IP blocked
2020-05-06 05:26:34
106.12.82.22 attackbotsspam
May  5 19:54:17 haigwepa sshd[6249]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.82.22 
May  5 19:54:19 haigwepa sshd[6249]: Failed password for invalid user ftpuser from 106.12.82.22 port 58270 ssh2
...
2020-05-06 05:35:49

Recently Reported IPs

104.21.19.170 104.21.19.18 104.21.19.180 104.21.19.186
104.21.19.187 104.21.19.189 104.21.19.190 104.21.19.192
104.21.19.199 104.21.19.2 104.21.19.20 104.21.19.208
104.21.19.213 104.21.19.214 104.21.19.215 129.161.48.151
104.21.19.217 14.172.106.152 104.21.19.221 104.21.19.222