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:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.19.5
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 28079
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.19.5.			IN	A

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

;; Query time: 61 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:14:27 CST 2022
;; MSG SIZE  rcvd: 104
Host info
Host 5.19.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 5.19.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
49.88.112.113 attackspam
Dec 29 10:30:27 plusreed sshd[10654]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.88.112.113  user=root
Dec 29 10:30:29 plusreed sshd[10654]: Failed password for root from 49.88.112.113 port 10627 ssh2
...
2019-12-29 23:30:55
117.33.216.207 attack
" "
2019-12-29 23:47:39
222.186.175.183 attackspambots
SSH Brute Force, server-1 sshd[31990]: Failed password for root from 222.186.175.183 port 18524 ssh2
2019-12-29 23:07:57
206.51.77.54 attack
Dec 29 15:12:44 localhost sshd\[51724\]: Invalid user detective from 206.51.77.54 port 53435
Dec 29 15:12:44 localhost sshd\[51724\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.51.77.54
Dec 29 15:12:46 localhost sshd\[51724\]: Failed password for invalid user detective from 206.51.77.54 port 53435 ssh2
Dec 29 15:15:53 localhost sshd\[51782\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=206.51.77.54  user=root
Dec 29 15:15:55 localhost sshd\[51782\]: Failed password for root from 206.51.77.54 port 38911 ssh2
...
2019-12-29 23:37:37
159.203.201.23 attackbots
*Port Scan* detected from 159.203.201.23 (US/United States/zg-0911b-41.stretchoid.com). 4 hits in the last 296 seconds
2019-12-29 23:09:32
23.253.85.153 attackbots
Unauthorised access (Dec 29) SRC=23.253.85.153 LEN=40 TTL=53 ID=11418 TCP DPT=8080 WINDOW=7125 SYN 
Unauthorised access (Dec 29) SRC=23.253.85.153 LEN=40 TTL=48 ID=48867 TCP DPT=8080 WINDOW=55150 SYN 
Unauthorised access (Dec 28) SRC=23.253.85.153 LEN=40 TTL=48 ID=34715 TCP DPT=8080 WINDOW=55150 SYN
2019-12-29 23:36:09
223.197.250.72 attack
Dec 29 15:45:11 mail sshd[8098]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.197.250.72  user=root
Dec 29 15:45:13 mail sshd[8098]: Failed password for root from 223.197.250.72 port 41954 ssh2
Dec 29 15:54:43 mail sshd[9172]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=223.197.250.72  user=root
Dec 29 15:54:45 mail sshd[9172]: Failed password for root from 223.197.250.72 port 55048 ssh2
...
2019-12-29 23:19:27
3.89.139.236 attackspambots
Dec 29 16:08:05 debian-2gb-nbg1-2 kernel: \[1284797.426300\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=3.89.139.236 DST=195.201.40.59 LEN=52 TOS=0x02 PREC=0x00 TTL=98 ID=30446 DF PROTO=TCP SPT=64339 DPT=3389 WINDOW=62727 RES=0x00 CWR ECE SYN URGP=0
2019-12-29 23:51:03
124.152.57.64 attackspambots
Dec 29 09:54:23 web1 postfix/smtpd[28081]: warning: unknown[124.152.57.64]: SASL LOGIN authentication failed: authentication failure
...
2019-12-29 23:30:25
110.37.226.66 attack
Unauthorized connection attempt detected from IP address 110.37.226.66 to port 445
2019-12-29 23:48:17
174.138.44.30 attackspambots
Dec 29 14:54:31 zx01vmsma01 sshd[100693]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=174.138.44.30
Dec 29 14:54:33 zx01vmsma01 sshd[100693]: Failed password for invalid user ilio from 174.138.44.30 port 53906 ssh2
...
2019-12-29 23:24:29
178.46.212.1 attackbots
Dec 29 15:54:53 mc1 kernel: \[1790082.644465\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=178.46.212.1 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=52 ID=56748 PROTO=TCP SPT=1792 DPT=23 WINDOW=58170 RES=0x00 SYN URGP=0 
Dec 29 15:54:53 mc1 kernel: \[1790082.658194\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=178.46.212.1 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=52 ID=56748 PROTO=TCP SPT=1792 DPT=23 WINDOW=58170 RES=0x00 SYN URGP=0 
Dec 29 15:54:53 mc1 kernel: \[1790082.669067\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=178.46.212.1 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=52 ID=56748 PROTO=TCP SPT=1792 DPT=23 WINDOW=58170 RES=0x00 SYN URGP=0 
...
2019-12-29 23:13:38
193.112.19.70 attackbotsspam
Dec 29 15:06:43 raspberrypi sshd\[672\]: Invalid user ryon from 193.112.19.70Dec 29 15:06:45 raspberrypi sshd\[672\]: Failed password for invalid user ryon from 193.112.19.70 port 39426 ssh2Dec 29 15:15:02 raspberrypi sshd\[1075\]: Invalid user willeke from 193.112.19.70
...
2019-12-29 23:28:03
185.53.88.107 attackspam
\[2019-12-29 09:54:53\] NOTICE\[2839\] chan_sip.c: Registration from '"8000" \' failed for '185.53.88.107:6046' - Wrong password
\[2019-12-29 09:54:53\] SECURITY\[2857\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-12-29T09:54:53.566-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="8000",SessionID="0x7f0fb4a5a908",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.53.88.107/6046",Challenge="50c3ede2",ReceivedChallenge="50c3ede2",ReceivedHash="433b2528ec876924ae593bdcd9a08f6a"
\[2019-12-29 09:54:53\] NOTICE\[2839\] chan_sip.c: Registration from '"8000" \' failed for '185.53.88.107:6046' - Wrong password
\[2019-12-29 09:54:53\] SECURITY\[2857\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-12-29T09:54:53.748-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="8000",SessionID="0x7f0fb462f398",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UD
2019-12-29 23:11:46
68.183.106.84 attackbots
Dec 29 15:39:12 vpn01 sshd[12173]: Failed password for root from 68.183.106.84 port 45664 ssh2
Dec 29 15:54:41 vpn01 sshd[12318]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=68.183.106.84
...
2019-12-29 23:21:57

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