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 <<>> 103.19.21.158
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 52879
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;103.19.21.158.			IN	A

;; AUTHORITY SECTION:
.			164	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022030501 1800 900 604800 86400

;; Query time: 75 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Mar 06 06:26:16 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 158.21.19.103.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 158.21.19.103.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
89.248.174.222 attackspam
Nov   9   08:36:29   SRC=89.248.174.222   PROTO=TCP   SPT=47065 DPT=8089
Nov   9   09:26:54   SRC=89.248.174.222   PROTO=TCP   SPT=49176 DPT=8089
Nov   9   10:12:04   SRC=89.248.174.222   PROTO=TCP   SPT=52276 DPT=8089
Nov   9   11:00:17   SRC=89.248.174.222   PROTO=TCP   SPT=55968 DPT=8089
Nov   9   12:48:59   SRC=89.248.174.222   PROTO=TCP   SPT=40952 DPT=8089
2019-11-11 02:48:39
92.118.222.248 attackspambots
ET CINS Active Threat Intelligence Poor Reputation IP group 88 - port: 83 proto: TCP cat: Misc Attack
2019-11-11 02:47:06
176.107.130.183 attack
11/10/2019-11:55:52.319560 176.107.130.183 Protocol: 17 ET SCAN Sipvicious Scan
2019-11-11 02:43:45
37.120.152.214 attackbotsspam
ET CINS Active Threat Intelligence Poor Reputation IP group 21 - port: 389 proto: TCP cat: Misc Attack
2019-11-11 02:58:51
60.172.5.98 attackspambots
ET CINS Active Threat Intelligence Poor Reputation IP group 51 - port: 23 proto: TCP cat: Misc Attack
2019-11-11 02:55:05
81.22.45.49 attack
11/10/2019-13:34:32.110075 81.22.45.49 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2019-11-11 02:52:33
198.108.67.20 attack
ET DROP Dshield Block Listed Source group 1 - port: 1433 proto: TCP cat: Misc Attack
2019-11-11 02:59:48
188.162.43.29 attack
11/10/2019-17:08:20.885285 188.162.43.29 Protocol: 6 SURICATA SMTP tls rejected
2019-11-11 03:14:17
78.128.113.42 attackspambots
11/10/2019-11:52:13.450669 78.128.113.42 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-11-11 02:53:53
185.176.27.42 attackspambots
11/10/2019-19:37:31.141875 185.176.27.42 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2019-11-11 03:01:46
207.154.211.20 attackbots
Nov 10 07:22:44 our-server-hostname postfix/smtpd[3384]: connect from unknown[207.154.211.20]
Nov x@x
Nov 10 07:22:46 our-server-hostname postfix/smtpd[3384]: lost connection after RCPT from unknown[207.154.211.20]
Nov 10 07:22:46 our-server-hostname postfix/smtpd[3384]: disconnect from unknown[207.154.211.20]
Nov 10 07:23:14 our-server-hostname postfix/smtpd[1559]: connect from unknown[207.154.211.20]
Nov 10 07:23:15 our-server-hostname postfix/smtpd[1559]: NOQUEUE: reject: RCPT from unknown[207.154.211.20]: 554 5.7.1 Service unavailable; Client host [207.154.211.20] blocked using zen.s
.... truncated .... 
 x@x
Nov 10 08:16:48 our-server-hostname postfix/smtpd[16048]: lost connection after RCPT from unknown[207.154.211.20]
Nov 10 08:16:48 our-server-hostname postfix/smtpd[16048]: disconnect from unknown[207.154.211.20]
Nov 10 08:20:26 our-server-hostname postfix/smtpd[20126]: connect from unknown[207.154.211.20]
Nov x@x
Nov 10 08:20:27 our-server-hostname postfix/smtp........
-------------------------------
2019-11-11 03:13:39
159.203.201.191 attackspam
ET DROP Dshield Block Listed Source group 1 - port: 56758 proto: TCP cat: Misc Attack
2019-11-11 02:44:16
111.68.101.165 attackspam
ET SCAN Suspicious inbound to MSSQL port 1433 - port: 1433 proto: TCP cat: Potentially Bad Traffic
2019-11-11 02:45:56
45.82.153.34 attack
11/10/2019-19:49:40.056823 45.82.153.34 Protocol: 6 ET CINS Active Threat Intelligence Poor Reputation IP group 44
2019-11-11 02:58:16
94.102.56.181 attackbots
11/10/2019-13:32:00.432004 94.102.56.181 Protocol: 6 ET SCAN NMAP -sS window 1024
2019-11-11 02:46:28

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