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 <<>> 104.20.237.19
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35345
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.20.237.19.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022033000 1800 900 604800 86400

;; Query time: 74 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Mar 30 14:28:53 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 19.237.20.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 19.237.20.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
212.70.149.52 attack
Oct  4 14:04:21 srv01 postfix/smtpd\[31255\]: warning: unknown\[212.70.149.52\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:04:23 srv01 postfix/smtpd\[31267\]: warning: unknown\[212.70.149.52\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:04:28 srv01 postfix/smtpd\[32304\]: warning: unknown\[212.70.149.52\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:04:30 srv01 postfix/smtpd\[32306\]: warning: unknown\[212.70.149.52\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:04:47 srv01 postfix/smtpd\[31255\]: warning: unknown\[212.70.149.52\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-10-04 21:19:57
45.142.120.53 attackbotsspam
Oct  4 14:21:51 nlmail01.srvfarm.net postfix/smtpd[387770]: warning: unknown[45.142.120.53]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:21:59 nlmail01.srvfarm.net postfix/smtpd[387912]: warning: unknown[45.142.120.53]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:22:01 nlmail01.srvfarm.net postfix/smtpd[387915]: warning: unknown[45.142.120.53]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:22:04 nlmail01.srvfarm.net postfix/smtpd[387770]: warning: unknown[45.142.120.53]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:22:10 nlmail01.srvfarm.net postfix/smtpd[387920]: warning: unknown[45.142.120.53]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-10-04 21:35:39
45.142.120.209 attackspambots
Oct  4 14:24:17 websrv1.derweidener.de postfix/smtpd[251761]: warning: unknown[45.142.120.209]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:24:24 websrv1.derweidener.de postfix/smtpd[251765]: warning: unknown[45.142.120.209]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:24:26 websrv1.derweidener.de postfix/smtpd[251771]: warning: unknown[45.142.120.209]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:24:28 websrv1.derweidener.de postfix/smtpd[251761]: warning: unknown[45.142.120.209]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Oct  4 14:24:34 websrv1.derweidener.de postfix/smtpd[251772]: warning: unknown[45.142.120.209]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2020-10-04 21:33:56
118.193.31.179 attack
[N1.H1.VM1] Port Scanner Detected Blocked by UFW
2020-10-04 21:38:33
177.124.201.61 attackspam
Connection to SSH Honeypot - Detected by HoneypotDB
2020-10-04 21:49:32
5.149.95.25 attackspam
Oct  4 09:46:32 mail.srvfarm.net postfix/smtps/smtpd[766717]: warning: unknown[5.149.95.25]: SASL PLAIN authentication failed: 
Oct  4 09:46:32 mail.srvfarm.net postfix/smtps/smtpd[766717]: lost connection after AUTH from unknown[5.149.95.25]
Oct  4 09:47:20 mail.srvfarm.net postfix/smtps/smtpd[766717]: warning: unknown[5.149.95.25]: SASL PLAIN authentication failed: 
Oct  4 09:47:20 mail.srvfarm.net postfix/smtps/smtpd[766717]: lost connection after AUTH from unknown[5.149.95.25]
Oct  4 09:54:40 mail.srvfarm.net postfix/smtps/smtpd[764940]: warning: unknown[5.149.95.25]: SASL PLAIN authentication failed:
2020-10-04 21:19:06
77.252.137.108 attackspam
Oct  3 22:24:23 mail.srvfarm.net postfix/smtps/smtpd[662244]: warning: unknown[77.252.137.108]: SASL PLAIN authentication failed: 
Oct  3 22:24:23 mail.srvfarm.net postfix/smtps/smtpd[662244]: lost connection after AUTH from unknown[77.252.137.108]
Oct  3 22:25:26 mail.srvfarm.net postfix/smtpd[660367]: warning: unknown[77.252.137.108]: SASL PLAIN authentication failed: 
Oct  3 22:25:26 mail.srvfarm.net postfix/smtpd[660367]: lost connection after AUTH from unknown[77.252.137.108]
Oct  3 22:27:56 mail.srvfarm.net postfix/smtps/smtpd[662242]: warning: unknown[77.252.137.108]: SASL PLAIN authentication failed:
2020-10-04 21:31:44
187.87.13.63 attack
Oct  3 22:21:00 mail.srvfarm.net postfix/smtpd[661689]: warning: unknown[187.87.13.63]: SASL PLAIN authentication failed: 
Oct  3 22:21:00 mail.srvfarm.net postfix/smtpd[661689]: lost connection after AUTH from unknown[187.87.13.63]
Oct  3 22:29:09 mail.srvfarm.net postfix/smtps/smtpd[659335]: warning: unknown[187.87.13.63]: SASL PLAIN authentication failed: 
Oct  3 22:29:09 mail.srvfarm.net postfix/smtps/smtpd[659335]: lost connection after AUTH from unknown[187.87.13.63]
Oct  3 22:30:11 mail.srvfarm.net postfix/smtpd[661689]: warning: unknown[187.87.13.63]: SASL PLAIN authentication failed:
2020-10-04 21:22:34
192.241.222.11 attack
21
2020-10-04 21:40:38
177.85.142.140 attackbots
Oct  4 06:35:01 mail.srvfarm.net postfix/smtpd[739716]: warning: unknown[177.85.142.140]: SASL PLAIN authentication failed: 
Oct  4 06:35:02 mail.srvfarm.net postfix/smtpd[739716]: lost connection after AUTH from unknown[177.85.142.140]
Oct  4 06:36:11 mail.srvfarm.net postfix/smtpd[735772]: warning: unknown[177.85.142.140]: SASL PLAIN authentication failed: 
Oct  4 06:36:12 mail.srvfarm.net postfix/smtpd[735772]: lost connection after AUTH from unknown[177.85.142.140]
Oct  4 06:38:36 mail.srvfarm.net postfix/smtpd[737249]: warning: unknown[177.85.142.140]: SASL PLAIN authentication failed:
2020-10-04 21:24:41
61.155.209.51 attackspam
 TCP (SYN) 61.155.209.51:53131 -> port 16864, len 44
2020-10-04 21:46:21
146.56.192.60 attack
2020-10-04T09:21:10.913259Z 81001b4a46c7 New connection: 146.56.192.60:46678 (172.17.0.5:2222) [session: 81001b4a46c7]
2020-10-04T09:25:55.546602Z b36fee11a966 New connection: 146.56.192.60:36716 (172.17.0.5:2222) [session: b36fee11a966]
2020-10-04 21:55:18
52.187.105.28 attackspam
Oct  3 22:12:33 mail.srvfarm.net postfix/smtpd[661688]: NOQUEUE: reject: RCPT from unknown[52.187.105.28]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
Oct  3 22:14:21 mail.srvfarm.net postfix/smtpd[660369]: NOQUEUE: reject: RCPT from unknown[52.187.105.28]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
Oct  3 22:15:21 mail.srvfarm.net postfix/smtpd[660373]: NOQUEUE: reject: RCPT from unknown[52.187.105.28]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
Oct  3 22:16:36 mail.srvfarm.net postfix/smtpd[661689]: NOQUEUE: reject: RCPT from unknown[52.187.105.28]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
2020-10-04 21:32:18
139.59.46.226 attack
Fail2Ban Ban Triggered
2020-10-04 21:49:55
40.69.101.174 attackspambots
Oct  3 22:23:30 web01.agentur-b-2.de postfix/smtpd[1085509]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
Oct  3 22:25:36 web01.agentur-b-2.de postfix/smtpd[1085420]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
Oct  3 22:27:52 web01.agentur-b-2.de postfix/smtpd[1085479]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
Oct  3 22:29:52 web01.agentur-b-2.de postfix/smtpd[1085479]: NOQUEUE: reject: RCPT from unknown[40.69.101.174]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to= proto=ESMTP helo=
2020-10-04 21:18:06

Recently Reported IPs

104.20.236.19 104.20.24.82 104.20.243.100 104.20.249.76
104.20.250.17 104.20.251.17 104.20.255.133 104.20.3.254
104.20.30.42 104.20.31.145 104.20.31.42 104.20.31.73
104.20.33.30 104.20.34.15 104.20.34.159 104.20.34.30
104.20.35.15 104.20.37.146 104.20.38.146 104.20.38.72