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 <<>> 104.21.71.45
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 61159
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.71.45.			IN	A

;; AUTHORITY SECTION:
.			432	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 21 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:50:03 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 45.71.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 45.71.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
168.205.192.111 attackspambots
Sep  8 15:58:22 mail.srvfarm.net postfix/smtpd[1844657]: warning: unknown[168.205.192.111]: SASL PLAIN authentication failed: 
Sep  8 15:58:25 mail.srvfarm.net postfix/smtpd[1844657]: lost connection after AUTH from unknown[168.205.192.111]
Sep  8 15:59:59 mail.srvfarm.net postfix/smtps/smtpd[1844382]: warning: unknown[168.205.192.111]: SASL PLAIN authentication failed: 
Sep  8 16:00:00 mail.srvfarm.net postfix/smtps/smtpd[1844382]: lost connection after AUTH from unknown[168.205.192.111]
Sep  8 16:00:11 mail.srvfarm.net postfix/smtps/smtpd[1842209]: warning: unknown[168.205.192.111]: SASL PLAIN authentication failed:
2020-09-12 01:11:59
40.118.226.96 attack
Sep 11 17:39:17 sshgateway sshd\[17822\]: Invalid user admin from 40.118.226.96
Sep 11 17:39:17 sshgateway sshd\[17822\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=40.118.226.96
Sep 11 17:39:19 sshgateway sshd\[17822\]: Failed password for invalid user admin from 40.118.226.96 port 56952 ssh2
2020-09-12 01:40:23
91.134.173.100 attack
reported through recidive - multiple failed attempts(SSH)
2020-09-12 01:29:40
178.128.95.43 attackspam
"Unauthorized connection attempt on SSHD detected"
2020-09-12 01:33:49
181.28.152.133 attack
Sep 12 00:09:42 webhost01 sshd[14081]: Failed password for root from 181.28.152.133 port 32823 ssh2
...
2020-09-12 01:36:07
159.65.239.34 attackspambots
159.65.239.34 - - [11/Sep/2020:06:53:59 +0200] "GET /wp-login.php HTTP/1.1" 200 8796 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
159.65.239.34 - - [11/Sep/2020:06:54:01 +0200] "POST /wp-login.php HTTP/1.1" 200 9047 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
159.65.239.34 - - [11/Sep/2020:06:54:02 +0200] "POST /xmlrpc.php HTTP/1.1" 200 427 "-" "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:62.0) Gecko/20100101 Firefox/62.0"
2020-09-12 01:07:33
95.141.142.46 attack
20/9/11@03:17:17: FAIL: Alarm-Intrusion address from=95.141.142.46
...
2020-09-12 01:46:16
62.210.194.9 attackbotsspam
Sep 10 15:28:42 mail.srvfarm.net postfix/smtpd[3126192]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 10 15:29:52 mail.srvfarm.net postfix/smtpd[3122971]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 10 15:30:57 mail.srvfarm.net postfix/smtpd[3142403]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 10 15:33:27 mail.srvfarm.net postfix/smtpd[3126191]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
Sep 10 15:34:36 mail.srvfarm.net postfix/smtpd[3126191]: lost connection after STARTTLS from r9.news.eu.rvca.com[62.210.194.9]
2020-09-12 01:24:26
45.176.214.154 attack
Sep  8 11:36:22 mail.srvfarm.net postfix/smtps/smtpd[1739904]: warning: unknown[45.176.214.154]: SASL PLAIN authentication failed: 
Sep  8 11:36:23 mail.srvfarm.net postfix/smtps/smtpd[1739904]: lost connection after AUTH from unknown[45.176.214.154]
Sep  8 11:36:41 mail.srvfarm.net postfix/smtpd[1738735]: warning: unknown[45.176.214.154]: SASL PLAIN authentication failed: 
Sep  8 11:36:41 mail.srvfarm.net postfix/smtpd[1738735]: lost connection after AUTH from unknown[45.176.214.154]
Sep  8 11:45:16 mail.srvfarm.net postfix/smtpd[1742929]: warning: unknown[45.176.214.154]: SASL PLAIN authentication failed:
2020-09-12 01:15:24
51.210.96.169 attack
Sep 11 15:47:02 sshgateway sshd\[2457\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=vps-f2e0bef1.vps.ovh.net  user=root
Sep 11 15:47:05 sshgateway sshd\[2457\]: Failed password for root from 51.210.96.169 port 57406 ssh2
Sep 11 15:51:04 sshgateway sshd\[3001\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=vps-f2e0bef1.vps.ovh.net  user=root
2020-09-12 01:08:17
193.35.20.82 attackbotsspam
Sep  7 13:10:23 mail.srvfarm.net postfix/smtpd[1053353]: warning: unknown[193.35.20.82]: SASL PLAIN authentication failed: 
Sep  7 13:10:23 mail.srvfarm.net postfix/smtpd[1053353]: lost connection after AUTH from unknown[193.35.20.82]
Sep  7 13:16:53 mail.srvfarm.net postfix/smtps/smtpd[1060865]: warning: unknown[193.35.20.82]: SASL PLAIN authentication failed: 
Sep  7 13:16:53 mail.srvfarm.net postfix/smtps/smtpd[1060865]: lost connection after AUTH from unknown[193.35.20.82]
Sep  7 13:18:36 mail.srvfarm.net postfix/smtps/smtpd[1075083]: warning: unknown[193.35.20.82]: SASL PLAIN authentication failed:
2020-09-12 01:18:32
143.255.52.150 attack
Sep  7 13:32:59 mail.srvfarm.net postfix/smtpd[1077612]: warning: unknown[143.255.52.150]: SASL PLAIN authentication failed: 
Sep  7 13:32:59 mail.srvfarm.net postfix/smtpd[1077612]: lost connection after AUTH from unknown[143.255.52.150]
Sep  7 13:33:18 mail.srvfarm.net postfix/smtpd[1077612]: warning: unknown[143.255.52.150]: SASL PLAIN authentication failed: 
Sep  7 13:33:18 mail.srvfarm.net postfix/smtpd[1077612]: lost connection after AUTH from unknown[143.255.52.150]
Sep  7 13:34:16 mail.srvfarm.net postfix/smtpd[1077612]: warning: unknown[143.255.52.150]: SASL PLAIN authentication failed:
2020-09-12 01:12:12
120.88.46.226 attackbots
2020-09-11T18:55:24.332104vps773228.ovh.net sshd[22650]: Failed password for root from 120.88.46.226 port 32800 ssh2
2020-09-11T18:57:37.811119vps773228.ovh.net sshd[22666]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120-88-46-226.snat21.hns.net.in  user=root
2020-09-11T18:57:40.187761vps773228.ovh.net sshd[22666]: Failed password for root from 120.88.46.226 port 36552 ssh2
2020-09-11T18:59:53.501521vps773228.ovh.net sshd[22674]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120-88-46-226.snat21.hns.net.in  user=root
2020-09-11T18:59:54.880269vps773228.ovh.net sshd[22674]: Failed password for root from 120.88.46.226 port 40308 ssh2
...
2020-09-12 01:36:43
62.210.194.7 attackbots
Sep 10 15:28:42 mail.srvfarm.net postfix/smtpd[3138891]: lost connection after STARTTLS from r7.news.eu.rvca.com[62.210.194.7]
Sep 10 15:29:51 mail.srvfarm.net postfix/smtpd[3138890]: lost connection after STARTTLS from r7.news.eu.rvca.com[62.210.194.7]
Sep 10 15:30:56 mail.srvfarm.net postfix/smtpd[3142404]: lost connection after STARTTLS from r7.news.eu.rvca.com[62.210.194.7]
Sep 10 15:33:27 mail.srvfarm.net postfix/smtpd[3142410]: lost connection after STARTTLS from r7.news.eu.rvca.com[62.210.194.7]
Sep 10 15:34:35 mail.srvfarm.net postfix/smtpd[3126288]: lost connection after STARTTLS from r7.news.eu.rvca.com[62.210.194.7]
2020-09-12 01:25:06
77.247.178.141 attack
[2020-09-11 13:13:10] NOTICE[1239][C-000017d4] chan_sip.c: Call from '' (77.247.178.141:54019) to extension '011442037692181' rejected because extension not found in context 'public'.
[2020-09-11 13:13:10] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-11T13:13:10.225-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="011442037692181",SessionID="0x7f4d482e4338",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.178.141/54019",ACLName="no_extension_match"
[2020-09-11 13:13:28] NOTICE[1239][C-000017d6] chan_sip.c: Call from '' (77.247.178.141:51035) to extension '011442037693520' rejected because extension not found in context 'public'.
[2020-09-11 13:13:28] SECURITY[1264] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-09-11T13:13:28.180-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="011442037693520",SessionID="0x7f4d481972d8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U
...
2020-09-12 01:34:36

Recently Reported IPs

104.21.71.49 104.21.71.5 104.21.71.53 104.21.71.52
104.21.71.51 104.21.71.54 104.21.71.55 104.21.71.56
104.21.71.58 104.21.71.57 104.21.71.59 104.21.71.60
104.21.71.63 104.21.71.67 104.21.71.64 104.21.71.69
104.21.71.70 104.21.71.7 104.21.71.65 104.21.71.68