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 <<>> 104.21.43.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59922
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.43.81.			IN	A

;; AUTHORITY SECTION:
.			496	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:33:26 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 81.43.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 81.43.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
210.4.106.130 attackspambots
445/tcp 445/tcp 445/tcp...
[2020-08-07/10-01]9pkt,1pt.(tcp)
2020-10-03 01:56:18
213.32.111.52 attack
Oct  2 19:44:09 fhem-rasp sshd[29864]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=213.32.111.52  user=root
Oct  2 19:44:10 fhem-rasp sshd[29864]: Failed password for root from 213.32.111.52 port 40130 ssh2
...
2020-10-03 02:12:08
89.109.8.48 attack
20/10/1@16:39:34: FAIL: Alarm-Network address from=89.109.8.48
20/10/1@16:39:35: FAIL: Alarm-Network address from=89.109.8.48
...
2020-10-03 01:41:31
157.230.220.179 attackspambots
Oct  2 19:33:49 host2 sshd[675913]: Invalid user live from 157.230.220.179 port 49558
Oct  2 19:33:49 host2 sshd[675913]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=157.230.220.179 
Oct  2 19:33:49 host2 sshd[675913]: Invalid user live from 157.230.220.179 port 49558
Oct  2 19:33:51 host2 sshd[675913]: Failed password for invalid user live from 157.230.220.179 port 49558 ssh2
Oct  2 19:35:09 host2 sshd[675950]: Invalid user billy from 157.230.220.179 port 43254
...
2020-10-03 01:49:46
79.109.169.246 attack
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: 79.109.169.246.dyn.user.ono.com.
2020-10-03 02:05:39
148.233.37.48 attackspambots
Unauthorized connection attempt from IP address 148.233.37.48 on Port 445(SMB)
2020-10-03 02:16:15
184.154.189.90 attackbots
 TCP (SYN) 184.154.189.90:23448 -> port 995, len 44
2020-10-03 01:35:59
45.79.85.237 attackspam
2252/tcp 4592/tcp 2727/tcp...
[2020-09-15/10-02]5pkt,5pt.(tcp)
2020-10-03 01:51:44
64.227.47.17 attackspam
20 attempts against mh-ssh on leaf
2020-10-03 01:36:48
89.187.178.104 attackbots
[2020-10-01 16:35:15] NOTICE[1182][C-000002d0] chan_sip.c: Call from '' (89.187.178.104:59354) to extension '9993011972595725668' rejected because extension not found in context 'public'.
[2020-10-01 16:35:15] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-01T16:35:15.797-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9993011972595725668",SessionID="0x7f22f8010848",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/89.187.178.104/59354",ACLName="no_extension_match"
[2020-10-01 16:39:32] NOTICE[1182][C-000002d4] chan_sip.c: Call from '' (89.187.178.104:50179) to extension '9997011972595725668' rejected because extension not found in context 'public'.
[2020-10-01 16:39:32] SECURITY[1204] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-10-01T16:39:32.384-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="9997011972595725668",SessionID="0x7f22f8033458",LocalAddress="IPV4/UDP/192.168.244.6/5060",Remot
...
2020-10-03 01:45:08
189.33.0.254 attackbotsspam
Oct  2 17:35:05 onepixel sshd[94256]: Failed password for root from 189.33.0.254 port 52843 ssh2
Oct  2 17:39:18 onepixel sshd[95926]: Invalid user julia from 189.33.0.254 port 49891
Oct  2 17:39:18 onepixel sshd[95926]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.33.0.254 
Oct  2 17:39:18 onepixel sshd[95926]: Invalid user julia from 189.33.0.254 port 49891
Oct  2 17:39:20 onepixel sshd[95926]: Failed password for invalid user julia from 189.33.0.254 port 49891 ssh2
2020-10-03 01:47:14
209.97.138.179 attackspam
Oct  2 02:39:08 web9 sshd\[19908\]: Invalid user sid from 209.97.138.179
Oct  2 02:39:08 web9 sshd\[19908\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.97.138.179
Oct  2 02:39:09 web9 sshd\[19908\]: Failed password for invalid user sid from 209.97.138.179 port 46878 ssh2
Oct  2 02:42:55 web9 sshd\[20435\]: Invalid user nextcloud from 209.97.138.179
Oct  2 02:42:55 web9 sshd\[20435\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.97.138.179
2020-10-03 02:10:44
159.65.136.157 attackspambots
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-10-03 02:12:34
5.188.84.242 attack
0,19-01/02 [bc01/m11] PostRequest-Spammer scoring: nairobi
2020-10-03 02:08:24
167.99.67.123 attackspam
SCAN: Host Sweep CloudCIX Reconnaissance Scan Detected, PTR: PTR record not found
2020-10-03 02:15:53

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