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 <<>> 104.21.42.66
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 14958
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.42.66.			IN	A

;; AUTHORITY SECTION:
.			243	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 20 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:10:07 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 66.42.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 66.42.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
118.24.107.39 attackbots
Jan 30 22:39:52 srv206 sshd[21955]: Invalid user kamakya from 118.24.107.39
...
2020-01-31 06:05:13
190.210.164.141 attackbotsspam
Unauthorized connection attempt detected from IP address 190.210.164.141 to port 2220 [J]
2020-01-31 06:03:35
120.55.86.200 attackbots
firewall-block, port(s): 445/tcp
2020-01-31 05:40:46
209.6.202.140 attackbots
Jan 30 21:40:07 prox sshd[11282]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=209.6.202.140 
Jan 30 21:40:08 prox sshd[11282]: Failed password for invalid user bhupen from 209.6.202.140 port 47720 ssh2
2020-01-31 05:43:42
66.249.69.88 attack
Automatic report - Banned IP Access
2020-01-31 05:41:58
128.199.236.32 attackbotsspam
Unauthorized connection attempt detected from IP address 128.199.236.32 to port 2220 [J]
2020-01-31 05:32:13
58.153.81.95 attackspambots
Jan 30 22:34:25 xeon sshd[35850]: Failed password for invalid user chayan from 58.153.81.95 port 58074 ssh2
2020-01-31 05:51:13
172.108.158.2 attack
Honeypot attack, port: 445, PTR: PTR record not found
2020-01-31 06:06:39
80.211.242.203 attackspambots
Jan 30 11:34:11 eddieflores sshd\[1042\]: Invalid user devaranya from 80.211.242.203
Jan 30 11:34:11 eddieflores sshd\[1042\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.242.203
Jan 30 11:34:13 eddieflores sshd\[1042\]: Failed password for invalid user devaranya from 80.211.242.203 port 58414 ssh2
Jan 30 11:40:07 eddieflores sshd\[1981\]: Invalid user ujjawal from 80.211.242.203
Jan 30 11:40:07 eddieflores sshd\[1981\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=80.211.242.203
2020-01-31 05:46:07
114.43.129.47 attackspam
Honeypot attack, port: 445, PTR: 114-43-129-47.dynamic-ip.hinet.net.
2020-01-31 06:11:24
185.38.3.138 attackspambots
Jan 30 22:31:43 xeon sshd[35619]: Failed password for invalid user akhshay from 185.38.3.138 port 59616 ssh2
2020-01-31 05:48:56
45.143.220.166 attackbots
[2020-01-30 16:40:04] NOTICE[1148][C-000044e9] chan_sip.c: Call from '' (45.143.220.166:62272) to extension '011441613940821' rejected because extension not found in context 'public'.
[2020-01-30 16:40:04] SECURITY[1163] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-30T16:40:04.920-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="011441613940821",SessionID="0x7fd82c31abc8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/45.143.220.166/62272",ACLName="no_extension_match"
[2020-01-30 16:40:07] NOTICE[1148][C-000044ea] chan_sip.c: Call from '' (45.143.220.166:56585) to extension '011442037694876' rejected because extension not found in context 'public'.
[2020-01-30 16:40:07] SECURITY[1163] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-01-30T16:40:07.717-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="011442037694876",SessionID="0x7fd82cd25138",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U
...
2020-01-31 05:46:47
61.213.118.28 attackbots
firewall-block, port(s): 23/tcp
2020-01-31 05:50:45
86.101.233.189 attackspambots
ssh failed login
2020-01-31 06:04:15
91.209.54.54 attackspambots
Jan 30 22:18:07 dedicated sshd[9094]: Invalid user ekangika from 91.209.54.54 port 36119
2020-01-31 05:38:16

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