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 of America

Internet Service Provider: Telastic

Hostname: unknown

Organization: unknown

Usage Type: Data Center/Web Hosting/Transit

Comments:
Type Details Datetime
attackspambots
Unauthorized connection attempt detected from IP address 66.42.21.158 to port 23
2020-05-13 03:00:38
attack
Unauthorized connection attempt detected from IP address 66.42.21.158 to port 23
2020-04-13 02:46:16
Comments on same subnet:
IP Type Details Datetime
66.42.21.47 attackbots
Unauthorized connection attempt detected from IP address 66.42.21.47 to port 23
2020-06-13 06:00:44
66.42.21.59 attackbots
Unauthorized connection attempt detected from IP address 66.42.21.59 to port 23
2020-05-30 03:07:43
66.42.21.92 attack
Unauthorized connection attempt detected from IP address 66.42.21.92 to port 23
2020-05-13 04:17:03
66.42.21.59 attackspam
Unauthorized connection attempt detected from IP address 66.42.21.59 to port 23
2020-05-13 01:44:20
66.42.21.51 attackspambots
Unauthorized connection attempt detected from IP address 66.42.21.51 to port 23
2020-05-12 23:06:59
66.42.21.170 attackbots
Unauthorized connection attempt detected from IP address 66.42.21.170 to port 23
2020-04-13 04:39:04
66.42.21.246 attackspam
Unauthorized connection attempt detected from IP address 66.42.21.246 to port 23
2019-12-30 02:26:03
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 66.42.21.158
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 54748
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;66.42.21.158.			IN	A

;; AUTHORITY SECTION:
.			312	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020041201 1800 900 604800 86400

;; Query time: 114 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Mon Apr 13 02:46:11 CST 2020
;; MSG SIZE  rcvd: 116
Host info
Host 158.21.42.66.in-addr.arpa not found: 2(SERVFAIL)
Nslookup info:
;; Got SERVFAIL reply from 100.100.2.138, trying next server
;; Got SERVFAIL reply from 100.100.2.138, trying next server
Server:		100.100.2.136
Address:	100.100.2.136#53

** server can't find 158.21.42.66.in-addr.arpa: SERVFAIL

Related IP info:
Related comments:
IP Type Details Datetime
49.206.203.45 attackspambots
Unauthorized connection attempt from IP address 49.206.203.45 on Port 445(SMB)
2020-10-11 10:01:26
37.151.32.27 attack
Unauthorized connection attempt from IP address 37.151.32.27 on Port 445(SMB)
2020-10-11 09:51:40
120.237.140.219 attackspambots
Oct 11 01:42:53 vps647732 sshd[6009]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=120.237.140.219
Oct 11 01:42:56 vps647732 sshd[6009]: Failed password for invalid user digi-user from 120.237.140.219 port 63211 ssh2
...
2020-10-11 10:11:06
103.79.54.3 attack
Unauthorized connection attempt from IP address 103.79.54.3 on Port 445(SMB)
2020-10-11 09:56:30
220.132.84.234 attack
Port Scan
...
2020-10-11 10:16:46
180.76.248.85 attack
Failed password for invalid user teacher from 180.76.248.85 port 58092 ssh2
2020-10-11 10:07:59
118.89.46.81 attackspam
Oct 10 23:48:43 cdc sshd[26991]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=118.89.46.81  user=root
Oct 10 23:48:45 cdc sshd[26991]: Failed password for invalid user root from 118.89.46.81 port 34688 ssh2
2020-10-11 10:12:33
128.199.135.177 attackbotsspam
Oct 10 22:45:15 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=128.199.135.177 DST=79.143.186.54 LEN=60 TOS=0x00 PREC=0x00 TTL=57 ID=55635 DF PROTO=TCP SPT=50048 DPT=80 WINDOW=29200 RES=0x00 SYN URGP=0 Oct 10 22:45:16 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=128.199.135.177 DST=79.143.186.54 LEN=60 TOS=0x00 PREC=0x00 TTL=57 ID=55636 DF PROTO=TCP SPT=50048 DPT=80 WINDOW=29200 RES=0x00 SYN URGP=0 Oct 10 22:45:18 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3f:fd:58:00:08:e3:ff:fd:90:08:00 SRC=128.199.135.177 DST=79.143.186.54 LEN=60 TOS=0x00 PREC=0x00 TTL=57 ID=55637 DF PROTO=TCP SPT=50048 DPT=80 WINDOW=29200 RES=0x00 SYN URGP=0
2020-10-11 10:05:19
103.111.70.12 attackspambots
Unauthorized connection attempt from IP address 103.111.70.12 on Port 445(SMB)
2020-10-11 09:49:00
159.89.38.228 attackspam
 TCP (SYN) 159.89.38.228:49203 -> port 20865, len 44
2020-10-11 10:04:46
163.180.177.70 attackbots
Port Scan: TCP/443
2020-10-11 10:15:43
71.6.232.5 attackbotsspam
 TCP (SYN) 71.6.232.5:38326 -> port 3306, len 40
2020-10-11 09:57:31
179.219.97.149 attackbotsspam
Oct 10 15:36:53 askasleikir sshd[48479]: Failed password for root from 179.219.97.149 port 37700 ssh2
Oct 10 15:25:54 askasleikir sshd[48458]: Failed password for invalid user info from 179.219.97.149 port 46782 ssh2
Oct 10 15:32:18 askasleikir sshd[48469]: Failed password for invalid user laraht from 179.219.97.149 port 59956 ssh2
2020-10-11 10:25:19
218.92.0.191 attackspam
Oct 11 01:59:25 ip-172-31-42-142 sshd\[15572\]: Failed password for root from 218.92.0.191 port 13578 ssh2\
Oct 11 02:00:26 ip-172-31-42-142 sshd\[15581\]: Failed password for root from 218.92.0.191 port 29705 ssh2\
Oct 11 02:01:23 ip-172-31-42-142 sshd\[15587\]: Failed password for root from 218.92.0.191 port 36772 ssh2\
Oct 11 02:02:25 ip-172-31-42-142 sshd\[15599\]: Failed password for root from 218.92.0.191 port 40279 ssh2\
Oct 11 02:03:24 ip-172-31-42-142 sshd\[15612\]: Failed password for root from 218.92.0.191 port 53388 ssh2\
2020-10-11 10:10:35
119.252.143.6 attackbotsspam
Oct 11 03:48:49 buvik sshd[23943]: Failed password for root from 119.252.143.6 port 47567 ssh2
Oct 11 03:52:29 buvik sshd[24491]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.252.143.6  user=root
Oct 11 03:52:31 buvik sshd[24491]: Failed password for root from 119.252.143.6 port 19676 ssh2
...
2020-10-11 09:53:39

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