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 (the)

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 <<>> 21.196.74.40
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 33686
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.196.74.40.			IN	A

;; AUTHORITY SECTION:
.			29	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025030100 1800 900 604800 86400

;; Query time: 19 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Mar 02 01:12:04 CST 2025
;; MSG SIZE  rcvd: 105
Host info
Host 40.74.196.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 40.74.196.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
110.77.212.116 attackbots
Unauthorised access (Aug 26) SRC=110.77.212.116 LEN=40 TTL=242 ID=57139 TCP DPT=445 WINDOW=1024 SYN
2019-08-26 17:11:46
206.189.137.113 attackbotsspam
Invalid user test from 206.189.137.113 port 36012
2019-08-26 17:15:38
119.52.48.10 attack
Unauthorised access (Aug 26) SRC=119.52.48.10 LEN=40 TTL=49 ID=65386 TCP DPT=8080 WINDOW=21552 SYN 
Unauthorised access (Aug 25) SRC=119.52.48.10 LEN=40 TTL=49 ID=58203 TCP DPT=8080 WINDOW=44621 SYN
2019-08-26 17:18:29
68.183.115.176 attackspam
Aug 26 01:16:05 plusreed sshd[25379]: Invalid user fava from 68.183.115.176
...
2019-08-26 17:57:16
168.128.86.35 attackbots
Aug 26 05:49:34 TORMINT sshd\[8699\]: Invalid user data from 168.128.86.35
Aug 26 05:49:34 TORMINT sshd\[8699\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=168.128.86.35
Aug 26 05:49:36 TORMINT sshd\[8699\]: Failed password for invalid user data from 168.128.86.35 port 53256 ssh2
...
2019-08-26 17:51:32
112.94.2.65 attackspambots
Automatic report - Banned IP Access
2019-08-26 17:01:31
77.40.43.20 attackspambots
2019-08-26T05:46:53.357309mail01 postfix/smtpd[15097]: warning: unknown[77.40.43.20]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-08-26T05:48:31.434634mail01 postfix/smtpd[15097]: warning: unknown[77.40.43.20]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-08-26T05:49:12.102492mail01 postfix/smtpd[15097]: warning: unknown[77.40.43.20]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
2019-08-26 18:36:27
59.52.97.130 attackbotsspam
Aug 25 23:55:39 sachi sshd\[21965\]: Invalid user admin from 59.52.97.130
Aug 25 23:55:39 sachi sshd\[21965\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.52.97.130
Aug 25 23:55:41 sachi sshd\[21965\]: Failed password for invalid user admin from 59.52.97.130 port 60736 ssh2
Aug 26 00:00:19 sachi sshd\[22391\]: Invalid user text from 59.52.97.130
Aug 26 00:00:19 sachi sshd\[22391\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.52.97.130
2019-08-26 18:04:35
134.175.109.23 attackbotsspam
"Fail2Ban detected SSH brute force attempt"
2019-08-26 18:06:01
199.36.111.220 attack
Honeypot attack, port: 445, PTR: 220-111-36-199.reverse.instavps.net.
2019-08-26 17:50:32
88.135.40.39 attackbotsspam
Aug 26 08:44:14 our-server-hostname postfix/smtpd[23936]: connect from unknown[88.135.40.39]
Aug x@x
Aug 26 08:44:17 our-server-hostname postfix/smtpd[23936]: lost connection after RCPT from unknown[88.135.40.39]
Aug 26 08:44:17 our-server-hostname postfix/smtpd[23936]: disconnect from unknown[88.135.40.39]
Aug 26 12:37:22 our-server-hostname postfix/smtpd[13379]: connect from unknown[88.135.40.39]
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug x@x
Aug 26 12:37:39 our-server-hostname postfix/smtpd[13379]: too many errors after RCPT from unknown[88.135.40.39]
Aug 26 12:37:39 our-server-hostname postfix/smtpd[13379]: disconnect from unknown[88.135.40.39]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=88.135.40.39
2019-08-26 18:34:27
49.249.236.218 attack
Unauthorized connection attempt from IP address 49.249.236.218 on Port 445(SMB)
2019-08-26 17:55:09
89.133.86.221 attackbotsspam
Aug 26 05:07:08 plusreed sshd[20877]: Invalid user guest from 89.133.86.221
...
2019-08-26 17:16:49
138.68.29.52 attack
Aug 26 06:25:11 MK-Soft-Root2 sshd\[24665\]: Invalid user wangtao from 138.68.29.52 port 49090
Aug 26 06:25:11 MK-Soft-Root2 sshd\[24665\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=138.68.29.52
Aug 26 06:25:13 MK-Soft-Root2 sshd\[24665\]: Failed password for invalid user wangtao from 138.68.29.52 port 49090 ssh2
...
2019-08-26 18:23:20
51.77.140.111 attackspambots
Aug 26 10:44:48 root sshd[17838]: Failed password for root from 51.77.140.111 port 60194 ssh2
Aug 26 10:48:29 root sshd[17855]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.77.140.111 
Aug 26 10:48:31 root sshd[17855]: Failed password for invalid user penelope from 51.77.140.111 port 48096 ssh2
...
2019-08-26 18:10:04

Recently Reported IPs

6.146.28.42 133.106.88.135 251.153.235.208 196.197.27.97
45.217.56.30 116.16.207.176 91.43.173.182 61.120.39.140
127.177.61.165 31.223.20.204 166.233.184.18 202.154.243.247
141.229.57.32 34.131.113.219 12.86.166.141 141.188.88.114
88.22.186.141 85.232.14.200 123.211.8.224 16.131.84.109