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: China

Internet Service Provider: ChinaNet Anhui Province Network

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
Type Details Datetime
attackspambots
lfd: (smtpauth) Failed SMTP AUTH login from 114.99.21.163 (CN/China/-): 5 in the last 3600 secs - Tue Jun 19 13:07:46 2018
2020-02-07 06:22:06
Comments on same subnet:
IP Type Details Datetime
114.99.21.146 attack
Unauthorized IMAP connection attempt
2020-05-05 03:15:18
114.99.21.156 attackspam
SMTP nagging
2020-01-17 01:54:42
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 114.99.21.163
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 32331
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			454	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020020601 1800 900 604800 86400

;; Query time: 107 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 07 06:22:02 CST 2020
;; MSG SIZE  rcvd: 117
Host info
Host 163.21.99.114.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 163.21.99.114.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
116.72.156.38 attackspam
[portscan] tcp/23 [TELNET]
*(RWIN=41149)(02231144)
2020-02-23 20:27:48
59.126.202.130 attack
Unauthorized connection attempt detected from IP address 59.126.202.130 to port 23 [J]
2020-02-23 20:38:53
42.119.45.123 attack
Unauthorized connection attempt detected from IP address 42.119.45.123 to port 23 [J]
2020-02-23 20:40:54
5.142.94.105 attackspambots
Unauthorized connection attempt detected from IP address 5.142.94.105 to port 23 [J]
2020-02-23 20:42:42
109.194.204.5 attack
Unauthorized connection attempt detected from IP address 109.194.204.5 to port 26 [J]
2020-02-23 20:31:07
37.224.40.25 attack
Unauthorized connection attempt detected from IP address 37.224.40.25 to port 80 [J]
2020-02-23 20:41:28
201.212.10.177 attackbotsspam
Unauthorized connection attempt detected from IP address 201.212.10.177 to port 1433 [J]
2020-02-23 20:16:05
1.170.3.190 attackbots
Unauthorized connection attempt detected from IP address 1.170.3.190 to port 23 [J]
2020-02-23 20:13:36
180.76.179.67 attackspambots
Unauthorized connection attempt detected from IP address 180.76.179.67 to port 2220 [J]
2020-02-23 20:21:22
58.8.225.40 attackspambots
Automatic report - Port Scan Attack
2020-02-23 20:39:24
147.158.51.181 attack
Honeypot attack, port: 81, PTR: PTR record not found
2020-02-23 20:54:35
191.251.135.90 attack
Unauthorized connection attempt detected from IP address 191.251.135.90 to port 23 [J]
2020-02-23 20:47:33
110.235.210.152 attack
Unauthorized connection attempt detected from IP address 110.235.210.152 to port 23 [J]
2020-02-23 20:30:32
194.15.36.53 attackbotsspam
Unauthorized connection attempt detected from IP address 194.15.36.53 to port 23 [J]
2020-02-23 20:18:55
39.118.185.240 attackspam
Unauthorized connection attempt detected from IP address 39.118.185.240 to port 81 [J]
2020-02-23 20:11:11

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