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: South Korea

Internet Service Provider: unknown

Hostname: unknown

Organization: SK Broadband Co Ltd

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 <<>> 39.121.90.212
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 23773
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			2824	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019062201 1800 900 604800 86400

;; Query time: 1 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Sat Jun 22 16:42:45 CST 2019
;; MSG SIZE  rcvd: 117
Host info
Host 212.90.121.39.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 212.90.121.39.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
200.105.183.118 attack
Unauthorized connection attempt detected from IP address 200.105.183.118 to port 2220 [J]
2020-01-16 20:35:32
185.181.180.116 attack
Automatic report - XMLRPC Attack
2020-01-16 20:18:29
172.110.30.30 attack
Unauthorized connection attempt detected from IP address 172.110.30.30 to port 1433 [J]
2020-01-16 20:37:22
172.77.65.103 attackspam
Unauthorized connection attempt detected from IP address 172.77.65.103 to port 9000 [J]
2020-01-16 20:08:54
113.162.84.44 attackbotsspam
20/1/15@23:44:20: FAIL: Alarm-Network address from=113.162.84.44
20/1/15@23:44:21: FAIL: Alarm-Network address from=113.162.84.44
...
2020-01-16 20:30:50
84.205.228.2 attackbotsspam
1579167308 - 01/16/2020 10:35:08 Host: 84.205.228.2/84.205.228.2 Port: 22 TCP Blocked
2020-01-16 20:11:39
106.12.2.124 attack
Unauthorized connection attempt detected from IP address 106.12.2.124 to port 2220 [J]
2020-01-16 20:24:27
42.51.221.99 attackbots
IP: 42.51.221.99
Ports affected
    Simple Mail Transfer (25) 
Abuse Confidence rating 16%
Found in DNSBL('s)
ASN Details
   AS56005 Zhengzhou Fastidc Technology Co. Ltd.
   China (CN)
   CIDR 42.51.0.0/16
Log Date: 16/01/2020 10:26:38 AM UTC
2020-01-16 20:05:50
88.206.51.63 attackspam
Unauthorised access (Jan 16) SRC=88.206.51.63 LEN=52 TTL=120 ID=19849 DF TCP DPT=445 WINDOW=8192 SYN
2020-01-16 20:02:17
159.203.201.218 attackspam
01/16/2020-09:25:43.413068 159.203.201.218 Protocol: 6 ET DROP Dshield Block Listed Source group 1
2020-01-16 20:38:53
222.127.68.207 attackspambots
Unauthorized connection attempt from IP address 222.127.68.207 on Port 445(SMB)
2020-01-16 20:12:05
182.16.245.148 attackbotsspam
Automatic report - XMLRPC Attack
2020-01-16 20:16:01
77.247.110.17 attackspambots
[2020-01-16 07:00:01] NOTICE[2175] chan_sip.c: Registration from '"123" ' failed for '77.247.110.17:5419' - Wrong password
[2020-01-16 07:00:01] SECURITY[2212] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-01-16T07:00:01.111-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="123",SessionID="0x7f5ac4318668",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.17/5419",Challenge="0525838e",ReceivedChallenge="0525838e",ReceivedHash="b261e6f1f586ef4bd16d1c028c041763"
[2020-01-16 07:00:01] NOTICE[2175] chan_sip.c: Registration from '"123" ' failed for '77.247.110.17:5419' - Wrong password
[2020-01-16 07:00:01] SECURITY[2212] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-01-16T07:00:01.121-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="123",SessionID="0x7f5ac418f1e8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.1
...
2020-01-16 20:21:59
106.13.120.176 attackspambots
Unauthorized connection attempt detected from IP address 106.13.120.176 to port 2220 [J]
2020-01-16 20:40:23
192.241.172.175 attack
Invalid user tu from 192.241.172.175 port 55044
2020-01-16 20:30:33

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