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 Telecom

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 <<>> 42.21.170.28
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 2034
;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			2200	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019061301 1800 900 604800 86400

;; Query time: 0 msec
;; SERVER: 67.207.67.2#53(67.207.67.2)
;; WHEN: Fri Jun 14 01:44:13 CST 2019
;; MSG SIZE  rcvd: 116

Host info
Host 28.170.21.42.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		67.207.67.2
Address:	67.207.67.2#53

** server can't find 28.170.21.42.in-addr.arpa: NXDOMAIN

Related IP info:
Related comments:
IP Type Details Datetime
112.215.151.15 spambotsattackproxynormal
plis yang benar
2019-06-05 05:10:39
134.175.123.16 attack
May 21 01:42:33 s64-1 sshd[7561]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.123.16
May 21 01:42:35 s64-1 sshd[7561]: Failed password for invalid user postgres from 134.175.123.16 port 33900 ssh2
May 21 01:49:41 s64-1 sshd[7674]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.123.16
2019-05-21 10:06:46
101.249.227.246 bots
124.235.138.144 - - [23/May/2019:12:41:36 +0800] "GET /favicon.ico HTTP/1.1" 200 4286 "-" "Mozilla/5.0 (Windows NT 6.1; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0"
101.249.227.246 - - [23/May/2019:12:41:36 +0800] "GET /favicon.ico HTTP/1.1" 301 194 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0"
101.249.227.246 - - [23/May/2019:12:41:37 +0800] "GET /favicon.ico HTTP/1.1" 200 4286 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0"
101.249.227.246 - - [23/May/2019:12:41:38 +0800] "GET /home/favicon.ico HTTP/1.1" 301 194 "-" "Mozilla/5.0 (Windows NT 6.1; Trident/7.0; rv:11.0) like Gecko"
101.249.227.246 - - [23/May/2019:12:41:39 +0800] "GET /home/favicon.ico HTTP/1.1" 404 209 "-" "Mozilla/5.0 (Windows NT 6.1; Trident/7.0; rv:11.0) like Gecko"
124.235.138.144 - - [23/May/2019:12:41:42 +0800] "GET /home/favicon.ico HTTP/1.1" 404 209 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Firefox/45.0"
2019-05-23 13:08:05
218.30.103.183 bots
搜狗爬虫
2019-05-13 11:41:17
66.240.205.34 botsattack
66.240.205.34 - - [07/May/2019:09:30:04 +0800] "145.ll|'|'|SGFjS2VkX0Q0OTkwNjI3|'|'|WIN-JNAPIER0859|'|'|JNapier|'|'|19-02-01|'|'||'|'|Win 7 Professional SP1 x64|'|'|No|'|'|0.7d|'|'|..|'|'|AA==|'|'|112.inf|'|'|SGFjS2VkDQoxOTIuMTY4LjkyLjIyMjo1NTUyDQpEZXNrdG9wDQpjbGllbnRhLmV4ZQ0KRmFsc2UNCkZhbHNlDQpUcnVlDQpGYWxzZQ==12.act|'|'|AA==" 400 182 "-" "-"
2019-05-07 09:31:34
197.234.221.107 bots
197.234.221.107 - - [03/Jun/2019:11:57:32 +0800] "GET /check-ip/66.210.62.119 HTTP/1.1" 200 10381 "https://ipinfo.asytech.cn" "DuckDuckBot/1.0; (+http://duckduckgo.com/duckduckbot.html)"
197.234.221.107 - - [03/Jun/2019:11:57:32 +0800] "GET /check-ip/43.51.218.99 HTTP/1.1" 200 10479 "https://ipinfo.asytech.cn" "DuckDuckBot/1.0; (+http://duckduckgo.com/duckduckbot.html)"
197.234.221.107 - - [03/Jun/2019:11:57:32 +0800] "GET /check-ip/13.173.52.241 HTTP/1.1" 200 10609 "https://ipinfo.asytech.cn" "DuckDuckBot/1.0; (+http://duckduckgo.com/duckduckbot.html)"
197.234.221.107 - - [03/Jun/2019:11:57:34 +0800] "GET /check-ip/150.95.52.71 HTTP/1.1" 200 10158 "https://ipinfo.asytech.cn" "DuckDuckBot/1.0; (+http://duckduckgo.com/duckduckbot.html)"
197.234.221.107 - - [03/Jun/2019:11:57:34 +0800] "GET /check-ip/47.35.150.152 HTTP/1.1" 200 10016 "https://ipinfo.asytech.cn" "DuckDuckBot/1.0; (+http://duckduckgo.com/duckduckbot.html)"
197.234.221.107 - - [03/Jun/2019:11:57:37 +0800] "GET /check-ip/189.20.50.251 HTTP/1.1" 200 10071 "https://ipinfo.asytech.cn" "DuckDuckBot/1.0; (+http://duckduckgo.com/duckduckbot.html)"
2019-06-03 11:58:23
220.136.130.164 attack
TCP port 445 (SMB) attempt blocked by firewall. [2019-05-25 01:11:10]
2019-05-25 07:40:15
46.248.189.242 bots
46.248.189.242 - - [03/Jun/2019:08:18:13 +0800] "GET /check-ip/84.216.40.87 HTTP/1.1" 200 11581 "-" "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36 OPR/43.0.2442.991"
2019-06-03 08:18:48
116.255.176.54 attack
116.255.176.54 - - [13/May/2019:12:55:54 +0800] "POST //config/AspCms_Config.asp HTTP/1.1" 301 194 "http://ipinfo.asytech.cn//config/AspCms_Config.asp" "Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1)"
2019-05-13 13:02:53
194.61.24.227 attack
/admin attack on Magento installation
2019-06-03 00:54:04
46.0.118.192 bots
俄罗斯爬虫
2019-06-04 06:49:17
31.184.238.211 spam
垃圾评论
2019-05-13 09:27:19
103.131.71.149 bots
越南的CocCoc搜索引擎,如果不想在越南发展商务,可以禁用
103.131.71.149 - - [14/May/2019:11:31:44 +0800] "GET /robots.txt HTTP/1.1" 301 194 "-" "Mozilla/5.0 (compatible; coccocbot-web/1.0; +http://help.coccoc.com/searchengine)"
103.131.71.149 - - [14/May/2019:11:31:45 +0800] "GET /robots.txt HTTP/1.1" 200 634 "-" "Mozilla/5.0 (compatible; coccocbot-web/1.0; +http://help.coccoc.com/searchengine)"
103.131.71.156 - - [14/May/2019:11:31:48 +0800] "GET /check-ip/27.72.74.143 HTTP/1.1" 200 9435 "-" "Mozilla/5.0 (compatible; coccocbot-web/1.0; +http://help.coccoc.com/searchengine)"
2019-05-14 11:34:43
129.204.239.125 attack
129.204.239.125 - - [24/May/2019:19:12:42 +0800] "GET /phpmyadmin HTTP/1.1" 301 194 "http://118.25.52.138/phpmyadmin" "Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1)"
129.204.239.125 - - [24/May/2019:19:12:42 +0800] "GET /phpmyadmin HTTP/1.1" 301 194 "http://118.25.52.138/phpmyadmin" "Mozilla/4.0 (compatible; MSIE 9.0; Windows NT 6.1)"
2019-05-24 19:13:25
125.26.99.186 spam
垃圾推广
2019-05-13 09:27:42

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