必须是合法有效的IP地址, 可以是IPv4或者是IPv6, 例如127.0.0.1或者2001:DB8:0:0:8:800:200C:417A
基本信息:

城市(city): unknown

省份(region): unknown

国家(country): United States

运营商(isp): unknown

主机名(hostname): unknown

机构(organization): unknown

使用类型(Usage Type): unknown

用户上报:
暂无关于此IP的讨论, 沙发请点上方按钮
相同子网IP讨论:
暂无关于此IP所属子网相关IP的讨论.
WHOIS信息:
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DIG信息:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 4.11.231.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 3769
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;4.11.231.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022602 1800 900 604800 86400

;; Query time: 11 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 27 14:07:10 CST 2025
;; MSG SIZE  rcvd: 104
HOST信息:
Host 21.231.11.4.in-addr.arpa. not found: 3(NXDOMAIN)
NSLOOKUP信息:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 21.231.11.4.in-addr.arpa: NXDOMAIN
相关IP信息:
最新评论:
IP 类型 评论内容 时间
109.196.255.4 attackbots
Unauthorized connection attempt from IP address 109.196.255.4 on Port 25(SMTP)
2020-08-11 06:04:06
14.236.6.28 attackspambots
(ftpd) Failed FTP login from 14.236.6.28 (VN/Vietnam/static.vnpt.vn): 1 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_TRIGGER; Logs: Aug 11 01:53:12 ir1 pure-ftpd: (?@14.236.6.28) [WARNING] Authentication failed for user [anonymous]
2020-08-11 06:33:59
143.255.140.232 attackspam
Unauthorized IMAP connection attempt
2020-08-11 06:21:49
220.132.232.230 attack
Auto Detect Rule!
proto TCP (SYN), 220.132.232.230:24643->gjan.info:23, len 40
2020-08-11 06:38:10
185.250.205.84 attackbots
firewall-block, port(s): 8482/tcp, 23753/tcp, 27321/tcp, 28023/tcp, 37165/tcp, 46108/tcp, 55200/tcp, 59616/tcp
2020-08-11 06:06:37
213.14.242.70 attackspambots
Port Scan detected!
...
2020-08-11 06:27:41
64.119.197.105 attack
Unauthorized IMAP connection attempt
2020-08-11 06:22:06
125.64.94.131 attackbotsspam
srv02 Mass scanning activity detected Target: 6363  ..
2020-08-11 06:28:26
103.210.202.73 attackspambots
firewall-block, port(s): 8080/tcp
2020-08-11 06:23:16
121.123.148.220 attack
firewall-block, port(s): 19552/tcp
2020-08-11 06:17:27
213.74.133.10 attack
Unauthorized connection attempt from IP address 213.74.133.10 on Port 445(SMB)
2020-08-11 06:34:30
121.208.177.47 attack
firewall-block, port(s): 22/tcp
2020-08-11 06:14:51
203.107.32.162 attack
SmallBizIT.US 12 packets to tcp(23,7110,13330,13679,17338,32451,38568,57761,62582,65363)
2020-08-11 06:34:49
138.197.89.212 attackbotsspam
srv02 Mass scanning activity detected Target: 20061  ..
2020-08-11 06:11:23
94.19.29.200 attack
Port scan: Attack repeated for 24 hours
2020-08-11 06:35:37

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