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): Multicast Address

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:
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WHOIS信息:
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DIG信息:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 239.81.21.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 48382
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;239.81.21.21.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025022700 1800 900 604800 86400

;; Query time: 14 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 27 23:40:16 CST 2025
;; MSG SIZE  rcvd: 105
HOST信息:
Host 21.21.81.239.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 21.21.81.239.in-addr.arpa: NXDOMAIN
相关IP信息:
最新评论:
IP 类型 评论内容 时间
222.186.173.142 attackbotsspam
F2B jail: sshd. Time: 2019-11-22 23:58:31, Reported by: VKReport
2019-11-23 07:05:10
103.113.158.176 attack
Nov 22 23:09:20 jane sshd[27009]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=103.113.158.176 
Nov 22 23:09:22 jane sshd[27009]: Failed password for invalid user vcsa from 103.113.158.176 port 41022 ssh2
...
2019-11-23 06:46:09
51.75.248.127 attack
Nov 22 21:38:57 mout sshd[27417]: Invalid user parazitii from 51.75.248.127 port 57104
2019-11-23 06:45:21
185.153.199.2 attack
Nov 22 23:11:21 mc1 kernel: \[5746924.574357\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.153.199.2 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=65133 PROTO=TCP SPT=43562 DPT=9009 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov 22 23:19:20 mc1 kernel: \[5747403.937621\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.153.199.2 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=24755 PROTO=TCP SPT=43562 DPT=3356 WINDOW=1024 RES=0x00 SYN URGP=0 
Nov 22 23:20:02 mc1 kernel: \[5747446.186741\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.153.199.2 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=9915 PROTO=TCP SPT=43562 DPT=4550 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-11-23 06:37:07
203.195.207.40 attackbotsspam
Nov 22 18:26:36 ldap01vmsma01 sshd[22019]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.195.207.40
Nov 22 18:26:38 ldap01vmsma01 sshd[22019]: Failed password for invalid user colette from 203.195.207.40 port 47800 ssh2
...
2019-11-23 06:43:26
68.183.110.49 attackspambots
Repeated brute force against a port
2019-11-23 07:11:15
139.99.37.130 attackspambots
Nov 22 21:33:45 DAAP sshd[24409]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.37.130  user=backup
Nov 22 21:33:46 DAAP sshd[24409]: Failed password for backup from 139.99.37.130 port 47792 ssh2
Nov 22 21:37:57 DAAP sshd[24440]: Invalid user shopsupport from 139.99.37.130 port 57114
Nov 22 21:37:57 DAAP sshd[24440]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=139.99.37.130
Nov 22 21:37:57 DAAP sshd[24440]: Invalid user shopsupport from 139.99.37.130 port 57114
Nov 22 21:37:59 DAAP sshd[24440]: Failed password for invalid user shopsupport from 139.99.37.130 port 57114 ssh2
...
2019-11-23 06:53:54
167.114.113.173 attackbots
Nov 22 23:56:23 nextcloud sshd\[31475\]: Invalid user sybase from 167.114.113.173
Nov 22 23:56:23 nextcloud sshd\[31475\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.114.113.173
Nov 22 23:56:25 nextcloud sshd\[31475\]: Failed password for invalid user sybase from 167.114.113.173 port 41568 ssh2
...
2019-11-23 07:04:33
113.71.231.149 attackspambots
Brute force SMTP login attempts.
2019-11-23 06:40:45
103.121.173.254 attack
Unauthorised access (Nov 22) SRC=103.121.173.254 LEN=40 PREC=0x20 TTL=49 ID=58093 TCP DPT=23 WINDOW=47476 SYN
2019-11-23 06:50:45
222.186.173.238 attackspambots
Nov 22 23:56:20 vpn01 sshd[14152]: Failed password for root from 222.186.173.238 port 39182 ssh2
Nov 22 23:56:33 vpn01 sshd[14152]: Failed password for root from 222.186.173.238 port 39182 ssh2
Nov 22 23:56:33 vpn01 sshd[14152]: error: maximum authentication attempts exceeded for root from 222.186.173.238 port 39182 ssh2 [preauth]
...
2019-11-23 06:59:07
175.211.93.29 attackbots
$f2bV_matches
2019-11-23 07:06:19
158.255.6.196 attack
SMTP:25. Incomplete TCP connect. Port probe?
2019-11-23 06:50:26
106.12.79.160 attackbots
Nov 22 19:56:40 raspberrypi sshd\[28614\]: Invalid user hook from 106.12.79.160Nov 22 19:56:43 raspberrypi sshd\[28614\]: Failed password for invalid user hook from 106.12.79.160 port 44706 ssh2Nov 22 20:21:16 raspberrypi sshd\[29349\]: Invalid user toor from 106.12.79.160
...
2019-11-23 06:55:50
51.79.44.52 attack
Invalid user kesterson from 51.79.44.52 port 60500
2019-11-23 06:33:47

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