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 <<>> 104.21.51.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 9581
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.51.55.			IN	A

;; AUTHORITY SECTION:
.			301	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021700 1800 900 604800 86400

;; Query time: 17 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 23:43:20 CST 2022
;; MSG SIZE  rcvd: 105
HOST信息:
Host 55.51.21.104.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 55.51.21.104.in-addr.arpa: NXDOMAIN
相关IP信息:
最新评论:
IP 类型 评论内容 时间
159.89.169.137 attack
frenzy
2020-01-08 13:37:37
87.138.164.82 attack
3389BruteforceFW21
2020-01-08 13:43:27
60.225.74.49 attackbots
unauthorized connection attempt
2020-01-08 13:35:34
109.86.254.78 attackbots
$f2bV_matches
2020-01-08 13:33:33
69.229.6.9 attackspambots
Jan  8 10:45:00 gw1 sshd[5586]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=69.229.6.9
Jan  8 10:45:02 gw1 sshd[5586]: Failed password for invalid user test from 69.229.6.9 port 52780 ssh2
...
2020-01-08 13:51:37
217.114.176.6 attack
Unauthorized connection attempt detected from IP address 217.114.176.6 to port 2220 [J]
2020-01-08 13:54:52
172.245.81.128 attackbotsspam
Unauthorized connection attempt detected from IP address 172.245.81.128 to port 2220 [J]
2020-01-08 13:17:13
164.132.196.98 attackbotsspam
$f2bV_matches
2020-01-08 13:33:13
110.77.238.136 attackspam
20/1/7@23:55:57: FAIL: Alarm-Network address from=110.77.238.136
20/1/7@23:55:57: FAIL: Alarm-Network address from=110.77.238.136
...
2020-01-08 13:49:43
106.112.89.102 attack
2020-01-07 22:55:28 dovecot_login authenticator failed for (siuqo) [106.112.89.102]:52286 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=lina@lerctr.org)
2020-01-07 22:55:35 dovecot_login authenticator failed for (waily) [106.112.89.102]:52286 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=lina@lerctr.org)
2020-01-07 22:55:47 dovecot_login authenticator failed for (kgmvj) [106.112.89.102]:52286 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=lina@lerctr.org)
...
2020-01-08 13:56:55
196.220.67.2 attackbotsspam
Jan  8 06:16:51 localhost sshd\[18944\]: Invalid user bot from 196.220.67.2 port 43726
Jan  8 06:16:51 localhost sshd\[18944\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=196.220.67.2
Jan  8 06:16:53 localhost sshd\[18944\]: Failed password for invalid user bot from 196.220.67.2 port 43726 ssh2
2020-01-08 13:39:50
51.68.220.249 attackspambots
Brute-force attempt banned
2020-01-08 13:28:34
121.230.211.78 attack
2020-01-07 22:55:31 dovecot_login authenticator failed for (ibxrb) [121.230.211.78]:64159 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=huangmin@lerctr.org)
2020-01-07 22:55:38 dovecot_login authenticator failed for (vzzyf) [121.230.211.78]:64159 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=huangmin@lerctr.org)
2020-01-07 22:55:50 dovecot_login authenticator failed for (vxksv) [121.230.211.78]:64159 I=[192.147.25.65]:25: 535 Incorrect authentication data (set_id=huangmin@lerctr.org)
...
2020-01-08 13:55:43
37.139.9.23 attack
kp-sea2-01 recorded 2 login violations from 37.139.9.23 and was blocked at 2020-01-08 05:13:57. 37.139.9.23 has been blocked on 1 previous occasions. 37.139.9.23's first attempt was recorded at 2019-08-29 21:03:30
2020-01-08 13:42:37
218.92.0.212 attack
Jan  8 04:56:32 vlre-nyc-1 sshd\[24447\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=218.92.0.212  user=root
Jan  8 04:56:35 vlre-nyc-1 sshd\[24447\]: Failed password for root from 218.92.0.212 port 60185 ssh2
Jan  8 04:56:38 vlre-nyc-1 sshd\[24447\]: Failed password for root from 218.92.0.212 port 60185 ssh2
Jan  8 04:56:41 vlre-nyc-1 sshd\[24447\]: Failed password for root from 218.92.0.212 port 60185 ssh2
Jan  8 04:56:44 vlre-nyc-1 sshd\[24447\]: Failed password for root from 218.92.0.212 port 60185 ssh2
...
2020-01-08 13:18:19

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