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:
IP 类型 评论内容 时间
104.21.75.2 spam
Spammer blacklist in https://www.projecthoneypot.org/ip_104.21.75.2 https://multirbl.valli.org/lookup/104.21.75.2.html
2022-12-29 00:00:44
WHOIS信息:
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DIG信息:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.75.21
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 946
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.75.21.			IN	A

;; AUTHORITY SECTION:
.			600	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021701 1800 900 604800 86400

;; Query time: 55 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:54:20 CST 2022
;; MSG SIZE  rcvd: 105
HOST信息:
Host 21.75.21.104.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 21.75.21.104.in-addr.arpa: NXDOMAIN
相关IP信息:
最新评论:
IP 类型 评论内容 时间
142.93.18.7 attackspam
script '/var/www/html/wp-login.php' not found or unable to stat
2020-08-08 18:38:47
46.38.150.37 attackspambots
Jul 10 19:15:32 mail postfix/smtpd[29781]: warning: unknown[46.38.150.37]: SASL LOGIN authentication failed: authentication failure
2020-08-08 19:05:47
46.38.145.254 attackspambots
Jul 12 18:57:57 mail postfix/smtpd[27256]: warning: unknown[46.38.145.254]: SASL LOGIN authentication failed: authentication failure
2020-08-08 19:12:44
203.192.218.204 attack
20/8/7@23:51:48: FAIL: Alarm-Network address from=203.192.218.204
...
2020-08-08 18:43:01
123.20.29.98 attackspambots
Unauthorized IMAP connection attempt
2020-08-08 19:01:01
212.129.39.126 attackspambots
Attempted WordPress login: "GET /wp-login.php"
2020-08-08 18:37:15
222.186.42.213 attackbots
Aug  8 12:57:49 vps639187 sshd\[6255\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.213  user=root
Aug  8 12:57:51 vps639187 sshd\[6255\]: Failed password for root from 222.186.42.213 port 63576 ssh2
Aug  8 12:57:53 vps639187 sshd\[6255\]: Failed password for root from 222.186.42.213 port 63576 ssh2
...
2020-08-08 19:02:12
121.27.64.169 attackspam
Unauthorized connection attempt detected from IP address 121.27.64.169 to port 23
2020-08-08 18:48:57
54.37.68.191 attack
Fail2Ban
2020-08-08 18:47:56
1.53.37.125 attackspambots
Unauthorized IMAP connection attempt
2020-08-08 18:35:05
173.205.13.236 attack
Aug  8 15:54:38 itv-usvr-02 sshd[22517]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=173.205.13.236  user=root
Aug  8 15:59:34 itv-usvr-02 sshd[22659]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=173.205.13.236  user=root
Aug  8 16:04:08 itv-usvr-02 sshd[22798]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=173.205.13.236  user=root
2020-08-08 18:51:01
89.253.81.145 attackbots
Unauthorized IMAP connection attempt
2020-08-08 18:51:35
212.129.16.53 attackbotsspam
SSH Brute Force
2020-08-08 18:59:11
185.36.81.37 attack
[2020-08-08 06:22:31] NOTICE[1248][C-00004d1f] chan_sip.c: Call from '' (185.36.81.37:50150) to extension '8981046812111513' rejected because extension not found in context 'public'.
[2020-08-08 06:22:31] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-08T06:22:31.308-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="8981046812111513",SessionID="0x7f27203df9b8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.36.81.37/50150",ACLName="no_extension_match"
[2020-08-08 06:23:40] NOTICE[1248][C-00004d21] chan_sip.c: Call from '' (185.36.81.37:50898) to extension '81081046812111513' rejected because extension not found in context 'public'.
[2020-08-08 06:23:40] SECURITY[1275] res_security_log.c: SecurityEvent="FailedACL",EventTV="2020-08-08T06:23:40.364-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="81081046812111513",SessionID="0x7f2720621db8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/U
...
2020-08-08 18:44:10
46.38.145.5 attackspam
Jul 12 18:41:04 mail postfix/smtpd[26123]: warning: unknown[46.38.145.5]: SASL LOGIN authentication failed: authentication failure
2020-08-08 19:11:57

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