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): None

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 <<>> 104.21.51.81
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 19991
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.51.81.			IN	A

;; AUTHORITY SECTION:
.			573	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022021702 1800 900 604800 86400

;; Query time: 88 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 10:12:32 CST 2022
;; MSG SIZE  rcvd: 105
HOST信息:
Host 81.51.21.104.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 81.51.21.104.in-addr.arpa: NXDOMAIN
相关IP信息:
最新评论:
IP 类型 评论内容 时间
173.245.239.249 attackbots
(imapd) Failed IMAP login from 173.245.239.249 (US/United States/-): 1 in the last 3600 secs
2019-08-08 05:04:27
42.243.140.90 attack
Aug  7 17:39:39   DDOS Attack: SRC=42.243.140.90 DST=[Masked] LEN=40 TOS=0x00 PREC=0x00 TTL=51  DF PROTO=TCP SPT=45281 DPT=80 WINDOW=0 RES=0x00 RST URGP=0
2019-08-08 05:20:19
54.255.201.28 attackbots
Admin access: 
54.255.201.28 - - [06/Aug/2019:10:16:54 +0100] "GET /manager/html HTTP/1.1" 404 525 "-" "Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0)"
2019-08-08 05:26:22
85.106.80.23 attack
Automatic report - Port Scan Attack
2019-08-08 05:33:39
185.220.101.69 attackbots
Aug  5 08:17:33 *** sshd[19880]: Failed password for invalid user administrator from 185.220.101.69 port 32801 ssh2
Aug  5 08:17:39 *** sshd[19886]: Failed password for invalid user NetLinx from 185.220.101.69 port 33836 ssh2
Aug  6 10:35:12 *** sshd[15890]: Failed password for invalid user admin from 185.220.101.69 port 36436 ssh2
Aug  6 10:35:15 *** sshd[15890]: Failed password for invalid user admin from 185.220.101.69 port 36436 ssh2
Aug  7 01:46:50 *** sshd[5763]: Failed password for invalid user demo from 185.220.101.69 port 43597 ssh2
Aug  7 01:50:47 *** sshd[5878]: Failed password for invalid user geosolutions from 185.220.101.69 port 39284 ssh2
Aug  7 01:50:53 *** sshd[5881]: Failed password for invalid user pyimagesearch from 185.220.101.69 port 39855 ssh2
2019-08-08 05:15:21
190.236.56.112 attack
Aug  7 19:39:39 server postfix/smtpd[24279]: NOQUEUE: reject: RCPT from unknown[190.236.56.112]: 554 5.7.1 Service unavailable; Client host [190.236.56.112] blocked using zen.spamhaus.org; https://www.spamhaus.org/query/ip/190.236.56.112 / https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=<[190.236.56.112]>
2019-08-08 05:20:34
96.67.115.46 attackbots
Aug  7 19:15:29 mail sshd\[23424\]: Invalid user 1asd2asd3asd from 96.67.115.46 port 49592
Aug  7 19:15:29 mail sshd\[23424\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=96.67.115.46
...
2019-08-08 05:16:47
185.100.87.129 attack
Aug  7 20:14:26 *** sshd[31754]: Failed password for invalid user cisco from 185.100.87.129 port 33731 ssh2
2019-08-08 05:25:11
203.186.158.178 attackspam
Aug  7 22:32:18 * sshd[5229]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.186.158.178
Aug  7 22:32:21 * sshd[5229]: Failed password for invalid user facturacion from 203.186.158.178 port 7713 ssh2
2019-08-08 05:19:27
37.49.227.109 attack
:
2019-08-08 05:13:59
63.83.73.195 attackbots
Aug  7 19:40:06 smtp postfix/smtpd[98549]: NOQUEUE: reject: RCPT from brevity.jdmbrosllc.com[63.83.73.195]: 554 5.7.1 Service unavailable; Client host [63.83.73.195] blocked using zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBLCSS; from= to= proto=ESMTP helo=
...
2019-08-08 05:07:45
51.38.57.78 attackbots
Aug  7 22:54:09 SilenceServices sshd[11135]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.57.78
Aug  7 22:54:11 SilenceServices sshd[11135]: Failed password for invalid user oracle5 from 51.38.57.78 port 32986 ssh2
Aug  7 22:56:29 SilenceServices sshd[12351]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.38.57.78
2019-08-08 05:09:38
213.5.28.52 attack
Automatic report - Port Scan Attack
2019-08-08 05:36:40
217.34.52.153 attack
Aug  7 17:40:09 *** sshd[27018]: Invalid user ftpadmin from 217.34.52.153
2019-08-08 05:03:30
207.6.1.11 attack
2019-08-07T20:57:29.202202abusebot-6.cloudsearch.cf sshd\[22030\]: Invalid user elastic from 207.6.1.11 port 45253
2019-08-08 05:28:34

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