104.21.4.253 - IPInfo

Basic Info

City: unknown

Region: unknown

Country: United States

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:

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Comments on same subnet:

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Whois info:

Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.4.253
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 12133
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.4.253.			IN	A

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

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:28:16 CST 2022
;; MSG SIZE  rcvd: 105

Host info

Host 253.4.21.104.in-addr.arpa. not found: 3(NXDOMAIN)

Nslookup info:

Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 253.4.21.104.in-addr.arpa: NXDOMAIN

Related IP info:

Related comments:

IP	Type	Details	Datetime
92.118.38.58	attackbots	2020-02-25 09:09:16 dovecot_login authenticator failed for \(User\) \[92.118.38.58\]: 535 Incorrect authentication data \(set_id=blitzklo@no-server.de\) 2020-02-25 09:09:17 dovecot_login authenticator failed for \(User\) \[92.118.38.58\]: 535 Incorrect authentication data \(set_id=blitzklo@no-server.de\) 2020-02-25 09:09:22 dovecot_login authenticator failed for \(User\) \[92.118.38.58\]: 535 Incorrect authentication data \(set_id=blitzklo@no-server.de\) 2020-02-25 09:09:25 dovecot_login authenticator failed for \(User\) \[92.118.38.58\]: 535 Incorrect authentication data \(set_id=blitzklo@no-server.de\) 2020-02-25 09:09:47 dovecot_login authenticator failed for \(User\) \[92.118.38.58\]: 535 Incorrect authentication data \(set_id=bliu@no-server.de\) ...	2020-02-25 16:13:18
80.82.70.239	attack	02/25/2020-02:34:25.698159 80.82.70.239 Protocol: 6 ET DROP Dshield Block Listed Source group 1	2020-02-25 16:10:41
51.75.208.183	attackspam	Feb 25 07:43:27 hcbbdb sshd\[16516\]: Invalid user lingzhihao from 51.75.208.183 Feb 25 07:43:27 hcbbdb sshd\[16516\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip183.ip-51-75-208.eu Feb 25 07:43:29 hcbbdb sshd\[16516\]: Failed password for invalid user lingzhihao from 51.75.208.183 port 39316 ssh2 Feb 25 07:51:51 hcbbdb sshd\[17382\]: Invalid user demo from 51.75.208.183 Feb 25 07:51:51 hcbbdb sshd\[17382\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip183.ip-51-75-208.eu	2020-02-25 16:04:12
178.162.200.204	attackspam	[2020-02-25 02:15:15] NOTICE[1148] chan_sip.c: Registration from '' failed for '178.162.200.204:53970' - Wrong password [2020-02-25 02:15:15] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-02-25T02:15:15.165-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="4444984",SessionID="0x7fd82c3c9898",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/178.162.200.204/53970",Challenge="67d389fe",ReceivedChallenge="67d389fe",ReceivedHash="e63c22a5ed055dc419d109210f299518" [2020-02-25 02:17:08] NOTICE[1148] chan_sip.c: Registration from '' failed for '178.162.200.204:51016' - Wrong password [2020-02-25 02:17:08] SECURITY[1163] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2020-02-25T02:17:08.884-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="1234789",SessionID="0x7fd82c39c1e8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/178.162.2 ...	2020-02-25 15:30:38
185.36.81.57	attack	2020-02-25T08:05:17.238428www postfix/smtpd[7132]: warning: unknown[185.36.81.57]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 2020-02-25T08:24:11.458096www postfix/smtpd[9173]: warning: unknown[185.36.81.57]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 2020-02-25T08:43:09.461077www postfix/smtpd[22582]: warning: unknown[185.36.81.57]: SASL LOGIN authentication failed: UGFzc3dvcmQ6 ...	2020-02-25 16:11:59
94.131.243.27	attackbotsspam	(sshd) Failed SSH login from 94.131.243.27 (UA/Ukraine/94.131.241.27.gigacloud.ua): 5 in the last 3600 secs	2020-02-25 15:31:42
218.92.0.148	attackbotsspam	Feb 25 03:07:00 ny01 sshd[18681]: Failed password for root from 218.92.0.148 port 21954 ssh2 Feb 25 03:07:14 ny01 sshd[18681]: error: maximum authentication attempts exceeded for root from 218.92.0.148 port 21954 ssh2 [preauth] Feb 25 03:07:21 ny01 sshd[18824]: Failed password for root from 218.92.0.148 port 31743 ssh2	2020-02-25 16:08:01
49.88.112.75	attackbots	Feb 25 08:23:33 * sshd[19668]: Failed password for root from 49.88.112.75 port 23893 ssh2	2020-02-25 16:15:17
78.38.15.175	attack	trying to access non-authorized port	2020-02-25 15:38:36
31.187.70.121	attackbots	web-1 [ssh] SSH Attack	2020-02-25 15:35:32
61.63.105.241	attackbotsspam	port scan and connect, tcp 23 (telnet)	2020-02-25 15:40:34
220.135.222.77	attackspam	firewall-block, port(s): 23/tcp	2020-02-25 16:07:39
220.134.139.115	attack	Port Scan	2020-02-25 15:58:59
112.217.196.74	attackspam	Feb 25 08:17:37 server sshd[742113]: Failed password for invalid user rhino from 112.217.196.74 port 49790 ssh2 Feb 25 08:21:17 server sshd[743757]: Failed password for root from 112.217.196.74 port 48190 ssh2 Feb 25 08:27:21 server sshd[746387]: Failed password for invalid user ts3 from 112.217.196.74 port 46596 ssh2	2020-02-25 15:47:08
220.132.225.213	attack	Port Scan	2020-02-25 15:43:50

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