Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: unknown

Region: unknown

Country: United States

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
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Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 104.21.90.138
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 2943
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.90.138.			IN	A

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

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 03:13:21 CST 2022
;; MSG SIZE  rcvd: 106
Host info
Host 138.90.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 138.90.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
66.70.130.144 attackspam
Jul 29 11:19:31 lnxweb61 sshd[15912]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.70.130.144
2019-07-29 21:24:59
113.118.192.165 attackbotsspam
Honeypot attack, port: 445, PTR: PTR record not found
2019-07-29 21:03:28
185.176.26.104 attackspam
Jul 29 13:54:16 lumpi kernel: INPUT:DROP:SPAMHAUS_EDROP:IN=eth0 OUT= MAC=52:54:a2:01:a5:04:d2:74:7f:6e:37:e3:08:00 SRC=185.176.26.104 DST=172.31.1.100 LEN=40 TOS=0x00 PREC=0x00 TTL=246 ID=4193 PROTO=TCP SPT=46706 DPT=18001 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-07-29 20:53:06
5.154.5.119 attack
2019-07-29 01:44:01 H=(logisticequipments.it) [5.154.5.119]:59536 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.4, 127.0.0.11, 127.0.0.3) (https://www.spamhaus.org/sbl/query/SBLCSS)
2019-07-29 01:44:06 H=(logisticequipments.it) [5.154.5.119]:59536 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.4, 127.0.0.3, 127.0.0.11) (https://www.spamhaus.org/sbl/query/SBLCSS)
2019-07-29 01:44:11 H=(logisticequipments.it) [5.154.5.119]:59536 I=[192.147.25.65]:25 F= rejected RCPT : RBL: found in thrukfz5b56tq6xao6odgdyjrq.zen.dq.spamhaus.net (127.0.0.3, 127.0.0.11, 127.0.0.4) (https://www.spamhaus.org/query/ip/5.154.5.119)
...
2019-07-29 20:59:59
52.197.176.231 attackspambots
Jul 29 05:43:42 h2022099 sshd[21165]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=em3-52-197-176-231.ap-northeast-1.compute.amazonaws.com  user=r.r
Jul 29 05:43:44 h2022099 sshd[21165]: Failed password for r.r from 52.197.176.231 port 14056 ssh2
Jul 29 05:43:45 h2022099 sshd[21165]: Received disconnect from 52.197.176.231: 11: Bye Bye [preauth]
Jul 29 05:56:59 h2022099 sshd[22890]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=em3-52-197-176-231.ap-northeast-1.compute.amazonaws.com  user=r.r
Jul 29 05:57:01 h2022099 sshd[22890]: Failed password for r.r from 52.197.176.231 port 25274 ssh2
Jul 29 05:57:02 h2022099 sshd[22890]: Received disconnect from 52.197.176.231: 11: Bye Bye [preauth]
Jul 29 06:02:48 h2022099 sshd[23573]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=em3-52-197-176-231.ap-northeast-1.compute.amazonaws.com  user=r.r
Jul 29 06:........
-------------------------------
2019-07-29 20:52:29
139.162.67.64 attackbots
SSH/22 MH Probe, BF, Hack -
2019-07-29 20:55:11
188.166.117.213 attackbots
Jul 29 14:10:29 vibhu-HP-Z238-Microtower-Workstation sshd\[27142\]: Invalid user tan\^ from 188.166.117.213
Jul 29 14:10:29 vibhu-HP-Z238-Microtower-Workstation sshd\[27142\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.117.213
Jul 29 14:10:31 vibhu-HP-Z238-Microtower-Workstation sshd\[27142\]: Failed password for invalid user tan\^ from 188.166.117.213 port 55626 ssh2
Jul 29 14:14:48 vibhu-HP-Z238-Microtower-Workstation sshd\[27249\]: Invalid user kkm from 188.166.117.213
Jul 29 14:14:48 vibhu-HP-Z238-Microtower-Workstation sshd\[27249\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=188.166.117.213
...
2019-07-29 21:13:18
35.229.106.217 attackbotsspam
404 NOT FOUND
2019-07-29 20:56:32
60.167.132.80 attack
Jul 29 08:43:17 localhost postfix/smtpd\[30104\]: warning: unknown\[60.167.132.80\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 29 08:43:25 localhost postfix/smtpd\[29490\]: warning: unknown\[60.167.132.80\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 29 08:43:37 localhost postfix/smtpd\[30104\]: warning: unknown\[60.167.132.80\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 29 08:43:52 localhost postfix/smtpd\[30104\]: warning: unknown\[60.167.132.80\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 29 08:44:00 localhost postfix/smtpd\[29490\]: warning: unknown\[60.167.132.80\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2019-07-29 21:05:18
58.145.168.162 attack
2019-07-29T11:16:42.938238abusebot-4.cloudsearch.cf sshd\[21846\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.145.168.162  user=root
2019-07-29 20:41:14
212.199.114.139 attackspambots
Blacklisted on PBX
2019-07-29 21:08:45
123.209.196.6 attack
2019-07-29T10:51:18.071101abusebot.cloudsearch.cf sshd\[2106\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.209.196.6  user=root
2019-07-29 20:46:45
203.121.116.11 attackspam
29.07.2019 10:18:30 SSH access blocked by firewall
2019-07-29 20:34:01
222.103.88.193 attack
3389BruteforceFW22
2019-07-29 20:57:00
117.239.87.243 attackspambots
29.07.2019 12:20:20 SSH access blocked by firewall
2019-07-29 20:36:01

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