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: IANA Special-Purpose Address

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 <<>> 0.104.121.73
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 24105
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;0.104.121.73.			IN	A

;; AUTHORITY SECTION:
.			599	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2023120702 1800 900 604800 86400

;; Query time: 21 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Dec 08 08:26:38 CST 2023
;; MSG SIZE  rcvd: 105
Host info
Host 73.121.104.0.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 73.121.104.0.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
71.6.158.166 attackbots
" "
2019-07-11 18:14:54
117.54.250.99 attackspambots
Jul 11 09:09:58 ip-172-31-1-72 sshd\[16563\]: Invalid user xy from 117.54.250.99
Jul 11 09:09:58 ip-172-31-1-72 sshd\[16563\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.54.250.99
Jul 11 09:10:01 ip-172-31-1-72 sshd\[16563\]: Failed password for invalid user xy from 117.54.250.99 port 51930 ssh2
Jul 11 09:13:41 ip-172-31-1-72 sshd\[16605\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=117.54.250.99  user=root
Jul 11 09:13:42 ip-172-31-1-72 sshd\[16605\]: Failed password for root from 117.54.250.99 port 52977 ssh2
2019-07-11 18:10:34
125.64.94.221 attackspam
11.07.2019 07:07:08 Connection to port 8888 blocked by firewall
2019-07-11 18:24:04
54.37.205.162 attack
Jul 11 09:42:49 MK-Soft-Root1 sshd\[10663\]: Invalid user edwina from 54.37.205.162 port 34268
Jul 11 09:42:49 MK-Soft-Root1 sshd\[10663\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=54.37.205.162
Jul 11 09:42:51 MK-Soft-Root1 sshd\[10663\]: Failed password for invalid user edwina from 54.37.205.162 port 34268 ssh2
...
2019-07-11 18:17:42
184.105.247.246 attackspambots
9200/tcp 3389/tcp 50075/tcp...
[2019-05-12/07-11]41pkt,19pt.(tcp),1pt.(udp)
2019-07-11 17:43:06
27.124.2.123 attackspambots
SMB Server BruteForce Attack
2019-07-11 18:18:42
71.6.199.23 attackbotsspam
Honeypot attack, port: 81, PTR: ubuntu1619923.aspadmin.com.
2019-07-11 18:32:59
37.120.150.156 attackspam
Jul  9 10:22:46 srv1 postfix/smtpd[2854]: connect from float.procars-m5-pl.com[37.120.150.156]
Jul x@x
Jul  9 10:22:52 srv1 postfix/smtpd[2854]: disconnect from float.procars-m5-pl.com[37.120.150.156]
Jul  9 10:23:12 srv1 postfix/smtpd[32488]: connect from float.procars-m5-pl.com[37.120.150.156]
Jul x@x
Jul  9 10:23:18 srv1 postfix/smtpd[32488]: disconnect from float.procars-m5-pl.com[37.120.150.156]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=37.120.150.156
2019-07-11 18:20:30
134.209.214.245 attackbotsspam
Jul  5 04:30:37 localhost postfix/smtpd[13391]: lost connection after eclipseT from unknown[134.209.214.245]
Jul x@x
Jul  5 04:30:37 localhost postfix/smtpd[13392]: lost connection after eclipseT from unknown[134.209.214.245]
Jul  5 04:53:26 localhost postfix/smtpd[19374]: lost connection after eclipseT from unknown[134.209.214.245]
Jul x@x


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=134.209.214.245
2019-07-11 18:18:20
189.18.243.210 attackspambots
Jul 11 06:50:50 s64-1 sshd[28955]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.18.243.210
Jul 11 06:50:53 s64-1 sshd[28955]: Failed password for invalid user admin from 189.18.243.210 port 56663 ssh2
Jul 11 06:54:20 s64-1 sshd[28982]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=189.18.243.210
...
2019-07-11 17:46:56
201.6.98.14 attack
Jul  9 21:52:50 server sshd[7582]: reveeclipse mapping checking getaddrinfo for c906620e.virtua.com.br [201.6.98.14] failed - POSSIBLE BREAK-IN ATTEMPT!
Jul  9 21:52:52 server sshd[7582]: Failed password for invalid user zb from 201.6.98.14 port 1629 ssh2
Jul  9 21:52:57 server sshd[7582]: Received disconnect from 201.6.98.14: 11: Bye Bye [preauth]
Jul  9 21:56:34 server sshd[7800]: reveeclipse mapping checking getaddrinfo for c906620e.virtua.com.br [201.6.98.14] failed - POSSIBLE BREAK-IN ATTEMPT!
Jul  9 21:56:34 server sshd[7800]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=201.6.98.14  user=r.r
Jul  9 21:56:36 server sshd[7800]: Failed password for r.r from 201.6.98.14 port 6805 ssh2
Jul  9 21:56:36 server sshd[7800]: Received disconnect from 201.6.98.14: 11: Bye Bye [preauth]
Jul  9 21:58:51 server sshd[7943]: reveeclipse mapping checking getaddrinfo for c906620e.virtua.com.br [201.6.98.14] failed - POSSIBLE BREAK-IN ATTEM........
-------------------------------
2019-07-11 18:01:16
184.105.247.236 attackbots
" "
2019-07-11 18:04:32
140.143.223.242 attackbotsspam
Jul 11 08:48:57 vps65 sshd\[7125\]: Invalid user costos from 140.143.223.242 port 52810
Jul 11 08:48:57 vps65 sshd\[7125\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.223.242
...
2019-07-11 17:47:53
198.108.67.34 attack
8825/tcp 2077/tcp 830/tcp...
[2019-05-11/07-10]106pkt,103pt.(tcp)
2019-07-11 18:01:55
110.159.155.237 attackbots
Jul  8 09:31:07 mail01 postfix/postscreen[9860]: CONNECT from [110.159.155.237]:41108 to [94.130.181.95]:25
Jul  8 09:31:07 mail01 postfix/dnsblog[9863]: addr 110.159.155.237 listed by domain zen.spamhaus.org as 127.0.0.3
Jul  8 09:31:07 mail01 postfix/dnsblog[9863]: addr 110.159.155.237 listed by domain zen.spamhaus.org as 127.0.0.11
Jul  8 09:31:07 mail01 postfix/dnsblog[9863]: addr 110.159.155.237 listed by domain zen.spamhaus.org as 127.0.0.4
Jul  8 09:31:07 mail01 postfix/dnsblog[9862]: addr 110.159.155.237 listed by domain ix.dnsbl.xxxxxx.net as 127.0.0.2
Jul  8 09:31:07 mail01 postfix/dnsblog[9861]: addr 110.159.155.237 listed by domain bl.blocklist.de as 127.0.0.9
Jul  8 09:31:07 mail01 postfix/postscreen[9860]: PREGREET 40 after 0.63 from [110.159.155.237]:41108: EHLO 241.155.159.110.tm-hsbb.tm.net.my

Jul  8 09:31:07 mail01 postfix/postscreen[9860]: DNSBL rank 5 for [110.159.155.237]:41108
Jul x@x
Jul  8 09:31:09 mail01 postfix/postscreen[9860]: HANGUP after 1........
-------------------------------
2019-07-11 17:56:41

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