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: None

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 <<>> 104.21.48.37
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34482
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.48.37.			IN	A

;; AUTHORITY SECTION:
.			454	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022022000 1800 900 604800 86400

;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 19:33:53 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 37.48.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 37.48.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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Brute-force attempt banned
2020-05-13 18:16:51
146.88.240.4 attackspam
firewall-block, port(s): 123/udp, 389/udp, 500/udp, 5060/udp
2020-05-13 18:41:17
1.55.255.175 attack
Bruteforce detected by fail2ban
2020-05-13 18:27:39
104.194.10.201 attackspambots
May 13 12:02:23 debian-2gb-nbg1-2 kernel: \[11623001.865261\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=104.194.10.201 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=241 ID=54321 PROTO=TCP SPT=41198 DPT=9023 WINDOW=65535 RES=0x00 SYN URGP=0
2020-05-13 18:17:34
183.111.206.111 attack
SSH/22 MH Probe, BF, Hack -
2020-05-13 18:06:42
180.76.135.15 attackbots
$f2bV_matches
2020-05-13 18:28:11
154.9.204.184 attack
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2020-05-13 18:31:34
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2020-05-13 18:40:43
180.166.240.99 attackbots
20 attempts against mh-ssh on cloud
2020-05-13 18:36:12
80.211.240.161 attack
May 13 13:35:09 root sshd[17620]: Invalid user zj from 80.211.240.161
...
2020-05-13 18:37:35
185.153.199.51 attackbotsspam
VNC brute force attack detected by fail2ban
2020-05-13 18:35:48
187.189.60.158 attack
Unauthorized access or intrusion attempt detected from Thor banned IP
2020-05-13 18:16:25
145.239.95.241 attack
This client attempted to login to an administrator account on a Website, or abused from another resource.
2020-05-13 18:10:28
121.229.50.222 attack
May 13 03:41:23 raspberrypi sshd\[17275\]: Invalid user maya from 121.229.50.222May 13 03:41:25 raspberrypi sshd\[17275\]: Failed password for invalid user maya from 121.229.50.222 port 36180 ssh2May 13 03:51:35 raspberrypi sshd\[24709\]: Invalid user support from 121.229.50.222
...
2020-05-13 18:28:30
114.23.237.164 attackspambots
13.05.2020 05:51:29 - RDP Login Fail Detected by 
https://www.elinox.de/RDP-Wächter
2020-05-13 18:37:12

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