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 <<>> 104.21.57.20
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51551
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.57.20.			IN	A

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

;; Query time: 60 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:38:17 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 20.57.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 20.57.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
45.67.233.68 attackbotsspam
From backing@corretorespecializado.live Wed Jun 17 20:52:11 2020
Received: from especmx3.corretorespecializado.live ([45.67.233.68]:51574)
2020-06-18 15:45:30
167.99.183.237 attack
Jun 18 01:56:17 firewall sshd[3736]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=167.99.183.237  user=root
Jun 18 01:56:19 firewall sshd[3736]: Failed password for root from 167.99.183.237 port 52984 ssh2
Jun 18 01:58:41 firewall sshd[3784]: Invalid user panther from 167.99.183.237
...
2020-06-18 15:41:23
185.220.100.249 attackspam
Jun 18 05:45:58 santamaria sshd\[19046\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.220.100.249  user=root
Jun 18 05:46:00 santamaria sshd\[19046\]: Failed password for root from 185.220.100.249 port 2816 ssh2
Jun 18 05:52:32 santamaria sshd\[19166\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=185.220.100.249  user=root
...
2020-06-18 15:29:17
223.241.56.233 attack
bruteforce detected
2020-06-18 15:51:53
107.170.204.148 attack
Jun 18 08:32:45 debian-2gb-nbg1-2 kernel: \[14720659.860708\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=107.170.204.148 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=237 ID=36282 PROTO=TCP SPT=50833 DPT=3518 WINDOW=1024 RES=0x00 SYN URGP=0
2020-06-18 15:37:43
178.62.224.96 attackspam
prod6
...
2020-06-18 15:36:44
182.254.180.17 attack
Jun 18 07:01:38 sso sshd[1060]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=182.254.180.17
Jun 18 07:01:41 sso sshd[1060]: Failed password for invalid user houy from 182.254.180.17 port 46848 ssh2
...
2020-06-18 15:35:33
49.88.112.73 attackspambots
Jun 18 09:31:19 vmi345603 sshd[18033]: Failed password for root from 49.88.112.73 port 30431 ssh2
Jun 18 09:31:22 vmi345603 sshd[18033]: Failed password for root from 49.88.112.73 port 30431 ssh2
...
2020-06-18 15:33:52
123.206.41.68 attackspam
Invalid user reception from 123.206.41.68 port 35486
2020-06-18 16:03:14
119.96.222.202 attackspambots
2020-06-18T07:29:24.485112abusebot-5.cloudsearch.cf sshd[31822]: Invalid user acs from 119.96.222.202 port 45155
2020-06-18T07:29:24.492518abusebot-5.cloudsearch.cf sshd[31822]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.96.222.202
2020-06-18T07:29:24.485112abusebot-5.cloudsearch.cf sshd[31822]: Invalid user acs from 119.96.222.202 port 45155
2020-06-18T07:29:26.524488abusebot-5.cloudsearch.cf sshd[31822]: Failed password for invalid user acs from 119.96.222.202 port 45155 ssh2
2020-06-18T07:33:37.240460abusebot-5.cloudsearch.cf sshd[31869]: Invalid user bl from 119.96.222.202 port 11001
2020-06-18T07:33:37.245812abusebot-5.cloudsearch.cf sshd[31869]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=119.96.222.202
2020-06-18T07:33:37.240460abusebot-5.cloudsearch.cf sshd[31869]: Invalid user bl from 119.96.222.202 port 11001
2020-06-18T07:33:39.011609abusebot-5.cloudsearch.cf sshd[31869]: Failed pass
...
2020-06-18 15:36:56
222.186.30.218 attackspam
Tried sshing with brute force.
2020-06-18 15:53:41
51.75.208.183 attackspambots
Jun 18 09:47:18 mout sshd[6710]: Invalid user sakura from 51.75.208.183 port 46516
2020-06-18 16:08:58
103.91.181.25 attackspambots
Invalid user dh from 103.91.181.25 port 58548
2020-06-18 15:40:31
51.91.250.197 attackspambots
Jun 18 08:00:36 scw-tender-jepsen sshd[1197]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=51.91.250.197
Jun 18 08:00:38 scw-tender-jepsen sshd[1197]: Failed password for invalid user postgres from 51.91.250.197 port 55932 ssh2
2020-06-18 16:06:08
222.186.180.6 attackbots
Jun 18 03:31:52 NPSTNNYC01T sshd[9580]: Failed password for root from 222.186.180.6 port 57298 ssh2
Jun 18 03:32:06 NPSTNNYC01T sshd[9580]: error: maximum authentication attempts exceeded for root from 222.186.180.6 port 57298 ssh2 [preauth]
Jun 18 03:32:11 NPSTNNYC01T sshd[9623]: Failed password for root from 222.186.180.6 port 59968 ssh2
...
2020-06-18 15:50:02

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