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 <<>> 104.21.13.78
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11880
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.13.78.			IN	A

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

;; Query time: 15 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Thu Feb 17 17:56:31 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 78.13.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 78.13.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
112.219.169.123 attackbotsspam
Time:     Sun Sep 20 21:48:13 2020 +0000
IP:       112.219.169.123 (KR/South Korea/-)
Failures: 5 (sshd)
Interval: 3600 seconds
Blocked:  Permanent Block [LF_SSHD]

Log entries:

Sep 20 21:34:50 29-1 sshd[20386]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.219.169.123  user=root
Sep 20 21:34:53 29-1 sshd[20386]: Failed password for root from 112.219.169.123 port 39186 ssh2
Sep 20 21:44:19 29-1 sshd[21626]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.219.169.123  user=root
Sep 20 21:44:21 29-1 sshd[21626]: Failed password for root from 112.219.169.123 port 42526 ssh2
Sep 20 21:48:12 29-1 sshd[22112]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=112.219.169.123  user=root
2020-09-21 07:42:47
210.55.3.250 attackspam
Sep 20 20:04:12 firewall sshd[3678]: Failed password for invalid user mysql from 210.55.3.250 port 55682 ssh2
Sep 20 20:12:56 firewall sshd[3933]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=210.55.3.250  user=root
Sep 20 20:12:58 firewall sshd[3933]: Failed password for root from 210.55.3.250 port 53890 ssh2
...
2020-09-21 08:07:36
106.12.28.152 attackbotsspam
Sep 21 04:43:01 pve1 sshd[21035]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.28.152 
Sep 21 04:43:02 pve1 sshd[21035]: Failed password for invalid user dts from 106.12.28.152 port 56806 ssh2
...
2020-09-21 12:03:46
170.245.248.167 attack
Unauthorised access (Sep 20) SRC=170.245.248.167 LEN=44 TOS=0x10 PREC=0x40 TTL=239 ID=46960 TCP DPT=1433 WINDOW=1024 SYN 
Unauthorised access (Sep 19) SRC=170.245.248.167 LEN=44 TOS=0x10 PREC=0x40 TTL=239 ID=33270 TCP DPT=445 WINDOW=1024 SYN
2020-09-21 08:04:33
189.152.150.162 attack
Port Scan: TCP/443
2020-09-21 07:40:34
219.138.150.220 attackspam
firewall-block, port(s): 20242/tcp
2020-09-21 12:04:47
66.154.79.242 attack
Port scan followed by SSH.
2020-09-21 08:01:05
193.27.228.172 attackbots
ET DROP Dshield Block Listed Source group 1 - port: 15023 proto: tcp cat: Misc Attackbytes: 60
2020-09-21 07:36:41
195.208.155.218 attackspam
Unauthorised access (Sep 20) SRC=195.208.155.218 LEN=52 TTL=115 ID=3510 DF TCP DPT=445 WINDOW=8192 SYN
2020-09-21 07:38:58
52.29.119.113 attackbots
Sep 19 06:52:50 CT3029 sshd[13660]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.29.119.113  user=r.r
Sep 19 06:52:52 CT3029 sshd[13660]: Failed password for r.r from 52.29.119.113 port 40952 ssh2
Sep 19 06:52:52 CT3029 sshd[13660]: Received disconnect from 52.29.119.113 port 40952:11: Bye Bye [preauth]
Sep 19 06:52:52 CT3029 sshd[13660]: Disconnected from 52.29.119.113 port 40952 [preauth]
Sep 19 07:40:12 CT3029 sshd[13848]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=52.29.119.113  user=r.r
Sep 19 07:40:15 CT3029 sshd[13848]: Failed password for r.r from 52.29.119.113 port 33802 ssh2
Sep 19 07:40:15 CT3029 sshd[13848]: Received disconnect from 52.29.119.113 port 33802:11: Bye Bye [preauth]
Sep 19 07:40:15 CT3029 sshd[13848]: Disconnected from 52.29.119.113 port 33802 [preauth]
Sep 19 07:56:54 CT3029 sshd[13903]: Connection closed by 52.29.119.113 port 57074 [preauth]
Sep 19 08:13........
-------------------------------
2020-09-21 07:59:12
192.241.237.61 attackspambots
Found on   CINS badguys     / proto=6  .  srcport=43791  .  dstport=443  .     (2315)
2020-09-21 08:02:41
201.26.164.160 attack
Sep 20 14:00:52 logopedia-1vcpu-1gb-nyc1-01 sshd[442898]: Failed password for root from 201.26.164.160 port 40658 ssh2
...
2020-09-21 07:36:09
202.5.16.192 attackbotsspam
Sep 21 01:35:27 DAAP sshd[24358]: Invalid user tester from 202.5.16.192 port 35594
Sep 21 01:35:27 DAAP sshd[24358]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.5.16.192
Sep 21 01:35:27 DAAP sshd[24358]: Invalid user tester from 202.5.16.192 port 35594
Sep 21 01:35:29 DAAP sshd[24358]: Failed password for invalid user tester from 202.5.16.192 port 35594 ssh2
Sep 21 01:45:17 DAAP sshd[24493]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=202.5.16.192  user=root
Sep 21 01:45:18 DAAP sshd[24493]: Failed password for root from 202.5.16.192 port 43670 ssh2
...
2020-09-21 08:08:06
94.102.53.112 attack
Sep 21 01:48:45 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=94.102.53.112 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=31180 PROTO=TCP SPT=47405 DPT=56733 WINDOW=1024 RES=0x00 SYN URGP=0 Sep 21 01:50:15 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=94.102.53.112 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=30201 PROTO=TCP SPT=47405 DPT=54320 WINDOW=1024 RES=0x00 SYN URGP=0 Sep 21 01:50:54 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=94.102.53.112 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=63633 PROTO=TCP SPT=47405 DPT=55532 WINDOW=1024 RES=0x00 SYN URGP=0 Sep 21 01:53:48 *hidden* kernel: [UFW BLOCK] IN=eth0 OUT= MAC=00:50:56:3e:4a:cc:28:99:3a:4d:23:91:08:00 SRC=94.102.53.112 DST=173.212.244.83 LEN=40 TOS=0x00 PREC=0x00 TTL=248 ID=43016 PROTO=TCP SPT=47405 DPT=54571 WINDOW=1024 RES=0x00 SYN URGP=0 Sep 21 01:57:34 
...
2020-09-21 07:58:37
5.228.183.194 attack
Unauthorized connection attempt from IP address 5.228.183.194 on Port 445(SMB)
2020-09-21 07:54:18

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