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 <<>> 104.21.27.99
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 34615
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.27.99.			IN	A

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

;; Query time: 25 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Feb 18 02:21:13 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 99.27.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 99.27.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
63.41.36.219 attackspam
Jun 22 09:21:52 askasleikir sshd[32288]: Failed password for invalid user anderson from 63.41.36.219 port 47983 ssh2
2019-06-23 00:25:04
191.53.57.79 attack
$f2bV_matches
2019-06-23 00:50:06
192.99.186.31 attack
IP: 192.99.186.31
ASN: AS16276 OVH SAS
Port: Message Submission 587
Found in one or more Blacklists
Date: 22/06/2019 2:44:07 PM UTC
2019-06-23 01:10:04
118.24.173.104 attack
2019-06-22T15:15:48.668924abusebot-5.cloudsearch.cf sshd\[7351\]: Invalid user webadmin from 118.24.173.104 port 34719
2019-06-23 01:00:26
200.148.103.142 attackspam
8080/tcp
[2019-06-22]1pkt
2019-06-23 01:06:43
103.114.155.15 attackbotsspam
Jun 22 16:38:18 nirvana postfix/smtpd[25159]: connect from unknown[103.114.155.15]
Jun 22 16:38:19 nirvana postfix/smtpd[25159]: warning: unknown[103.114.155.15]: SASL LOGIN authentication failed: authentication failure
Jun 22 16:38:19 nirvana postfix/smtpd[25159]: disconnect from unknown[103.114.155.15]
Jun 22 16:38:23 nirvana postfix/smtpd[25159]: connect from unknown[103.114.155.15]
Jun 22 16:38:24 nirvana postfix/smtpd[25159]: warning: unknown[103.114.155.15]: SASL LOGIN authentication failed: authentication failure
Jun 22 16:38:24 nirvana postfix/smtpd[25159]: disconnect from unknown[103.114.155.15]
Jun 22 16:38:35 nirvana postfix/smtpd[25159]: connect from unknown[103.114.155.15]
Jun 22 16:38:36 nirvana postfix/smtpd[25159]: warning: unknown[103.114.155.15]: SASL LOGIN authentication failed: authentication failure
Jun 22 16:38:36 nirvana postfix/smtpd[25159]: disconnect from unknown[103.114.155.15]


........
-----------------------------------------------
https://www.blocklist.de/en/view.html?ip=103.11
2019-06-23 01:14:28
210.48.139.158 attackbots
MultiHost/MultiPort Probe, Scan, Hack -
2019-06-23 00:49:29
5.249.147.222 attack
Jun 22 04:27:33 h2753507 postfix/smtpd[24293]: warning: hostname host222-147-249-5.serverdedicati.aruba.hostname does not resolve to address 5.249.147.222: Name or service not known
Jun 22 04:27:33 h2753507 postfix/smtpd[24293]: connect from unknown[5.249.147.222]
Jun 22 04:27:33 h2753507 postfix/smtpd[24293]: warning: unknown[5.249.147.222]: SASL LOGIN authentication failed: authentication failure
Jun 22 04:27:33 h2753507 postfix/smtpd[24293]: disconnect from unknown[5.249.147.222] ehlo=1 auth=0/1 quhostname=1 commands=2/3
Jun 22 08:59:26 h2753507 postfix/smtpd[26406]: warning: hostname host222-147-249-5.serverdedicati.aruba.hostname does not resolve to address 5.249.147.222: Name or service not known
Jun 22 08:59:26 h2753507 postfix/smtpd[26406]: connect from unknown[5.249.147.222]
Jun 22 08:59:26 h2753507 postfix/smtpd[26406]: warning: unknown[5.249.147.222]: SASL LOGIN authentication failed: authentication failure
Jun 22 08:59:26 h2753507 postfix/smtpd[26406]: disco........
-------------------------------
2019-06-23 00:23:32
116.74.96.84 attack
firewall-block, port(s): 23/tcp
2019-06-23 00:18:38
120.52.152.15 attackbotsspam
firewall-block, port(s): 3306/tcp, 4949/tcp, 23023/tcp, 48899/tcp, 50100/tcp
2019-06-23 00:51:11
14.115.107.14 attackspambots
Jun 22 15:51:26 rama sshd[582641]: Bad protocol version identification '' from 14.115.107.14
Jun 22 15:52:49 rama sshd[582693]: Invalid user support from 14.115.107.14
Jun 22 15:53:01 rama sshd[582693]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.115.107.14 
Jun 22 15:53:03 rama sshd[582693]: Failed password for invalid user support from 14.115.107.14 port 36399 ssh2
Jun 22 15:53:08 rama sshd[582693]: Connection closed by 14.115.107.14 [preauth]
Jun 22 15:54:02 rama sshd[582929]: Invalid user ubnt from 14.115.107.14
Jun 22 15:54:12 rama sshd[582929]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=14.115.107.14 
Jun 22 15:54:14 rama sshd[582929]: Failed password for invalid user ubnt from 14.115.107.14 port 59786 ssh2
Jun 22 15:54:18 rama sshd[582929]: Connection closed by 14.115.107.14 [preauth]
Jun 22 15:55:32 rama sshd[583166]: Invalid user cisco from 14.115.107.14
Jun 22 15:55:36 ........
-------------------------------
2019-06-23 00:34:08
223.255.127.63 attackbotsspam
IP: 223.255.127.63
ASN: AS4847 China Networks Inter-Exchange
Port: IMAP over TLS protocol 993
Found in one or more Blacklists
Date: 22/06/2019 2:44:50 PM UTC
2019-06-23 00:31:23
198.108.67.77 attackbotsspam
9221/tcp 5542/tcp 2202/tcp...
[2019-04-22/06-21]118pkt,112pt.(tcp)
2019-06-23 00:31:53
195.55.235.91 attack
Jun 22 16:35:57 mxgate1 postfix/postscreen[3544]: CONNECT from [195.55.235.91]:47253 to [176.31.12.44]:25
Jun 22 16:35:57 mxgate1 postfix/dnsblog[3549]: addr 195.55.235.91 listed by domain zen.spamhaus.org as 127.0.0.3
Jun 22 16:35:57 mxgate1 postfix/dnsblog[3549]: addr 195.55.235.91 listed by domain zen.spamhaus.org as 127.0.0.4
Jun 22 16:35:57 mxgate1 postfix/dnsblog[3547]: addr 195.55.235.91 listed by domain cbl.abuseat.org as 127.0.0.2
Jun 22 16:35:57 mxgate1 postfix/dnsblog[3545]: addr 195.55.235.91 listed by domain bl.spamcop.net as 127.0.0.2
Jun 22 16:35:57 mxgate1 postfix/dnsblog[3546]: addr 195.55.235.91 listed by domain ix.dnsbl.xxxxxx.net as 127.0.0.2
Jun 22 16:35:57 mxgate1 postfix/postscreen[3544]: PREGREET 19 after 0.18 from [195.55.235.91]:47253: EHLO 022china.com

Jun 22 16:35:57 mxgate1 postfix/postscreen[3544]: DNSBL rank 5 for [195.55.235.91]:47253
Jun x@x
Jun 22 16:35:58 mxgate1 postfix/postscreen[3544]: HANGUP after 0.48 from [195.55.235.91]:47253 i........
-------------------------------
2019-06-23 01:11:01
189.206.125.171 attackbots
Autoban   189.206.125.171 ABORTED AUTH
2019-06-23 00:21:20

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