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 <<>> 104.21.39.55
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 40751
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.21.39.55.			IN	A

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

;; Query time: 60 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Feb 20 20:29:33 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 55.39.21.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 55.39.21.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
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Unauthorized connection attempt detected from IP address 90.103.219.66 to port 5555 [J]
2020-02-02 04:11:27
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Honeypot attack, port: 445, PTR: broadband.actcorp.in.
2020-02-02 04:38:59
141.114.225.58 attack
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2020-02-02 04:44:53
218.166.66.167 attackspam
Honeypot attack, port: 445, PTR: 218-166-66-167.dynamic-ip.hinet.net.
2020-02-02 04:39:40
103.51.103.22 attackspam
port scan and connect, tcp 1433 (ms-sql-s)
2020-02-02 04:16:55
142.93.1.100 attackspam
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Feb  1 16:53:57 firewall sshd[30792]: Failed password for invalid user user5 from 142.93.1.100 port 43730 ssh2
Feb  1 16:58:27 firewall sshd[31017]: Invalid user steam from 142.93.1.100
...
2020-02-02 04:12:17
141.98.81.37 attack
Invalid user admin from 141.98.81.37 port 34605
2020-02-02 04:37:40
78.157.217.150 attack
20/2/1@08:33:50: FAIL: Alarm-Network address from=78.157.217.150
...
2020-02-02 04:17:27
58.8.209.250 attackbotsspam
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2020-02-02 04:45:49
142.93.132.21 attackspam
...
2020-02-02 04:09:35
182.92.186.28 attackbotsspam
Unauthorised access (Feb  1) SRC=182.92.186.28 LEN=40 TTL=239 ID=11536 TCP DPT=1433 WINDOW=1024 SYN
2020-02-02 04:24:55
141.77.145.45 attackspam
...
2020-02-02 04:39:15
129.126.243.173 attack
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2020-02-02 04:33:04
141.98.81.38 attack
Invalid user ubnt from 141.98.81.38 port 40469
2020-02-02 04:37:21
124.123.119.34 attack
Honeypot attack, port: 445, PTR: broadband.actcorp.in.
2020-02-02 04:36:31

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