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 <<>> 104.16.21.11
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 57500
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;104.16.21.11.			IN	A

;; AUTHORITY SECTION:
.			534	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022031801 1800 900 604800 86400

;; Query time: 18 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Mar 19 09:18:55 CST 2022
;; MSG SIZE  rcvd: 105
Host info
Host 11.21.16.104.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 11.21.16.104.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
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SIP/5060 Probe, BF, Hack -
2020-03-25 19:00:57
162.210.242.58 attackspambots
Telnet/23 MH Probe, Scan, BF, Hack -
2020-03-25 18:47:34
87.251.74.13 attackspam
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2020-03-25 18:54:03
92.53.65.247 attackbots
360 packets to ports 3370 3371 3372 3373 3374 3375 3376 3377 3378 3379 3380 3381 3382 3383 3384 3385 3386 3387 3388 3390 3391 3392 3393 3394 3395 3396 3397 3398 3399 3400 3401 3402 3403 3404 3405 3406 3407 3408 3409 3410
2020-03-25 18:52:01
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SIP/5060 Probe, BF, Hack -
2020-03-25 19:00:39
194.26.29.110 attackspam
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2020-03-25 19:23:00
194.26.29.112 attack
Mar 25 11:40:32 debian-2gb-nbg1-2 kernel: \[7391912.290905\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:0e:18:f4:d2:74:7f:6e:37:e3:08:00 SRC=194.26.29.112 DST=195.201.40.59 LEN=40 TOS=0x00 PREC=0x00 TTL=241 ID=9915 PROTO=TCP SPT=50721 DPT=33940 WINDOW=1024 RES=0x00 SYN URGP=0
2020-03-25 19:22:34
51.91.69.20 attack
[portscan] tcp/3389 [MS RDP]
[scan/connect: 2 time(s)]
*(RWIN=1024)(03251034)
2020-03-25 19:05:53
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2020-03-25 18:38:57
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Telnet/23 MH Probe, Scan, BF, Hack -
2020-03-25 19:12:44
159.203.66.199 attackbotsspam
27486/tcp 31985/tcp 6063/tcp...
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53413/udp 53413/udp 53413/udp...
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2020-03-25 18:30:14
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2020-03-25 18:53:27
192.241.237.68 attack
SSH-bruteforce attempts
2020-03-25 19:29:32

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