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: AT&T

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 <<>> 75.21.170.139
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 13534
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;75.21.170.139.			IN	A

;; AUTHORITY SECTION:
.			280	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2022030501 1800 900 604800 86400

;; Query time: 23 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Mar 06 01:43:35 CST 2022
;; MSG SIZE  rcvd: 106
Host info
139.170.21.75.in-addr.arpa domain name pointer adsl-75-21-170-139.dsl.sgnwmi.sbcglobal.net.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
139.170.21.75.in-addr.arpa	name = adsl-75-21-170-139.dsl.sgnwmi.sbcglobal.net.

Authoritative answers can be found from:
Related IP info:
Related comments:
IP Type Details Datetime
185.105.237.31 attackspam
[portscan] tcp/1433 [MsSQL]
*(RWIN=1024)(12281307)
2019-12-28 22:10:09
185.53.88.97 attack
\[2019-12-28 06:08:38\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-28T06:08:38.606-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="25011972599924215",SessionID="0x7f0fb4055b08",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.53.88.97/52014",ACLName="no_extension_match"
\[2019-12-28 06:08:58\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-28T06:08:58.339-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="2810972595168471",SessionID="0x7f0fb43ff028",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.53.88.97/50521",ACLName="no_extension_match"
\[2019-12-28 06:09:37\] SECURITY\[2857\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-12-28T06:09:37.826-0500",Severity="Error",Service="SIP",EventVersion="1",AccountID="26011972599924215",SessionID="0x7f0fb43ff028",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/185.53.88.97/52996",ACLName="no_e
2019-12-28 21:36:55
52.27.183.180 attackspam
Unauthorized connection attempt detected from IP address 52.27.183.180 to port 8081
2019-12-28 22:11:17
47.100.111.30 attack
(Dec 28)  LEN=40 TTL=47 ID=40367 TCP DPT=8080 WINDOW=44181 SYN 
 (Dec 28)  LEN=40 TTL=47 ID=21110 TCP DPT=8080 WINDOW=44181 SYN 
 (Dec 27)  LEN=40 TTL=47 ID=32735 TCP DPT=8080 WINDOW=44181 SYN 
 (Dec 25)  LEN=40 TTL=47 ID=23911 TCP DPT=8080 WINDOW=44181 SYN 
 (Dec 25)  LEN=40 TTL=47 ID=11776 TCP DPT=8080 WINDOW=44181 SYN 
 (Dec 25)  LEN=40 TTL=47 ID=53379 TCP DPT=8080 WINDOW=17860 SYN 
 (Dec 24)  LEN=40 TTL=47 ID=26171 TCP DPT=8080 WINDOW=17860 SYN 
 (Dec 24)  LEN=40 TTL=47 ID=43980 TCP DPT=8080 WINDOW=17860 SYN 
 (Dec 24)  LEN=40 TTL=47 ID=9377 TCP DPT=8080 WINDOW=44181 SYN 
 (Dec 24)  LEN=40 TTL=47 ID=54860 TCP DPT=8080 WINDOW=44181 SYN 
 (Dec 23)  LEN=40 TTL=47 ID=35670 TCP DPT=8080 WINDOW=17860 SYN 
 (Dec 23)  LEN=40 TTL=47 ID=56182 TCP DPT=8080 WINDOW=17860 SYN 
 (Dec 22)  LEN=40 TTL=47 ID=4196 TCP DPT=8080 WINDOW=44181 SYN
2019-12-28 21:41:14
185.164.72.217 attack
proto=tcp  .  spt=42146  .  dpt=3389  .  src=185.164.72.217  .  dst=xx.xx.4.1  .     (Listed on    rbldns-ru also zen-spamhaus and abuseat-org)     (553)
2019-12-28 21:30:34
49.207.141.163 attackspambots
Attempt to attack host OS, exploiting network vulnerabilities, on 28-12-2019 07:50:09.
2019-12-28 22:00:10
106.12.13.247 attackbots
Dec 28 09:07:23 serwer sshd\[11979\]: Invalid user zut from 106.12.13.247 port 41850
Dec 28 09:07:23 serwer sshd\[11979\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.13.247
Dec 28 09:07:25 serwer sshd\[11979\]: Failed password for invalid user zut from 106.12.13.247 port 41850 ssh2
...
2019-12-28 21:51:59
162.62.17.226 attackspambots
firewall-block, port(s): 8999/tcp
2019-12-28 21:43:51
51.77.215.207 attack
fail2ban honeypot
2019-12-28 21:55:01
103.45.102.124 attack
Brute force attempt
2019-12-28 21:34:42
77.81.230.143 attackbots
2019-12-28T13:33:04.519775shield sshd\[18682\]: Invalid user ghirardi from 77.81.230.143 port 60316
2019-12-28T13:33:04.526270shield sshd\[18682\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.81.230.143
2019-12-28T13:33:06.500815shield sshd\[18682\]: Failed password for invalid user ghirardi from 77.81.230.143 port 60316 ssh2
2019-12-28T13:41:28.457429shield sshd\[20461\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=77.81.230.143  user=root
2019-12-28T13:41:29.955203shield sshd\[20461\]: Failed password for root from 77.81.230.143 port 58668 ssh2
2019-12-28 21:45:41
107.189.11.160 attackbots
Honeypot attack, port: 23, PTR: PTR record not found
2019-12-28 22:12:10
190.52.100.61 attackbotsspam
Honeypot attack, port: 445, PTR: PTR record not found
2019-12-28 22:02:28
129.204.11.222 attackbots
Dec 28 10:01:13 v22018086721571380 sshd[24230]: Failed password for invalid user www from 129.204.11.222 port 46620 ssh2
2019-12-28 21:59:17
140.143.200.251 attack
Dec 27 20:59:40 web9 sshd\[11564\]: Invalid user server from 140.143.200.251
Dec 27 20:59:40 web9 sshd\[11564\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.200.251
Dec 27 20:59:42 web9 sshd\[11564\]: Failed password for invalid user server from 140.143.200.251 port 38132 ssh2
Dec 27 21:03:56 web9 sshd\[12212\]: Invalid user hauen from 140.143.200.251
Dec 27 21:03:56 web9 sshd\[12212\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=140.143.200.251
2019-12-28 22:11:46

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