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: Shanghai

Region: Shanghai

Country: China

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 <<>> 103.21.138.157
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 24934
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;103.21.138.157.			IN	A

;; AUTHORITY SECTION:
.			471	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2020070701 1800 900 604800 86400

;; Query time: 103 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Jul 08 08:09:07 CST 2020
;; MSG SIZE  rcvd: 118
Host info
Host 157.138.21.103.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 157.138.21.103.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
90.150.52.45 attackbotsspam
proto=tcp  .  spt=55392  .  dpt=25  .     (Found on   Blocklist de  Nov 01)     (669)
2019-11-02 06:22:05
176.120.202.239 attackbots
postfix (unknown user, SPF fail or relay access denied)
2019-11-02 06:38:22
79.188.68.90 attack
Nov  1 22:40:04 lnxded63 sshd[30203]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=79.188.68.90
2019-11-02 06:27:52
222.86.159.208 attackbotsspam
SSH Bruteforce attack
2019-11-02 06:14:50
178.62.194.63 attackbots
Nov  1 12:29:04 hanapaa sshd\[1655\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.194.63  user=root
Nov  1 12:29:06 hanapaa sshd\[1655\]: Failed password for root from 178.62.194.63 port 33212 ssh2
Nov  1 12:32:48 hanapaa sshd\[1948\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.194.63  user=root
Nov  1 12:32:50 hanapaa sshd\[1948\]: Failed password for root from 178.62.194.63 port 47738 ssh2
Nov  1 12:36:33 hanapaa sshd\[2242\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.194.63  user=root
2019-11-02 06:36:52
178.62.54.233 attack
Nov  1 20:58:04 ovpn sshd\[8597\]: Invalid user eugenia from 178.62.54.233
Nov  1 20:58:04 ovpn sshd\[8597\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.54.233
Nov  1 20:58:06 ovpn sshd\[8597\]: Failed password for invalid user eugenia from 178.62.54.233 port 39017 ssh2
Nov  1 21:20:24 ovpn sshd\[13577\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=178.62.54.233  user=root
Nov  1 21:20:27 ovpn sshd\[13577\]: Failed password for root from 178.62.54.233 port 52894 ssh2
2019-11-02 06:30:17
213.6.239.134 attackspam
proto=tcp  .  spt=54103  .  dpt=25  .     (Found on   Blocklist de  Nov 01)     (663)
2019-11-02 06:36:40
178.93.15.5 attack
23/tcp
[2019-11-01]1pkt
2019-11-02 06:21:06
110.150.88.91 attackspam
Automatic report - Port Scan Attack
2019-11-02 06:47:25
183.95.16.231 attackbotsspam
23/tcp
[2019-11-01]1pkt
2019-11-02 06:17:42
85.126.97.144 attackbots
Automatic report - Port Scan Attack
2019-11-02 06:13:11
165.231.248.59 attackbotsspam
Automatic report - Banned IP Access
2019-11-02 06:11:33
217.182.197.8 attackbots
\[2019-11-01 17:47:00\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-01T17:47:00.656-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="18105078510408",SessionID="0x7fdf2c3e6778",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/217.182.197.8/65281",ACLName="no_extension_match"
\[2019-11-01 17:50:15\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-01T17:50:15.633-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="18205078510408",SessionID="0x7fdf2c62c4c8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/217.182.197.8/56943",ACLName="no_extension_match"
\[2019-11-01 17:53:22\] SECURITY\[2634\] res_security_log.c: SecurityEvent="FailedACL",EventTV="2019-11-01T17:53:22.218-0400",Severity="Error",Service="SIP",EventVersion="1",AccountID="18305078510408",SessionID="0x7fdf2c3f5928",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/217.182.197.8/50695",ACLName="no_extens
2019-11-02 06:44:19
133.130.89.115 attackspam
2019-11-01T20:22:05.071943abusebot-5.cloudsearch.cf sshd\[15765\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=v133-130-89-115.a01e.g.tyo1.static.cnode.io  user=root
2019-11-02 06:29:52
170.210.60.30 attackspam
'Fail2Ban'
2019-11-02 06:31:38

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