124.131.135.51

Basic Info

City: unknown

Region: unknown

Country: China

Internet Service Provider: China Unicom

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:

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Comments on same subnet:

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Whois info:

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '124.128.0.0 - 124.135.255.255'

% Abuse contact for '124.128.0.0 - 124.135.255.255' is 'hqs-ipabuse@chinaunicom.cn'

inetnum:        124.128.0.0 - 124.135.255.255
netname:        UNICOM-SD
descr:          China Unicom Shandong province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         DS95-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
remarks:        service provider
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-SD
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2023-10-21T03:34:28Z
source:         APNIC

irt:            IRT-CU-CN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
e-mail:         hqs-ipabuse@chinaunicom.cn
abuse-mailbox:  hqs-ipabuse@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
mnt-by:         MAINT-CNCGROUP
last-modified:  2026-08-19T00:57:22Z
source:         APNIC

role:           ABUSE CUCN
country:        ZZ
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
phone:          +000000000
e-mail:         hqs-ipabuse@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
nic-hdl:        AC1718-AP
remarks:        Generated from irt object IRT-CU-CN
remarks:        hqs-ipabuse@chinaunicom.cn was validated on 2026-08-19
abuse-mailbox:  hqs-ipabuse@chinaunicom.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-20T03:22:23Z
source:         APNIC

person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         hqs-ipabuse@chinaunicom.cn
address:        No.21,Jin-Rong Street
address:        Beijing,100033
address:        P.R.China
phone:          +86-10-66259764
fax-no:         +86-10-66259764
country:        CN
mnt-by:         MAINT-CNCGROUP
last-modified:  2017-08-17T06:13:16Z
source:         APNIC

person:         Data Communication Bureau Shandong
nic-hdl:        DS95-AP
e-mail:         ip@sdinfo.net
address:        No.77 Jingsan Road,Jinan,Shandong,P.R.China
phone:          +86-531-6052611
fax-no:         +86-531-6052414
country:        CN
mnt-by:         MAINT-CNCGROUP-SD
last-modified:  2008-09-04T07:29:49Z
source:         APNIC

% Information related to '124.128.0.0/13AS4837'

route:          124.128.0.0/13
descr:          CNC Group CHINA169 Shandong Province Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2008-09-04T07:54:45Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)

Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 124.131.135.51
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 37269
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;124.131.135.51.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026091300 1800 900 604800 86400

;; Query time: 7 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sun Sep 13 14:31:27 CST 2026
;; MSG SIZE  rcvd: 107

Host info

Host 51.135.131.124.in-addr.arpa. not found: 3(NXDOMAIN)

Nslookup info:

Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 51.135.131.124.in-addr.arpa: NXDOMAIN

Related IP info:

Related comments:

IP	Type	Details	Datetime
211.157.148.2	attackspam	50 failed attempt(s) in the last 24h	2019-11-13 07:19:33
78.186.45.97	attack	Automatic report - Banned IP Access	2019-11-13 07:29:52
124.42.117.243	attackspambots	Nov 13 00:14:33 MK-Soft-VM7 sshd[19413]: Failed password for root from 124.42.117.243 port 48244 ssh2 ...	2019-11-13 07:35:13
103.120.178.37	attackspam	kidness.de:80 103.120.178.37 - - \[12/Nov/2019:23:35:13 +0100\] "POST /xmlrpc.php HTTP/1.1" 301 439 "-" "WordPress/4.8.9\;" www.kidness.de 103.120.178.37 \[12/Nov/2019:23:35:14 +0100\] "POST /xmlrpc.php HTTP/1.1" 404 3992 "-" "WordPress/4.8.9\;"	2019-11-13 07:50:56
147.102.42.2	attackspambots	Nov 12 23:17:32 ip-172-31-62-245 sshd\[7404\]: Failed password for root from 147.102.42.2 port 55518 ssh2\ Nov 12 23:21:50 ip-172-31-62-245 sshd\[7416\]: Invalid user smbuser from 147.102.42.2\ Nov 12 23:21:53 ip-172-31-62-245 sshd\[7416\]: Failed password for invalid user smbuser from 147.102.42.2 port 60076 ssh2\ Nov 12 23:26:09 ip-172-31-62-245 sshd\[7427\]: Invalid user infosect from 147.102.42.2\ Nov 12 23:26:12 ip-172-31-62-245 sshd\[7427\]: Failed password for invalid user infosect from 147.102.42.2 port 36402 ssh2\	2019-11-13 07:31:13
123.206.90.149	attack	Nov 13 00:15:43 vps666546 sshd\[23021\]: Invalid user maddix from 123.206.90.149 port 56144 Nov 13 00:15:43 vps666546 sshd\[23021\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.90.149 Nov 13 00:15:45 vps666546 sshd\[23021\]: Failed password for invalid user maddix from 123.206.90.149 port 56144 ssh2 Nov 13 00:20:14 vps666546 sshd\[23202\]: Invalid user magnolia from 123.206.90.149 port 36354 Nov 13 00:20:14 vps666546 sshd\[23202\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.206.90.149 ...	2019-11-13 07:26:16
121.15.7.26	attackspambots	49 failed attempt(s) in the last 24h	2019-11-13 07:15:44
77.247.110.16	attackspambots	\[2019-11-12 18:11:08\] NOTICE\[2601\] chan_sip.c: Registration from '"104" \' failed for '77.247.110.16:5232' - Wrong password \[2019-11-12 18:11:08\] SECURITY\[2634\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-11-12T18:11:08.744-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="104",SessionID="0x7fdf2c4195a8",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.247.110.16/5232",Challenge="2409c305",ReceivedChallenge="2409c305",ReceivedHash="875eac244c0243b6742a6c8dac94243c" \[2019-11-12 18:11:08\] NOTICE\[2601\] chan_sip.c: Registration from '"104" \' failed for '77.247.110.16:5232' - Wrong password \[2019-11-12 18:11:08\] SECURITY\[2634\] res_security_log.c: SecurityEvent="InvalidPassword",EventTV="2019-11-12T18:11:08.862-0500",Severity="Error",Service="SIP",EventVersion="2",AccountID="104",SessionID="0x7fdf2c3f5928",LocalAddress="IPV4/UDP/192.168.244.6/5060",RemoteAddress="IPV4/UDP/77.2	2019-11-13 07:24:31
106.12.33.50	attackbotsspam	Nov 13 00:38:19 vps691689 sshd[7267]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.33.50 Nov 13 00:38:21 vps691689 sshd[7267]: Failed password for invalid user larkin from 106.12.33.50 port 39342 ssh2 Nov 13 00:42:38 vps691689 sshd[7356]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.12.33.50 ...	2019-11-13 07:44:30
78.128.113.121	attackspambots	Nov 12 21:45:03 heicom postfix/smtpd\[11077\]: warning: unknown\[78.128.113.121\]: SASL PLAIN authentication failed: authentication failure Nov 12 21:45:04 heicom postfix/smtpd\[11077\]: warning: unknown\[78.128.113.121\]: SASL PLAIN authentication failed: authentication failure Nov 12 21:45:58 heicom postfix/smtpd\[11077\]: warning: unknown\[78.128.113.121\]: SASL PLAIN authentication failed: authentication failure Nov 12 21:45:59 heicom postfix/smtpd\[11077\]: warning: unknown\[78.128.113.121\]: SASL PLAIN authentication failed: authentication failure Nov 12 23:24:17 heicom postfix/smtpd\[12982\]: warning: unknown\[78.128.113.121\]: SASL PLAIN authentication failed: authentication failure ...	2019-11-13 07:43:26
178.128.123.111	attack	Nov 13 00:19:18 dedicated sshd[27312]: Invalid user barnhill from 178.128.123.111 port 36398	2019-11-13 07:23:29
119.82.68.254	attackspam	Automatic report - Banned IP Access	2019-11-13 07:24:04
118.24.210.86	attackbots	51 failed attempt(s) in the last 24h	2019-11-13 07:32:59
181.221.192.113	attackspam	Nov 12 23:01:05 zeus sshd[17062]: Failed password for root from 181.221.192.113 port 49031 ssh2 Nov 12 23:05:56 zeus sshd[17126]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=181.221.192.113 Nov 12 23:05:59 zeus sshd[17126]: Failed password for invalid user goodmann from 181.221.192.113 port 39715 ssh2	2019-11-13 07:14:27
88.249.200.21	attackbotsspam	Fail2Ban Ban Triggered	2019-11-13 07:34:20

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