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: Vietnam

Internet Service Provider: Vietnam Posts and Telecommunications Group

Hostname: unknown

Organization: Vietnam Posts and Telecommunications (VNPT)

Usage Type: unknown

Comments:
Type Details Datetime
attack
Aug  1 01:39:06 intra sshd\[10925\]: Invalid user jihye from 123.30.127.42Aug  1 01:39:08 intra sshd\[10925\]: Failed password for invalid user jihye from 123.30.127.42 port 53048 ssh2Aug  1 01:44:02 intra sshd\[10984\]: Invalid user oracle from 123.30.127.42Aug  1 01:44:04 intra sshd\[10984\]: Failed password for invalid user oracle from 123.30.127.42 port 47140 ssh2Aug  1 01:49:02 intra sshd\[11083\]: Invalid user sym from 123.30.127.42Aug  1 01:49:04 intra sshd\[11083\]: Failed password for invalid user sym from 123.30.127.42 port 41186 ssh2
...
2019-08-01 08:16:16
attack
Jul 24 14:09:27 meumeu sshd[11627]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.30.127.42 
Jul 24 14:09:29 meumeu sshd[11627]: Failed password for invalid user frappe from 123.30.127.42 port 57312 ssh2
Jul 24 14:15:02 meumeu sshd[4790]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.30.127.42 
...
2019-07-24 20:28:11
attack
Mar  2 20:54:56 vtv3 sshd\[9066\]: Invalid user hn from 123.30.127.42 port 54670
Mar  2 20:54:56 vtv3 sshd\[9066\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.30.127.42
Mar  2 20:54:57 vtv3 sshd\[9066\]: Failed password for invalid user hn from 123.30.127.42 port 54670 ssh2
Mar  2 21:04:08 vtv3 sshd\[12864\]: Invalid user lr from 123.30.127.42 port 32956
Mar  2 21:04:08 vtv3 sshd\[12864\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.30.127.42
Mar  4 17:39:53 vtv3 sshd\[2830\]: Invalid user jiong from 123.30.127.42 port 56638
Mar  4 17:39:53 vtv3 sshd\[2830\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.30.127.42
Mar  4 17:39:55 vtv3 sshd\[2830\]: Failed password for invalid user jiong from 123.30.127.42 port 56638 ssh2
Mar  4 17:48:19 vtv3 sshd\[6228\]: Invalid user phonevphone. from 123.30.127.42 port 34416
Mar  4 17:48:19 vtv3 sshd\[6228\]: pam_unix\(sshd:
2019-07-24 06:46:59
attack
Jun 29 01:09:35 rpi sshd\[2067\]: Invalid user server from 123.30.127.42 port 52190
Jun 29 01:09:35 rpi sshd\[2067\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=123.30.127.42
Jun 29 01:09:36 rpi sshd\[2067\]: Failed password for invalid user server from 123.30.127.42 port 52190 ssh2
2019-06-29 14:42:29
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
b
Dig info:

; <<>> DiG 9.10.3-P4-Ubuntu <<>> 123.30.127.42
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 50369
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1

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

;; AUTHORITY SECTION:
.			3597	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2019032802 1800 900 604800 86400

;; Query time: 140 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Mar 29 03:06:32 CST 2019
;; MSG SIZE  rcvd: 117

Host info
42.127.30.123.in-addr.arpa domain name pointer static.vnpt.vn.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
42.127.30.123.in-addr.arpa	name = static.vnpt.vn.

Authoritative answers can be found from:

Related IP info:
Related comments:
IP Type Details Datetime
115.149.129.60 attack
Unauthorized connection attempt detected from IP address 115.149.129.60 to port 445 [T]
2020-01-15 23:59:56
110.251.192.126 attackbotsspam
Unauthorized connection attempt detected from IP address 110.251.192.126 to port 23 [J]
2020-01-16 00:03:52
14.160.24.32 attackbots
Unauthorized connection attempt detected from IP address 14.160.24.32 to port 2220 [J]
2020-01-15 23:39:27
112.9.163.142 attack
Unauthorized connection attempt detected from IP address 112.9.163.142 to port 23 [J]
2020-01-16 00:02:07
185.100.87.247 attack
Unauthorized connection attempt detected from IP address 185.100.87.247 to port 1725 [T]
2020-01-15 23:47:18
37.49.225.166 attack
Unauthorized connection attempt detected from IP address 37.49.225.166 to port 81 [J]
2020-01-15 23:37:43
182.52.25.98 attackbotsspam
Unauthorized connection attempt detected from IP address 182.52.25.98 to port 9090 [T]
2020-01-15 23:50:14
27.2.251.25 attackbots
Unauthorized connection attempt detected from IP address 27.2.251.25 to port 445 [T]
2020-01-16 00:10:36
182.155.38.207 attackbots
Unauthorized connection attempt detected from IP address 182.155.38.207 to port 5555 [T]
2020-01-15 23:49:12
223.204.70.14 attackspambots
Unauthorized connection attempt detected from IP address 223.204.70.14 to port 9090 [T]
2020-01-15 23:42:14
47.106.81.224 attack
Unauthorized connection attempt detected from IP address 47.106.81.224 to port 7001 [T]
2020-01-16 00:07:23
42.81.122.86 attackbotsspam
01/15/2020-17:07:42.624603 42.81.122.86 Protocol: 6 ET CINS Active Threat Intelligence Poor Reputation IP group 41
2020-01-16 00:10:01
183.88.252.5 attackspambots
Unauthorized connection attempt detected from IP address 183.88.252.5 to port 3389 [T]
2020-01-15 23:47:49
61.182.233.134 attack
Unauthorized connection attempt detected from IP address 61.182.233.134 to port 23 [J]
2020-01-15 23:31:05
219.128.144.240 attackbotsspam
Unauthorized connection attempt detected from IP address 219.128.144.240 to port 445 [T]
2020-01-15 23:45:36

Recently Reported IPs

68.183.115.83 156.219.55.40 41.71.77.165 39.114.10.69
96.43.141.36 51.254.123.127 207.154.229.50 154.236.162.39
145.239.117.127 89.43.6.114 41.159.18.20 193.112.143.141
80.103.119.235 190.134.248.117 37.57.34.135 118.25.61.147
54.37.208.191 191.83.1.170 172.217.192.26 112.226.19.18