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 of America (the)

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:
b
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 21.135.81.203
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 58475
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;21.135.81.203.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2025012400 1800 900 604800 86400

;; Query time: 59 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Sat Jan 25 00:42:18 CST 2025
;; MSG SIZE  rcvd: 106
Host info
Host 203.81.135.21.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 203.81.135.21.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
185.153.199.2 attackspam
Oct  1 06:22:32 mc1 kernel: \[1190174.910702\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.153.199.2 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=32796 PROTO=TCP SPT=54181 DPT=8088 WINDOW=1024 RES=0x00 SYN URGP=0 
Oct  1 06:27:53 mc1 kernel: \[1190496.212350\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.153.199.2 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=29795 PROTO=TCP SPT=54181 DPT=19999 WINDOW=1024 RES=0x00 SYN URGP=0 
Oct  1 06:29:45 mc1 kernel: \[1190608.427520\] \[UFW BLOCK\] IN=eth0 OUT= MAC=96:00:00:11:a9:7b:d2:74:7f:6e:37:e3:08:00 SRC=185.153.199.2 DST=159.69.205.51 LEN=40 TOS=0x00 PREC=0x00 TTL=243 ID=64916 PROTO=TCP SPT=54181 DPT=9010 WINDOW=1024 RES=0x00 SYN URGP=0 
...
2019-10-01 14:18:56
59.126.149.196 attackbotsspam
Oct  1 06:52:48 www5 sshd\[64087\]: Invalid user stewart from 59.126.149.196
Oct  1 06:52:48 www5 sshd\[64087\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=59.126.149.196
Oct  1 06:52:50 www5 sshd\[64087\]: Failed password for invalid user stewart from 59.126.149.196 port 52028 ssh2
...
2019-10-01 13:58:45
222.186.175.154 attackbots
2019-10-01T05:49:09.758956shield sshd\[27534\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.175.154  user=root
2019-10-01T05:49:11.870479shield sshd\[27534\]: Failed password for root from 222.186.175.154 port 52572 ssh2
2019-10-01T05:49:16.266794shield sshd\[27534\]: Failed password for root from 222.186.175.154 port 52572 ssh2
2019-10-01T05:49:20.211717shield sshd\[27534\]: Failed password for root from 222.186.175.154 port 52572 ssh2
2019-10-01T05:49:25.039788shield sshd\[27534\]: Failed password for root from 222.186.175.154 port 52572 ssh2
2019-10-01 13:51:48
80.229.37.119 attack
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/80.229.37.119/ 
 GB - 1H : (125)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : GB 
 NAME ASN : ASN6871 
 
 IP : 80.229.37.119 
 
 CIDR : 80.229.0.0/16 
 
 PREFIX COUNT : 71 
 
 UNIQUE IP COUNT : 1876224 
 
 
 WYKRYTE ATAKI Z ASN6871 :  
  1H - 2 
  3H - 3 
  6H - 3 
 12H - 4 
 24H - 4 
 
 DateTime : 2019-10-01 05:53:01 
 
 INFO : Port MAX SCAN Scan Detected and Blocked by ADMIN  - data recovery
2019-10-01 13:55:07
149.202.206.206 attack
Oct  1 07:55:39 MK-Soft-VM5 sshd[13912]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=149.202.206.206 
Oct  1 07:55:41 MK-Soft-VM5 sshd[13912]: Failed password for invalid user scaner from 149.202.206.206 port 56912 ssh2
...
2019-10-01 14:07:58
86.101.56.141 attack
Oct  1 07:06:20 vps01 sshd[32751]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=86.101.56.141
Oct  1 07:06:22 vps01 sshd[32751]: Failed password for invalid user bofinet from 86.101.56.141 port 41768 ssh2
2019-10-01 13:49:52
1.203.115.141 attack
Oct  1 06:57:17 h2177944 sshd\[30815\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.203.115.141
Oct  1 06:57:18 h2177944 sshd\[30815\]: Failed password for invalid user bf from 1.203.115.141 port 39359 ssh2
Oct  1 07:58:13 h2177944 sshd\[880\]: Invalid user linux from 1.203.115.141 port 46726
Oct  1 07:58:13 h2177944 sshd\[880\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=1.203.115.141
...
2019-10-01 14:02:36
83.252.175.1 attackspam
Oct  1 01:15:33 xtremcommunity sshd\[54273\]: Invalid user dbps from 83.252.175.1 port 37156
Oct  1 01:15:33 xtremcommunity sshd\[54273\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.252.175.1
Oct  1 01:15:35 xtremcommunity sshd\[54273\]: Failed password for invalid user dbps from 83.252.175.1 port 37156 ssh2
Oct  1 01:20:01 xtremcommunity sshd\[54913\]: Invalid user admin from 83.252.175.1 port 49344
Oct  1 01:20:01 xtremcommunity sshd\[54913\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=83.252.175.1
...
2019-10-01 14:22:53
106.13.32.70 attackspambots
Aug 24 03:40:47 vtv3 sshd\[6739\]: Invalid user colorado from 106.13.32.70 port 33172
Aug 24 03:40:47 vtv3 sshd\[6739\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.32.70
Aug 24 03:40:49 vtv3 sshd\[6739\]: Failed password for invalid user colorado from 106.13.32.70 port 33172 ssh2
Aug 24 03:42:53 vtv3 sshd\[7540\]: Invalid user publisher from 106.13.32.70 port 33162
Aug 24 03:42:53 vtv3 sshd\[7540\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.32.70
Aug 24 03:54:06 vtv3 sshd\[13841\]: Invalid user geidy from 106.13.32.70 port 35712
Aug 24 03:54:06 vtv3 sshd\[13841\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=106.13.32.70
Aug 24 03:54:08 vtv3 sshd\[13841\]: Failed password for invalid user geidy from 106.13.32.70 port 35712 ssh2
Aug 24 03:56:02 vtv3 sshd\[15022\]: Invalid user gnuhealth from 106.13.32.70 port 36058
Aug 24 03:56:02 vtv3 sshd\[15022\]: pam_u
2019-10-01 14:20:18
86.102.88.242 attackbotsspam
Oct  1 07:00:31 SilenceServices sshd[22469]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=86.102.88.242
Oct  1 07:00:33 SilenceServices sshd[22469]: Failed password for invalid user ts3server from 86.102.88.242 port 48334 ssh2
Oct  1 07:05:29 SilenceServices sshd[23797]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=86.102.88.242
2019-10-01 13:46:16
2400:6180:0:d0::34:2001 attack
xmlrpc attack
2019-10-01 14:02:20
82.196.3.212 attackbotsspam
xmlrpc attack
2019-10-01 13:50:59
51.255.39.143 attackbotsspam
Oct  1 02:16:37 plusreed sshd[17654]: Invalid user user from 51.255.39.143
...
2019-10-01 14:24:39
148.72.208.74 attackspambots
Sep 30 19:43:02 kapalua sshd\[28295\]: Invalid user User from 148.72.208.74
Sep 30 19:43:02 kapalua sshd\[28295\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip-148-72-208-74.ip.secureserver.net
Sep 30 19:43:04 kapalua sshd\[28295\]: Failed password for invalid user User from 148.72.208.74 port 44048 ssh2
Sep 30 19:47:36 kapalua sshd\[28728\]: Invalid user gy from 148.72.208.74
Sep 30 19:47:36 kapalua sshd\[28728\]: pam_unix\(sshd:auth\): authentication failure\; logname= uid=0 euid=0 tty=ssh ruser= rhost=ip-148-72-208-74.ip.secureserver.net
2019-10-01 14:15:55
94.130.38.2 attackbotsspam
IP Ban Report : https://help-dysk.pl/wordpress-firewall-plugins/ip/94.130.38.2/ 
 DE - 1H : (189)  
 Protection Against DDoS WordPress plugin :  
 "odzyskiwanie danych help-dysk" 
 IP Address Ranges by Country : DE 
 NAME ASN : ASN24940 
 
 IP : 94.130.38.2 
 
 CIDR : 94.130.0.0/16 
 
 PREFIX COUNT : 70 
 
 UNIQUE IP COUNT : 1779712 
 
 
 WYKRYTE ATAKI Z ASN24940 :  
  1H - 1 
  3H - 4 
  6H - 6 
 12H - 9 
 24H - 11 
 
 DateTime : 2019-10-01 05:53:31 
 
 INFO : Port MAX SCAN Scan Detected and Blocked by ADMIN  - data recovery
2019-10-01 13:29:18

Recently Reported IPs

7.129.181.177 82.204.205.65 77.114.249.44 190.179.223.224
226.204.96.92 46.254.105.47 26.215.117.162 97.185.68.131
192.106.213.86 96.194.142.100 135.248.190.64 152.81.84.23
23.3.131.146 69.149.118.55 185.245.172.178 36.40.17.147
47.109.0.3 203.148.12.10 60.152.114.36 248.187.226.7