JavaScript is disabled. Some features of this site may not work properly. For a smoother experience, please enable JavaScript in your browser settings.

AbuseIPDB » 165.21.103.90

165.21.103.90 was found in our database!

This IP was reported 30 times. Confidence of Abuse is 16%: ?

16%

ISP	SingNET PTE LTD
Usage Type	Fixed Line ISP
ASN	AS3758
Domain Name	singtel.com
Country	🇸🇬 Singapore
City	Singapore

IP info including ISP, Usage Type, and Location provided by IPInfo. Updated weekly.

Report 165.21.103.90

Whois 165.21.103.90

IP Abuse Reports for 165.21.103.90:

This IP address has been reported a total of 30 times from 9 distinct sources. 165.21.103.90 was first reported on July 18th 2021, and the most recent report was 12 hours ago.

Recent Reports: We have received reports of abusive activity from this IP address within the last week. It is potentially still actively engaged in abusive activities.

Reporter	IoA Timestamp (UTC)	Comment	Categories
🇩🇪 moretrix	2026-06-15 07:30:25 (12 hours ago)	2026-06-15T09:30:24.856774+02:00 ieyasu.moretrix.com named[1509]: client @0x7fc83b820c00 165.21.103. ... show more 2026-06-15T09:30:24.856774+02:00 ieyasu.moretrix.com named[1509]: client @0x7fc83b820c00 165.21.103.90#9094 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇿🇦 rb-sys	2026-05-19 07:22:29 (3 weeks ago)	2026-05-19T07:22:29.365120+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb: ... show more 2026-05-19T07:22:29.365120+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb:d3:b1:0a:77:08:00 SRC=165.21.103.90 DST=102.214.10.82 LEN=60 TOS=0x00 PREC=0x00 TTL=44 ID=59100 DF PROTO=TCP SPT=57774 DPT=53 WINDOW=42340 RES=0x00 SYN URGP=0 ... show less	Port Scan
🇿🇦 rb-sys	2026-05-18 07:18:57 (4 weeks ago)	2026-05-18T07:18:57.666139+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb: ... show more 2026-05-18T07:18:57.666139+00:00 rbdns kernel: [UFW BLOCK] IN=eth0 OUT= MAC=bc:24:11:65:b4:ae:e8:eb:d3:b1:0a:77:08:00 SRC=165.21.103.90 DST=102.214.10.82 LEN=69 TOS=0x00 PREC=0x00 TTL=42 ID=28362 DF PROTO=UDP SPT=51580 DPT=53 LEN=49 ... show less	Port Scan
🇩🇰 SaltySoftworks	2026-05-17 04:52:46 (4 weeks ago)	2026-05-17T04:52:33.582837+00:00 kernel: TCP Attack: SRC=165.21.103.90 DST=[Masked] LEN=40 TOS=0x00 ... show more 2026-05-17T04:52:33.582837+00:00 kernel: TCP Attack: SRC=165.21.103.90 DST=[Masked] LEN=40 TOS=0x00 PREC=0x00 TTL=242 DF PROTO=TCP SPT=59836 DPT=53 WINDOW=0 RES=0x00 ACK RST URGP=0 show less	Hacking Bad Web Bot Web App Attack
🇩🇪 moretrix	2026-05-10 00:13:47 (1 month ago)	2026-05-10T02:13:43.045522+02:00 ieyasu.moretrix.com named[1361]: client @0x7fc1f11fac00 165.21.103. ... show more 2026-05-10T02:13:43.045522+02:00 ieyasu.moretrix.com named[1361]: client @0x7fc1f11fac00 165.21.103.90#9727 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-05-10T02:13:46.648511+02:00 ieyasu.moretrix.com named[1361]: client @0x7fc1fa658800 165.21.103.90#59532 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇩🇪 moretrix	2026-05-09 12:13:29 (1 month ago)	2026-05-09T14:13:26.116161+02:00 ieyasu.moretrix.com named[1361]: client @0x7fc1f6c1b800 165.21.103. ... show more 2026-05-09T14:13:26.116161+02:00 ieyasu.moretrix.com named[1361]: client @0x7fc1f6c1b800 165.21.103.90#10907 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-05-09T14:13:26.360544+02:00 ieyasu.moretrix.com named[1361]: client @0x7fc1f0f7f800 165.21.103.90#64050 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-05-09T14:13:27.812276+02:00 ieyasu.moretrix.com named[1361]: client @0x7fc20018c400 165.21.103.90#43089 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇩🇪 moretrix	2026-04-03 20:38:55 (2 months ago)	2026-04-03T22:38:53.674514+02:00 ieyasu.moretrix.com named[1928]: client @0x7fd27a44e800 165.21.103. ... show more 2026-04-03T22:38:53.674514+02:00 ieyasu.moretrix.com named[1928]: client @0x7fd27a44e800 165.21.103.90#43972 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-04-03T22:38:55.372287+02:00 ieyasu.moretrix.com named[1928]: client @0x7fd2722c1c00 165.21.103.90#15235 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇩🇪 moretrix	2026-04-03 00:38:09 (2 months ago)	2026-04-03T02:38:05.208359+02:00 ieyasu.moretrix.com named[1928]: client @0x7fd271eb3800 165.21.103. ... show more 2026-04-03T02:38:05.208359+02:00 ieyasu.moretrix.com named[1928]: client @0x7fd271eb3800 165.21.103.90#55719 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-04-03T02:38:05.824523+02:00 ieyasu.moretrix.com named[1928]: client @0x7fd27705b000 165.21.103.90#62998 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-04-03T02:38:08.590196+02:00 ieyasu.moretrix.com named[1928]: client @0x7fd2722c1c00 165.21.103.90#52681 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇩🇪 moretrix	2026-03-24 14:29:10 (2 months ago)	2026-03-24T15:29:09.582481+01:00 ieyasu.moretrix.com named[1749]: client @0x7fbe5ddddc00 165.21.103. ... show more 2026-03-24T15:29:09.582481+01:00 ieyasu.moretrix.com named[1749]: client @0x7fbe5ddddc00 165.21.103.90#39983 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-03-24T15:29:10.332900+01:00 ieyasu.moretrix.com named[1749]: client @0x7fbe5e31a000 165.21.103.90#28607 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇩🇪 moretrix	2026-03-23 10:28:12 (2 months ago)	2026-03-23T11:28:05.613592+01:00 ieyasu.moretrix.com named[1749]: client @0x7fbe5e039400 165.21.103. ... show more 2026-03-23T11:28:05.613592+01:00 ieyasu.moretrix.com named[1749]: client @0x7fbe5e039400 165.21.103.90#31570 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-03-23T11:28:08.760875+01:00 ieyasu.moretrix.com named[1749]: client @0x7fbe64685c00 165.21.103.90#30604 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-03-23T11:28:11.403788+01:00 ieyasu.moretrix.com named[1749]: client @0x7fbe6807a000 165.21.103.90#9314 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇩🇪 moretrix	2026-03-09 08:21:13 (3 months ago)	2026-03-09T09:21:10.533902+01:00 ieyasu.moretrix.com named[1123]: client @0x7fb45a03d800 165.21.103. ... show more 2026-03-09T09:21:10.533902+01:00 ieyasu.moretrix.com named[1123]: client @0x7fb45a03d800 165.21.103.90#5855 (hasseltcongo.worldshake.org): view external: query (cache) 'hasseltcongo.worldshake.org/TXT/IN' denied (allow-query-cache did not match) 2026-03-09T09:21:13.047333+01:00 ieyasu.moretrix.com named[1123]: client @0x7fb4495ae400 165.21.103.90#32156 (hasseltcongo.worldshake.org): view external: query (cache) 'hasseltcongo.worldshake.org/TXT/IN' denied (allow-query-cache did not match) 2026-03-09T09:21:13.379527+01:00 ieyasu.moretrix.com named[1123]: client @0x7fb450848800 165.21.103.90#34930 (hasseltcongo.worldshake.org): view external: query (cache) 'hasseltcongo.worldshake.org/TXT/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇩🇰 SaltySoftworks	2026-02-22 05:29:04 (3 months ago)	2026-02-22T05:28:50.375485+00:00 kernel: TCP Attack: SRC=165.21.103.90 DST=[Masked] LEN=40 TOS=0x00 ... show more 2026-02-22T05:28:50.375485+00:00 kernel: TCP Attack: SRC=165.21.103.90 DST=[Masked] LEN=40 TOS=0x00 PREC=0x00 TTL=244 DF PROTO=TCP SPT=49796 DPT=53 WINDOW=0 RES=0x00 ACK RST URGP=0 show less	Hacking Bad Web Bot Web App Attack
🇩🇪 moretrix	2026-02-14 06:56:12 (4 months ago)	2026-02-14T07:56:10.979555+01:00 ieyasu.moretrix.com named[89694]: client @0x7f75ce647800 165.21.103 ... show more 2026-02-14T07:56:10.979555+01:00 ieyasu.moretrix.com named[89694]: client @0x7f75ce647800 165.21.103.90#59715 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-02-14T07:56:11.071900+01:00 ieyasu.moretrix.com named[89694]: client @0x7f75ce40f000 165.21.103.90#20959 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) 2026-02-14T07:56:11.829897+01:00 ieyasu.moretrix.com named[89694]: client @0x7f75cee29000 165.21.103.90#42676 (worldshake.org): view external: query (cache) 'worldshake.org/A/IN' denied (allow-query-cache did not match) ... show less	Brute-Force
🇺🇸 xmission.com	2026-02-12 10:34:44 (4 months ago)	Blocked by UFW (TCP on 53) Source port: 48958 TTL: 244 Packet length: 40 TOS: 0x00 This report (for ... show more Blocked by UFW (TCP on 53) Source port: 48958 TTL: 244 Packet length: 40 TOS: 0x00 This report (for 165.21.103.90) was generated by: https://github.com/sefinek/UFW-AbuseIPDB-Reporter show less	DNS Compromise DNS Poisoning Port Scan
🇩🇪 moretrix	2026-02-03 22:31:00 (4 months ago)	2026-02-03T23:30:59.632045+01:00 ieyasu.moretrix.com named[142514]: client @0x7ff8d4e0ac00 165.21.10 ... show more 2026-02-03T23:30:59.632045+01:00 ieyasu.moretrix.com named[142514]: client @0x7ff8d4e0ac00 165.21.103.90#19510 (hasseltcongo.worldshake.org): view external: query (cache) 'hasseltcongo.worldshake.org/CNAME/IN' denied (allow-query-cache did not match) 2026-02-03T23:30:59.791202+01:00 ieyasu.moretrix.com named[142514]: client @0x7ff8dd971000 165.21.103.90#61958 (hasseltcongo.worldshake.org): view external: query (cache) 'hasseltcongo.worldshake.org/CNAME/IN' denied (allow-query-cache did not match) 2026-02-03T23:30:59.945024+01:00 ieyasu.moretrix.com named[142514]: client @0x7ff8db3f2800 165.21.103.90#59533 (hasseltcongo.worldshake.org): view external: query (cache) 'hasseltcongo.worldshake.org/CNAME/IN' denied (allow-query-cache did not match) ... show less	Brute-Force

Showing 1 to 15 of 30 reports

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown 🚩

Recently Reported IPs:

🇻🇳 103.69.85.56

🇻🇳 103.69.85.10

🇷🇴 80.94.92.165

🇺🇸 74.208.140.41

🇺🇸 35.225.93.214

🇮🇷 204.18.158.77

🇮🇹 185.31.65.66

🇵🇰 153.117.37.208

🇭🇰 129.226.130.14

🇮🇳 103.62.236.93

🇫🇷 91.173.135.130

🇺🇸 66.132.172.200

🇨🇳 58.47.122.82

🇺🇸 216.25.89.82

🇰🇪 197.248.147.165

🇦🇷 186.57.3.137

🇧🇷 177.85.247.230

🇵🇰 119.73.110.17

🇨🇳 116.204.109.164

🇨🇳 116.16.246.44