IP address


.500211.231.20.121
Shodan(more info)
Passive DNS
Tags: Scanner
IP blacklists
DataPlane TELNET login
211.231.20.121 is listed on the DataPlane TELNET login blacklist.

Description: DataPlane.org is a community-powered Internet data, feeds,<br>and measurement resource for operators, by operators. IPs trying<br>an unsolicited login via TELNET password authentication.
Type of feed: primary (feed detail page)

Last checked at: 2026-03-04 07:10:01.430000
Was present on blacklist at: 2026-01-06 19:10, 2026-01-06 23:10, 2026-01-07 03:10, 2026-01-07 07:10, 2026-01-07 11:10, 2026-01-07 15:10, 2026-01-07 19:10, 2026-01-07 23:10, 2026-01-08 03:10, 2026-01-08 07:10, 2026-01-08 11:10, 2026-01-08 15:10, 2026-01-08 19:10, 2026-01-08 23:10, 2026-01-09 03:10, 2026-01-09 07:10, 2026-01-09 11:10, 2026-01-09 15:10, 2026-01-09 19:10, 2026-01-09 23:10, 2026-01-10 03:10, 2026-01-10 07:10, 2026-01-10 11:10, 2026-01-10 15:10, 2026-01-10 19:10, 2026-01-10 23:10, 2026-01-11 03:10, 2026-01-11 07:10, 2026-01-11 11:10, 2026-01-11 15:10, 2026-01-11 19:10, 2026-01-11 23:10, 2026-01-12 03:10, 2026-01-12 07:10, 2026-01-12 11:10, 2026-01-12 15:10, 2026-01-12 19:10, 2026-01-12 23:10, 2026-01-13 03:10, 2026-01-13 07:10, 2026-01-13 11:10, 2026-01-13 15:10, 2026-01-13 19:10, 2026-01-13 23:10, 2026-01-14 03:10, 2026-01-14 07:10, 2026-01-14 11:10, 2026-01-14 15:10, 2026-01-14 19:10, 2026-01-14 23:10, 2026-01-15 03:10, 2026-01-15 07:10, 2026-01-15 11:10, 2026-01-15 15:10, 2026-01-15 19:10, 2026-01-15 23:10, 2026-01-16 03:10, 2026-01-16 07:10, 2026-01-16 11:10, 2026-01-16 15:10, 2026-01-16 19:10, 2026-01-16 23:10, 2026-01-17 03:10, 2026-01-17 07:10, 2026-01-17 11:10, 2026-01-17 15:10, 2026-01-17 19:10, 2026-01-17 23:10, 2026-01-18 03:10, 2026-01-18 07:10, 2026-01-18 11:10, 2026-01-18 15:10, 2026-01-18 19:10, 2026-01-18 23:10, 2026-01-19 03:10, 2026-01-19 07:10, 2026-01-19 11:10, 2026-01-19 15:10, 2026-01-19 19:10, 2026-01-19 23:10, 2026-01-20 03:10, 2026-01-20 07:10, 2026-01-20 11:10, 2026-01-20 15:10, 2026-01-20 19:10, 2026-01-20 23:10, 2026-01-21 03:10, 2026-01-21 07:10, 2026-01-21 11:10, 2026-01-21 15:10, 2026-01-21 19:10, 2026-01-21 23:10, 2026-01-22 03:10, 2026-01-22 07:10, 2026-01-22 11:10, 2026-01-22 15:10, 2026-01-22 19:10, 2026-01-22 23:10, 2026-01-23 03:10, 2026-01-23 07:10, 2026-01-23 11:10, 2026-01-23 15:10, 2026-01-23 19:10, 2026-01-23 23:10, 2026-01-24 03:10, 2026-01-24 07:10, 2026-01-24 11:10, 2026-01-24 15:10, 2026-01-24 19:10, 2026-01-24 23:10, 2026-01-25 03:10, 2026-01-25 07:10, 2026-01-25 11:10, 2026-01-25 15:10, 2026-01-25 19:10, 2026-01-25 23:10, 2026-01-26 03:10, 2026-01-26 07:10, 2026-01-26 11:10, 2026-01-26 15:10, 2026-01-26 19:10, 2026-01-26 23:10, 2026-01-27 03:10, 2026-01-27 07:10, 2026-01-27 11:10, 2026-01-27 15:10, 2026-01-27 19:10, 2026-01-27 23:10, 2026-01-28 03:10, 2026-01-28 07:10, 2026-01-28 11:10, 2026-01-28 15:10, 2026-01-28 19:10, 2026-01-28 23:10, 2026-01-29 03:10, 2026-01-29 07:10, 2026-01-29 11:10, 2026-01-29 15:10, 2026-01-29 19:10, 2026-01-29 23:10, 2026-01-30 03:10, 2026-01-30 07:10, 2026-01-30 11:10, 2026-01-30 15:10, 2026-01-30 19:10, 2026-01-30 23:10, 2026-01-31 03:10, 2026-01-31 07:10, 2026-01-31 11:10, 2026-01-31 15:10, 2026-01-31 19:10, 2026-01-31 23:10, 2026-02-01 03:10, 2026-02-01 07:10, 2026-02-01 11:10, 2026-02-01 15:10, 2026-02-01 19:10, 2026-02-01 23:10, 2026-02-02 03:10, 2026-02-02 07:10, 2026-02-02 11:10, 2026-02-02 15:11, 2026-02-02 19:10, 2026-02-02 23:10, 2026-02-03 03:10, 2026-02-03 07:10, 2026-02-03 11:10, 2026-02-03 15:10, 2026-02-03 19:10, 2026-02-03 23:10, 2026-02-04 03:10, 2026-02-04 07:10, 2026-02-04 11:10, 2026-02-04 15:10, 2026-02-04 19:10, 2026-02-04 23:10, 2026-02-05 03:10, 2026-02-05 07:10, 2026-02-05 11:10, 2026-02-05 15:10, 2026-02-05 19:10, 2026-02-05 23:10, 2026-02-06 03:10, 2026-02-06 07:10, 2026-02-06 11:10, 2026-02-06 15:10, 2026-02-06 19:10, 2026-02-06 23:10, 2026-02-07 03:10, 2026-02-07 07:10, 2026-02-07 11:10, 2026-02-07 15:10, 2026-02-07 19:10, 2026-02-07 23:10, 2026-02-08 03:10, 2026-02-08 07:10, 2026-02-08 11:10, 2026-02-08 15:10, 2026-02-08 19:10, 2026-02-08 23:10, 2026-02-09 03:10, 2026-02-09 07:10, 2026-02-09 11:10, 2026-02-09 15:10, 2026-02-09 19:10, 2026-02-09 23:10, 2026-02-10 03:10, 2026-02-10 07:10, 2026-02-10 15:10, 2026-02-10 19:10, 2026-02-10 23:10, 2026-02-11 03:10, 2026-02-11 07:10, 2026-02-11 11:10, 2026-02-11 15:10, 2026-02-11 19:10, 2026-02-11 23:10, 2026-02-12 03:10, 2026-02-12 07:10, 2026-02-12 11:10, 2026-02-12 15:10, 2026-02-12 19:10, 2026-02-12 23:10, 2026-02-13 03:10, 2026-02-13 07:10, 2026-02-13 11:10, 2026-02-13 15:10, 2026-02-13 19:10, 2026-02-13 23:10, 2026-02-14 03:10, 2026-02-14 07:10, 2026-02-14 11:10, 2026-02-14 15:10, 2026-02-14 19:10, 2026-02-14 23:10, 2026-02-15 03:10, 2026-02-15 07:10, 2026-02-15 11:10, 2026-02-15 15:10, 2026-02-15 19:10, 2026-02-15 23:10, 2026-02-16 03:10, 2026-02-16 07:10, 2026-02-16 11:10, 2026-02-16 15:10, 2026-02-16 19:10, 2026-02-16 23:10, 2026-02-17 03:10, 2026-02-17 07:10, 2026-02-17 11:10, 2026-02-17 15:10, 2026-02-17 19:10, 2026-02-17 23:10, 2026-02-18 03:10, 2026-02-18 07:10, 2026-02-18 11:10, 2026-02-18 15:10, 2026-02-18 19:10, 2026-02-18 23:10, 2026-02-19 03:10, 2026-02-19 07:10, 2026-02-19 11:10, 2026-02-19 15:10, 2026-02-19 19:10, 2026-02-20 03:10, 2026-02-20 07:10, 2026-02-20 11:10, 2026-02-20 15:10, 2026-02-20 19:10, 2026-02-20 23:10, 2026-02-21 03:10, 2026-02-21 07:10, 2026-02-21 11:10, 2026-02-21 15:10, 2026-02-21 19:10, 2026-02-21 23:10, 2026-02-22 03:10, 2026-02-22 07:10, 2026-02-22 11:10, 2026-02-22 15:10, 2026-02-22 19:10, 2026-02-22 23:10, 2026-02-23 03:10, 2026-02-23 07:10, 2026-02-23 11:10, 2026-02-23 15:10, 2026-02-23 19:10, 2026-02-23 23:10, 2026-02-24 03:10, 2026-02-24 07:10, 2026-02-24 11:10, 2026-02-24 15:10, 2026-02-24 19:10, 2026-02-24 23:10, 2026-02-25 03:10, 2026-02-25 07:10, 2026-02-25 11:10, 2026-02-25 15:10, 2026-02-25 19:10, 2026-02-25 23:10, 2026-02-26 03:10, 2026-02-26 07:10, 2026-02-26 11:10, 2026-02-26 15:10, 2026-02-26 19:10, 2026-02-26 23:10, 2026-02-27 03:10, 2026-02-27 07:10, 2026-02-27 11:10, 2026-02-27 15:10, 2026-02-27 19:10, 2026-02-27 23:10, 2026-02-28 03:10, 2026-02-28 07:10, 2026-02-28 11:10, 2026-02-28 15:10, 2026-02-28 19:10, 2026-02-28 23:10, 2026-03-01 03:10, 2026-03-01 07:10, 2026-03-01 11:10, 2026-03-01 15:10, 2026-03-01 19:10, 2026-03-01 23:10, 2026-03-02 03:10, 2026-03-02 07:10, 2026-03-02 11:10, 2026-03-02 15:10, 2026-03-02 19:10, 2026-03-02 23:10, 2026-03-03 03:10, 2026-03-03 07:10, 2026-03-03 11:10, 2026-03-03 15:10, 2026-03-03 19:10, 2026-03-03 23:10, 2026-03-04 03:10, 2026-03-04 07:10
Spamhaus PBL
211.231.20.121 is listed on the Spamhaus PBL blacklist.

Description: The Spamhaus PBL is a DNSBL database of end-user IP address ranges which should not be delivering unauthenticated SMTP email to any Internet mail server except those provided for specifically by an ISP for that customer's use.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-04-06 18:22:21.317000
Was present on blacklist at: 2026-01-12 18:22, 2026-01-19 18:22, 2026-01-26 18:22, 2026-02-02 18:22, 2026-02-09 18:22, 2026-02-16 18:22, 2026-02-23 18:22, 2026-03-02 18:22, 2026-03-09 18:22, 2026-03-16 18:22, 2026-03-23 18:22, 2026-03-30 18:22, 2026-04-06 18:22
Turris greylist
211.231.20.121 is listed on the Turris greylist blacklist.

Description: Greylist is the output of the Turris research project by CZ.NIC,<br>which collects data of malicious IPs.
Type of feed: primary (feed detail page)

Last checked at: 2026-03-03 22:15:00.119000
Was present on blacklist at: 2026-01-09 22:15, 2026-01-14 22:15, 2026-01-20 22:15, 2026-01-22 22:15, 2026-01-28 22:15, 2026-01-29 22:15, 2026-01-30 22:15, 2026-01-31 22:15, 2026-02-01 22:15, 2026-02-02 22:15, 2026-02-03 22:15, 2026-02-04 22:15, 2026-02-05 22:15, 2026-02-07 22:15, 2026-02-08 22:15, 2026-02-09 22:15, 2026-02-11 22:15, 2026-02-12 22:15, 2026-02-13 22:15, 2026-02-14 22:15, 2026-02-16 22:15, 2026-02-17 22:15, 2026-02-19 22:15, 2026-02-25 22:15, 2026-02-26 22:15, 2026-02-27 22:15, 2026-03-01 22:15, 2026-03-02 22:15, 2026-03-03 22:15
AbuseIPDB
211.231.20.121 is listed on the AbuseIPDB blacklist.

Description: AbuseIPDB is a project managed by Marathon Studios Inc.<br>Lists IPs performing a malicious activity (DDoS, spam, phishing...)
Type of feed: primary (feed detail page)

Last checked at: 2026-04-05 04:00:00.641000
Was present on blacklist at: 2026-01-08 05:00, 2026-01-18 05:00, 2026-01-22 05:00, 2026-01-25 05:00, 2026-01-27 05:00, 2026-01-28 05:00, 2026-01-29 05:00, 2026-01-30 05:00, 2026-01-31 05:00, 2026-02-02 05:00, 2026-02-03 05:00, 2026-02-06 05:00, 2026-02-08 05:00, 2026-02-09 05:00, 2026-02-10 05:00, 2026-02-11 05:00, 2026-02-12 05:00, 2026-02-13 05:00, 2026-02-14 05:00, 2026-02-15 05:00, 2026-02-16 05:00, 2026-02-20 05:00, 2026-02-24 05:00, 2026-02-26 05:00, 2026-02-28 05:00, 2026-03-01 05:00, 2026-03-02 05:00, 2026-03-03 05:00, 2026-03-05 05:00, 2026-03-10 05:00, 2026-03-12 05:00, 2026-03-13 05:00, 2026-03-14 05:00, 2026-03-15 05:00, 2026-03-16 05:00, 2026-03-17 05:00, 2026-03-18 05:00, 2026-03-19 05:00, 2026-03-21 05:00, 2026-03-22 05:00, 2026-03-24 05:00, 2026-03-25 05:00, 2026-03-27 05:00, 2026-03-28 05:00, 2026-04-01 04:00, 2026-04-05 04:00
Echelon telnet bruteforce
211.231.20.121 is listed on the Echelon telnet bruteforce blacklist.

Description: Multiple telnet authentication attempts detected
Type of feed: primary (feed detail page)

Last checked at: 2026-03-11 10:45:00.448000
Was present on blacklist at: 2026-03-05 10:45, 2026-03-06 10:45, 2026-03-09 10:45, 2026-03-10 10:45, 2026-03-11 10:45

Threat categories

TLRoleCategoryDetails
69 src scan port: 23
25 src

Warden events (469)
2026-04-07
ReconScanning (node.ce2b59): 20
2026-04-06
ReconScanning (node.ce2b59): 31
2026-04-05
ReconScanning (node.ce2b59): 31
2026-04-04
ReconScanning (node.ce2b59): 30
2026-04-03
ReconScanning (node.ce2b59): 31
2026-04-02
ReconScanning (node.ce2b59): 30
2026-04-01
ReconScanning (node.ce2b59): 34
2026-03-31
ReconScanning (node.ce2b59): 33
2026-03-30
ReconScanning (node.ce2b59): 34
2026-03-29
ReconScanning (node.ce2b59): 31
2026-03-28
ReconScanning (node.ce2b59): 34
2026-03-27
ReconScanning (node.ce2b59): 55
2026-03-26
ReconScanning (node.ce2b59): 57
2026-03-25
ReconScanning (node.ce2b59): 18
DShield reports (IP summary, reports)
2026-01-06
Number of reports: 22
Distinct targets: 15
2026-01-08
Number of reports: 27
Distinct targets: 16
2026-01-09
Number of reports: 16
Distinct targets: 9
2026-01-12
Number of reports: 23
Distinct targets: 9
2026-01-13
Number of reports: 14
Distinct targets: 9
2026-01-14
Number of reports: 14
Distinct targets: 9
2026-01-15
Number of reports: 11
Distinct targets: 10
2026-01-16
Number of reports: 14
Distinct targets: 10
2026-01-17
Number of reports: 14
Distinct targets: 10
2026-01-23
Number of reports: 18
Distinct targets: 10
2026-01-24
Number of reports: 18
Distinct targets: 10
2026-02-24
Number of reports: 36
Distinct targets: 16
2026-02-25
Number of reports: 36
Distinct targets: 16
2026-02-26
Number of reports: 29
Distinct targets: 16
2026-02-27
Number of reports: 19
Distinct targets: 10
2026-02-28
Number of reports: 26
Distinct targets: 12
2026-03-01
Number of reports: 31
Distinct targets: 12
2026-03-02
Number of reports: 26
Distinct targets: 13
2026-03-03
Number of reports: 34
Distinct targets: 12
2026-03-04
Number of reports: 25
Distinct targets: 13
2026-03-05
Number of reports: 25
Distinct targets: 13
2026-03-09
Number of reports: 18
Distinct targets: 8
2026-03-10
Number of reports: 32
Distinct targets: 16
2026-03-11
Number of reports: 17
Distinct targets: 9
2026-03-12
Number of reports: 34
Distinct targets: 15
2026-03-13
Number of reports: 34
Distinct targets: 15
2026-03-14
Number of reports: 36
Distinct targets: 13
2026-03-15
Number of reports: 22
Distinct targets: 10
2026-03-16
Number of reports: 32
Distinct targets: 15
2026-03-17
Number of reports: 19
Distinct targets: 9
2026-03-18
Number of reports: 21
Distinct targets: 9
2026-03-19
Number of reports: 25
Distinct targets: 10
2026-03-20
Number of reports: 25
Distinct targets: 11
2026-03-21
Number of reports: 26
Distinct targets: 14
2026-03-22
Number of reports: 40
Distinct targets: 17
2026-03-23
Number of reports: 39
Distinct targets: 17
2026-03-24
Number of reports: 39
Distinct targets: 17
2026-03-25
Number of reports: 31
Distinct targets: 14
2026-03-26
Number of reports: 31
Distinct targets: 14
2026-03-27
Number of reports: 27
Distinct targets: 14
2026-03-28
Number of reports: 26
Distinct targets: 12
2026-03-29
Number of reports: 26
Distinct targets: 12
2026-04-01
Number of reports: 27
Distinct targets: 16
2026-04-02
Number of reports: 16
Distinct targets: 10
2026-04-03
Number of reports: 20
Distinct targets: 11
2026-04-04
Number of reports: 14
Distinct targets: 10
2026-04-05
Number of reports: 23
Distinct targets: 12
2026-04-06
Number of reports: 22
Distinct targets: 16
OTX pulses
[602bc528f447d628d41494f2] 2021-02-16 13:14:16.945000 | Ka's Honeypot visitors
Author name:Kapppppa
Pulse modified:2026-03-05 11:03:51.263000
Indicator created:2026-02-03 12:09:19
Indicator role:bruteforce
Indicator title:Telnet Login attempt
Indicator expiration:2026-03-05 12:00:00
Origin AS
AS4766 - KIXS-AS-KR KIXS-AS-KR-KR
BGP Prefix
211.224.0.0/13
geo
South Korea, Cheongju-si
🕑 Asia/Seoul
hostname
(null)
Address block ('inetnum' or 'NetRange' in whois database)
211.228.0.0 - 211.231.255.255
last_activity
2026-04-07 15:28:57
last_warden_event
2026-04-07 15:28:57
rep
0.4999999182564872
reserved_range
0
Shodan's InternetDB
Open ports: 7547
Tags:
CPEs:
ts_added
2025-05-26 18:22:18.562000
ts_last_update
2026-04-07 15:35:12.136000

Warden event timeline

DShield event timeline

Presence on blacklists

OTX pulses