IP address

Search at other sites:

.376221.236.21.5555.21.236.221.broad.cd.sc.dynamic.163data.com.cn

Shodan(more info)

Passive DNS

IP blacklists

CI Army

221.236.21.55 is listed on the CI Army blacklist.

Description: Collective Intelligence Network Security is a Threat Intelligence<br>database that provides scores for IPs. Source of unspecified malicious attacks<br>most of them will be active attackers/scanners
Type of feed: primary (feed detail page)

Last checked at: 2026-04-30 02:50:00.836000
Was present on blacklist at: 2026-01-31 03:50, 2026-02-01 03:50, 2026-02-02 03:50, 2026-02-03 03:50, 2026-02-04 03:50, 2026-02-05 03:50, 2026-02-07 03:50, 2026-02-09 03:50, 2026-02-11 03:50, 2026-02-13 03:50, 2026-02-14 03:50, 2026-02-15 03:50, 2026-02-16 03:50, 2026-02-17 03:50, 2026-02-19 03:50, 2026-02-21 03:50, 2026-02-23 03:50, 2026-02-24 03:50, 2026-02-25 03:50, 2026-02-26 03:50, 2026-02-27 03:50, 2026-02-28 03:50, 2026-03-01 03:50, 2026-03-02 03:50, 2026-03-03 03:50, 2026-03-04 03:50, 2026-03-05 03:50, 2026-03-06 03:50, 2026-03-10 03:50, 2026-03-11 03:50, 2026-03-13 03:50, 2026-03-14 03:50, 2026-03-15 03:50, 2026-03-16 03:50, 2026-03-17 03:50, 2026-03-18 03:50, 2026-03-19 03:50, 2026-03-20 03:50, 2026-03-21 03:50, 2026-03-22 03:50, 2026-03-23 03:50, 2026-03-24 03:50, 2026-03-25 03:50, 2026-03-26 03:50, 2026-03-27 03:50, 2026-03-28 03:50, 2026-03-29 02:50, 2026-03-30 02:50, 2026-03-31 02:50, 2026-04-01 02:50, 2026-04-02 02:50, 2026-04-03 02:50, 2026-04-04 02:50, 2026-04-05 02:50, 2026-04-06 02:50, 2026-04-07 02:50, 2026-04-08 02:50, 2026-04-09 02:50, 2026-04-10 02:50, 2026-04-11 02:50, 2026-04-12 02:50, 2026-04-13 02:50, 2026-04-14 02:50, 2026-04-15 02:50, 2026-04-16 02:50, 2026-04-17 02:50, 2026-04-18 02:50, 2026-04-19 02:50, 2026-04-20 02:50, 2026-04-21 02:50, 2026-04-22 02:50, 2026-04-23 02:50, 2026-04-24 02:50, 2026-04-26 02:50, 2026-04-28 02:50, 2026-04-29 02:50, 2026-04-30 02:50

AbuseIPDB

221.236.21.55 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: 2026-04-29 04:00:00.761000
Was present on blacklist at: 2026-01-31 05:00, 2026-02-18 05:00, 2026-02-21 05:00, 2026-02-25 05:00, 2026-03-15 05:00, 2026-03-29 04:00, 2026-04-12 04:00, 2026-04-24 04:00, 2026-04-29 04:00

Threat categories

TL	Role	Category	Details
66	src	scan	port: 6379
32	src	—

---

Warden events (229)

2026-04-30

ReconScanning (node.368407): 1

2026-04-29

ReconScanning (node.368407): 3

2026-04-28

ReconScanning (node.368407): 1

2026-04-26

ReconScanning (node.368407): 2

ReconScanning (node.4dc198): 1

2026-04-25

ReconScanning (node.368407): 1

2026-04-24

ReconScanning (node.368407): 3

2026-04-23

ReconScanning (node.4dc198): 1

2026-04-22

ReconScanning (node.368407): 1

AnomalyTraffic (node.ce2b59): 1

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.4dc198): 1

ReconScanning (node.ce2b59): 1

2026-04-21

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 2

2026-04-20

ReconScanning (node.368407): 1

2026-04-19

ReconScanning (node.4dc198): 1

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.ce2b59): 1

ReconScanning (node.368407): 3

AnomalyTraffic (node.ce2b59): 1

2026-04-18

ReconScanning (node.368407): 1

2026-04-17

ReconScanning (node.368407): 1

2026-04-16

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 4

2026-04-15

ReconScanning (node.368407): 1

2026-04-14

ReconScanning (node.368407): 1

2026-04-13

ReconScanning (node.368407): 1

AnomalyTraffic (node.ce2b59): 1

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.4dc198): 1

ReconScanning (node.ce2b59): 1

2026-04-12

ReconScanning (node.368407): 1

2026-04-11

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 1

2026-04-10

ReconScanning (node.368407): 1

ReconScanning (node.4dc198): 1

2026-04-09

ReconScanning (node.368407): 3

2026-04-07

ReconScanning (node.368407): 1

AnomalyTraffic (node.ce2b59): 1

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.4dc198): 1

ReconScanning (node.ce2b59): 1

2026-04-06

ReconScanning (node.368407): 1

2026-04-05

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 2

2026-04-04

ReconScanning (node.368407): 4

ReconScanning (node.4dc198): 1

2026-04-03

AnomalyTraffic (node.ce2b59): 1

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.4dc198): 1

ReconScanning (node.ce2b59): 1

2026-03-31

AnomalyTraffic (node.ce2b59): 1

ReconScanning (node.4dc198): 1

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.ce2b59): 1

ReconScanning (node.368407): 3

2026-03-30

ReconScanning (node.368407): 1

2026-03-29

ReconScanning (node.368407): 4

2026-03-28

ReconScanning (node.368407): 2

ReconScanning (node.4dc198): 1

2026-03-27

AnomalyTraffic (node.ce2b59): 2

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.4dc198): 1

ReconScanning (node.ce2b59): 1

ReconScanning (node.368407): 2

2026-03-26

ReconScanning (node.368407): 1

2026-03-24

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.4dc198): 2

ReconScanning (node.368407): 4

2026-03-23

ReconScanning (node.368407): 6

2026-03-21

ReconScanning (node.368407): 1

2026-03-19

AnomalyTraffic (node.6a1878): 1

ReconScanning (node.4dc198): 1

2026-03-18

ReconScanning (node.368407): 2

ReconScanning (node.4dc198): 2

2026-03-17

ReconScanning (node.368407): 2

2026-03-16

ReconScanning (node.368407): 4

2026-03-15

ReconScanning (node.368407): 3

2026-03-13

ReconScanning (node.368407): 1

2026-03-12

ReconScanning (node.368407): 3

2026-03-11

AnomalyTraffic (node.ffe95c): 1

ReconScanning (node.4dc198): 1

2026-03-10

ReconScanning (node.368407): 1

ReconScanning (node.4dc198): 1

2026-03-09

ReconScanning (node.368407): 1

2026-03-08

AnomalyTraffic (node.ffe95c): 1

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 1

2026-03-07

ReconScanning (node.368407): 2

ReconScanning (node.4dc198): 1

2026-03-06

ReconScanning (node.368407): 4

2026-03-05

ReconScanning (node.368407): 1

ReconScanning (node.4dc198): 1

2026-03-04

ReconScanning (node.368407): 5

ReconScanning (node.4dc198): 2

2026-03-03

ReconScanning (node.368407): 2

2026-03-02

AnomalyTraffic (node.ffe95c): 1

2026-02-28

ReconScanning (node.368407): 1

2026-02-27

AnomalyTraffic (node.ffe95c): 1

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 1

2026-02-25

ReconScanning (node.368407): 2

ReconScanning (node.4dc198): 1

2026-02-24

ReconScanning (node.368407): 4

AnomalyTraffic (node.ffe95c): 1

ReconScanning (node.4dc198): 1

2026-02-23

ReconScanning (node.368407): 3

2026-02-22

ReconScanning (node.4dc198): 1

2026-02-21

ReconScanning (node.368407): 3

2026-02-19

AnomalyTraffic (node.ffe95c): 1

ReconScanning (node.4dc198): 2

ReconScanning (node.368407): 4

2026-02-18

ReconScanning (node.4dc198): 1

2026-02-17

ReconScanning (node.368407): 4

ReconScanning (node.4dc198): 1

2026-02-16

ReconScanning (node.368407): 1

ReconScanning (node.4dc198): 1

2026-02-14

ReconScanning (node.368407): 2

AnomalyTraffic (node.ffe95c): 1

ReconScanning (node.4dc198): 1

2026-02-13

ReconScanning (node.368407): 2

2026-02-12

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 3

2026-02-11

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 1

2026-02-09

ReconScanning (node.368407): 1

ReconScanning (node.4dc198): 1

2026-02-08

ReconScanning (node.368407): 1

ReconScanning (node.4dc198): 1

AnomalyTraffic (node.ffe95c): 1

2026-02-07

ReconScanning (node.368407): 2

ReconScanning (node.4dc198): 1

2026-02-06

ReconScanning (node.368407): 4

ReconScanning (node.4dc198): 1

2026-02-05

ReconScanning (node.368407): 1

2026-02-04

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 1

2026-02-03

ReconScanning (node.368407): 5

ReconScanning (node.4dc198): 1

2026-02-02

AnomalyTraffic (node.ffe95c): 1

ReconScanning (node.4dc198): 1

2026-02-01

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 1

2026-01-31

ReconScanning (node.368407): 1

2026-01-30

ReconScanning (node.4dc198): 1

ReconScanning (node.368407): 2

DShield reports (IP summary, reports)

2026-02-24

Number of reports: 33

Distinct targets: 23

2026-02-25

Number of reports: 33

Distinct targets: 23

2026-02-26

Number of reports: 18

Distinct targets: 13

2026-02-27

Number of reports: 42

Distinct targets: 33

2026-02-28

Number of reports: 27

Distinct targets: 18

2026-03-01

Number of reports: 34

Distinct targets: 23

2026-03-02

Number of reports: 20

Distinct targets: 13

2026-03-03

Number of reports: 33

Distinct targets: 27

2026-03-04

Number of reports: 35

Distinct targets: 23

2026-03-05

Number of reports: 35

Distinct targets: 23

2026-03-09

Number of reports: 25

Distinct targets: 20

2026-03-10

Number of reports: 50

Distinct targets: 32

2026-03-11

Number of reports: 38

Distinct targets: 32

2026-03-12

Number of reports: 48

Distinct targets: 35

2026-03-13

Number of reports: 48

Distinct targets: 35

2026-03-14

Number of reports: 35

Distinct targets: 23

2026-03-15

Number of reports: 41

Distinct targets: 27

2026-03-16

Number of reports: 38

Distinct targets: 26

2026-03-17

Number of reports: 46

Distinct targets: 38

2026-03-18

Number of reports: 24

Distinct targets: 17

2026-03-19

Number of reports: 19

Distinct targets: 12

2026-03-20

Number of reports: 50

Distinct targets: 36

2026-03-21

Number of reports: 36

Distinct targets: 25

2026-03-22

Number of reports: 34

Distinct targets: 23

2026-03-23

Number of reports: 15

Distinct targets: 14

2026-03-24

Number of reports: 15

Distinct targets: 14

2026-03-25

Number of reports: 20

Distinct targets: 14

2026-03-26

Number of reports: 20

Distinct targets: 14

2026-03-27

Number of reports: 46

Distinct targets: 33

2026-03-30

Number of reports: 52

Distinct targets: 42

2026-03-31

Number of reports: 52

Distinct targets: 42

2026-04-01

Number of reports: 16

Distinct targets: 12

2026-04-02

Number of reports: 34

Distinct targets: 25

2026-04-03

Number of reports: 45

Distinct targets: 26

2026-04-04

Number of reports: 12

Distinct targets: 7

2026-04-05

Number of reports: 47

Distinct targets: 36

2026-04-06

Number of reports: 44

Distinct targets: 30

2026-04-07

Number of reports: 17

Distinct targets: 12

2026-04-08

Number of reports: 33

Distinct targets: 28

2026-04-09

Number of reports: 36

Distinct targets: 22

2026-04-10

Number of reports: 56

Distinct targets: 37

2026-04-11

Number of reports: 21

Distinct targets: 14

2026-04-12

Number of reports: 48

Distinct targets: 36

2026-04-13

Number of reports: 35

Distinct targets: 26

2026-04-14

Number of reports: 45

Distinct targets: 29

2026-04-15

Number of reports: 45

Distinct targets: 29

2026-04-16

Number of reports: 12

Distinct targets: 11

2026-04-17

Number of reports: 22

Distinct targets: 16

2026-04-18

Number of reports: 22

Distinct targets: 16

2026-04-19

Number of reports: 31

Distinct targets: 25

2026-04-20

Number of reports: 53

Distinct targets: 38

2026-04-21

Number of reports: 30

Distinct targets: 22

2026-04-22

Number of reports: 34

Distinct targets: 23

2026-04-23

Number of reports: 15

Distinct targets: 9

2026-04-24

Number of reports: 44

Distinct targets: 32

2026-04-25

Number of reports: 42

Distinct targets: 30

2026-04-26

Number of reports: 23

Distinct targets: 13

2026-04-27

Number of reports: 23

Distinct targets: 13

2026-04-28

Number of reports: 10

Distinct targets: 7

2026-04-29

Number of reports: 49

Distinct targets: 41

Origin AS

AS38283 - CHINANET-SCIDC-AS-AP

BGP Prefix

221.236.21.0/24

geo

China

🕑 Asia/Shanghai

hostname

55.21.236.221.broad.cd.sc.dynamic.163data.com.cn

hostname_class

['ip_in_hostname', 'dsl', 'dynamic']

Address block ('inetnum' or 'NetRange' in whois database)

221.236.0.0 - 221.237.255.255

last_activity

2026-04-30 03:21:59

last_warden_event

2026-04-30 03:21:59

rep

0.37639043898809527

reserved_range

0

Shodan's InternetDB

Open ports: 1883, 5672, 8000, 8008, 8080, 8081, 8089, 9001, 9200, 9876

Tags: eol-product, self-signed, compromised, database

CPEs: cpe:/o:canonical:ubuntu_linux, cpe:/a:f5:nginx:1.24.0, cpe:/a:oracle:jre, cpe:/a:vmware:rabbitmq:4.2.2, cpe:/a:apache:rocketmq:5.3.2, cpe:/a:elastic:elasticsearch:7.17.29, cpe:/a:nodejs:node.js, cpe:/o:linux:linux_kernel, cpe:/a:eclipse:jetty:9.4.54

ts_added

2026-01-13 13:46:14.486000

ts_last_update

2026-04-30 13:54:26.153000

Warden event timeline

DShield event timeline

Presence on blacklists