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123.255.64.0/21
ERX-CUHKNET The Chinese University of Hong Kong, HK

Seen 62 times between April 30th, 2019 and September 27th, 2024.

General Info Open in Search

Geo Hong Kong (HK) —
AS AS3661 - ERX-CUHKNET The Chinese University of Hong Kong, HK
Note: An IP might be announced by multiple ASs. This is not shown.
Registrar APNIC
Route 123.255.64.0/21 (Route of ASN)

Recent Screenshots

Direct hits
Summary of pages hosted on this subnet

ASNs AS3661 | 37x

IPs 123.255.66.71 | 20x 123.255.64.6 | 8x 123.255.64.76 | 2x 123.255.64.10 | 1x 123.255.65.89 | 1x 123.255.65.109 | 1x 123.255.65.127 | 1x 123.255.65.146 | 1x 123.255.65.164 | 1x 123.255.65.179 | 1x

Domains admin.ecs2024.ehealth.cuhk.edu.hk | 5x admin.ecs2024uat.ehealth.cuhk.edu.hk | 5x api.ecs2024.ehealth.cuhk.edu.hk | 5x api.ecs2024uat.ehealth.cuhk.edu.hk | 5x symposium.hktea.edu.hk | 4x hktea.edu.hk | 3x internal.fabulearn.net | 2x cuhkjc-aiforfuture.hk | 1x jc-cc-stem.hk | 1x moodle2.keep.edu.hk | 1x

Countries HK | 37x

Recent scans (37 total) Show all

URL Age
www.iso.cuhk.edu.hk/english 11 days
admin.ecs2024.ehealth.cuhk.edu.hk 16 days
api.ecs2024uat.ehealth.cuhk.edu.hk 17 days
admin.ecs2024.ehealth.cuhk.edu.hk 17 days
admin.ecs2024uat.ehealth.cuhk.edu.hk 17 days

Incoming hits
Summary of pages that talked to this subnet

ASNs AS45474 | 18x AS16509 | 3x AS139659 | 2x AS13335 | 1x AS20446 | 1x

IPs 27.126.235.25 | 18x 154.204.60.88 | 2x 13.32.99.41 | 1x 18.245.46.103 | 1x 52.85.65.71 | 1x 104.21.50.83 | 1x 151.139.128.11 | 1x

Domains cuhk.edu.hk | 12x www.cuhk.edu.hk | 10x secure-opt.homehosts.net | 2x blogfreely.net | 1x

Countries HK | 20x US | 4x

Recent scans (25 total) Show all

URL Age
cuhk.edu.hk/english/index.html 16 days
cuhk.edu.hk/english/index.html 2 months
www.cuhk.edu.hk/clear/ 2 months
secure-opt.homehosts.net/english/index.html 3 months
www.cuhk.edu.hk/english/index.html 3 months

Disclaimer

The websites, domains, and other information displayed on this page are not managed by urlscan. Each website and its contents are solely the responsibility of their respective owners. urlscan can remove specific website scans from our platform, but urlscan does not bear responsibility for their content. If you have been a victim of fraud by any of the websites listed, please contact your local law enforcement to report it.

Recent screenshots
Screenshots of pages hosted on this subnet

Related infrastructure
Summary of infrastructure which pages hosted on this subnet frequently talked to

IPs 123.255.66.71 | 20x 123.255.64.6 | 8x 123.255.64.76 | 2x 123.255.64.10 | 1x 123.255.65.89 | 1x 123.255.65.109 | 1x 123.255.65.127 | 1x 123.255.65.146 | 1x 123.255.65.164 | 1x 123.255.65.179 | 1x

Domains admin.ecs2024.ehealth.cuhk.edu.hk | 5x admin.ecs2024uat.ehealth.cuhk.edu.hk | 5x api.ecs2024.ehealth.cuhk.edu.hk | 5x api.ecs2024uat.ehealth.cuhk.edu.hk | 5x symposium.hktea.edu.hk | 4x hktea.edu.hk | 3x internal.fabulearn.net | 2x cuhkjc-aiforfuture.hk | 1x jc-cc-stem.hk | 1x moodle2.keep.edu.hk | 1x

Recently observed hostnames on '123.255.64.0/21'
Searching for newly observed domains and hostnames is possible on our urlscan Pro platform.

analytics.e-platform.cuhkjc-aiforfuture.hk | 2024-09-25 qr.hktea.edu.hk | 2024-06-13 clearwebsite-dev.mcuhk.com | 2024-05-10 symposium.hktea.edu.hk | 2024-04-23 admin.ecs2024.ehealth.cuhk.edu.hk | 2024-03-25 api.ecs2024.ehealth.cuhk.edu.hk | 2024-03-25 admin.ecs2024uat.ehealth.cuhk.edu.hk | 2024-01-25 api.ecs2024uat.ehealth.cuhk.edu.hk | 2024-01-25 gogo-clinic.cuhk.edu.hk | 2023-12-27 mcu.ureply.mobi | 2023-07-27 gcni.cuhk.edu.hk | 2023-05-05 mms.jcsath.cuhk.edu.hk | 2023-04-25 hubs.ureply.mobi | 2023-03-16 mail.jc-wewatch.org.hk | 2023-02-26 uat.jcsath.cuhk.edu.hk | 2023-01-18 jc-wewatch.org.hk | 2023-01-17 www.jc-wewatch.org.hk | 2023-01-17 www-00.hkca.edu.hk | 2023-01-10 jcblendedlearning.fabulearn.net | 2022-12-20 interncourse.med.cuhk.edu.hk | 2022-11-17 anaesthesiology.hk | 2022-11-14 www.anaesthesiology.hk | 2022-11-14 aic.work.gd | 2022-11-02 cop.hktea.edu.hk | 2022-09-30 hkca.work.gd | 2022-07-27 www.hkca.work.gd | 2022-07-25 cumember-temp.jc.ehealth.cuhk.edu.hk | 2022-06-17 cuehealth-api-temp.jc.ehealth.cuhk.edu.hk | 2022-06-17 cueportal-temp.jc.ehealth.cuhk.edu.hk | 2022-06-17 cuhknewasia-uat.aa-testing.com | 2022-06-09 path01.acp.cuhk.edu.hk | 2022-06-01 cuehealth-api-uat.jc.ehealth.cuhk.edu.hk | 2022-04-26 cueportal-uat.jc.ehealth.cuhk.edu.hk | 2022-04-26 cumember-uat.jc.ehealth.cuhk.edu.hk | 2022-04-26 iso.cuhk.edu.hk | 2022-04-25 ioa.cuhk.edu.hk | 2022-03-23 www.ecsuat.ehealth.cuhk.edu.hk | 2022-03-17 cop22.elite.cuhk.edu.hk | 2022-03-04 www.ecs.ehealth.cuhk.edu.hk | 2022-01-07 www.ha.cuhk.edu.hk | 2021-12-29 www.cuhkjc-aiforfuture.hk | 2021-12-09 web.uprdatabase.net | 2021-12-02 madeeasy.hk | 2021-11-10 www.madeeasy.hk | 2021-11-10 medme.cuhk.edu.hk | 2021-11-10 www.medme.cuhk.edu.hk | 2021-11-10 member.jc.ehealth.cuhk.edu.hk | 2021-11-08 coop-static.keep.edu.hk | 2021-09-17 www.coop.cuhk.edu.hk | 2021-09-06 fabulearn.net | 2021-08-31

Attention: These domains and hostnames were discovered through Certificate Transparency (CT) Logs and have been irrevocably published as part of the public record. There is no mechanism for us or anyone else to remove this information from the Internet.

Related screenshots
Screenshots of pages that talked to this subnet

WHOIS for 123.255.64.0/21