137.189.6.21

137.189.6.21 is dedicated to CERNET. Details on hostnames, network point-of-presence, and more are provided below. We also provide IPs, networks and hostnames used by other applications.

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Application Data

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IP Stack Summary

Layer	Details	Category
Application	CERNET	Government

IP Info


IP Address	137.189.6.21	-
Hostname	ovis.itsc.cuhk.edu.hk	-

Routing Info


ASN	AS3661
ASN Route	137.189.0.0/17
ASN Label	The Chinese University of Hong Kong
Location	Hong Kong

Routing and ASN
The ASN (Autonomous System Number) provides routing and location information for traffic flowing to this IP address.

Application

CERNET - Government

CERNET (China Education and Research Network) is a nationwide computer network in China, providing internet services and resources to Chinese educational and research institutions.

Dedicated IP
Some IP addresses can be shared across multiple applications, especially on content delivery networks (CDNs). However, it looks like 137.189.6.21 is dedicated to CERNET.

Notable Hostnames

ns5.cernet.net

Notable Hostnames Data
The list of notable hostnames that were detected on this IP address come from DNS, HTTP headers, TLS certificates, DNS hinting, and other deep packet inspection methods.