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	Prefix	Description
	203.91.32.0/19	Shenzhen Information and Network Center
	203.91.51.0/24	Shenzhen Information and Network Center
	203.91.52.0/24	Shenzhen Information and Network Center
	203.175.128.0/24	The general office of the shenzhen government;
	203.175.128.0/19	Shenzhen Information and Network Center
	203.175.129.0/24	a government department;
	203.175.132.0/24	a government department;
	203.175.133.0/24	a government department;
	203.175.134.0/24	a government department;
	203.175.135.0/24	a government department;
	203.175.137.0/24	a government department;

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS17623	China Unicom Guangdong Province Shenzhen Network	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS17623	China Unicom Guangdong Province Shenzhen Network	✔	✘
	AS10099	China Unicom Global	✔	✘

aut-num:        AS23842
as-name:        SZINC-AS-AP
descr:          Shenzhen Information and Network Center
country:        CN
import:         from AS4538 action pref=100; accept ANY
import:         from AS17623 action pref=100; accept ANY
export:         to AS4538 announce AS23842
export:         to AS17623 announce AS23842
admin-c:        JL34-AP
tech-c:         JL34-AP
abuse-c:        AC1601-AP
mnt-routes:     MAINT-CN-SZNET
mnt-by:         MAINT-CNNIC-AP
mnt-irt:        IRT-CNNIC-CN
last-modified:  2021-06-16T01:27:52Z
source:         APNIC

Last Update: 2026-06-08T03:22:25Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
APNIC	as17623:as-cncgroup-sz	15
RADB	as-cn	4
NTTCOM	as-9929arcstar	36