AS38345 Internet Domain Name System Beijing Engineering Resrarch Center Ltd.

Looking Glass:

https://bgp.he.net/lg/38345

Country of Origin:

China

Internet Exchanges: 1

Prefixes Originated (all): 38
Prefixes Originated (v4): 24
Prefixes Originated (v6): 14

Prefixes Announced (all): 38
Prefixes Announced (v4): 24
Prefixes Announced (v6): 14

RPKI Originated Valid (all): 33
RPKI Originated Valid (v4): 22
RPKI Originated Valid (v6): 11

RPKI Originated Invalid (all): 2
RPKI Originated Invalid (v4): 0
RPKI Originated Invalid (v6): 2

BGP Peers Observed (all): 15
BGP Peers Observed (v4): 6
BGP Peers Observed (v6): 13

IPs Originated (v4): 6,144
AS Paths Observed (v4): 2,690
AS Paths Observed (v6): 1,984

Average AS Path Length (all): 4.799
Average AS Path Length (v4): 4.889
Average AS Path Length (v6): 4.677

AS38345 IPv4 Peers

ASN	Name
AS7497	Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
AS4641	The Hong Kong Internet Exchange Limited
AS174	Cogent Communications, LLC

AS38345 IPv6 Peers

ASN	Name
AS7497	Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
AS174	Cogent Communications, LLC
AS4641	The Hong Kong Internet Exchange Limited
AS4635	Hong Kong Internet Exchange--Route Server 1

AS38345 IPv4 Peer Count

AS38345 IPv6 Peer Count

AS38345 IPv4 Prefixes Announced

AS38345 IPv6 Prefixes Announced

AS38345 IPv4 Prefixes Originated

AS38345 IPv6 Prefixes Originated

AS38345 IPv4 Route Propagation

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AS38345 IPv6 Route Propagation

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Prefix	Description	Visibility
Loading Prefixes...

Prefix	Description
1.8.1.0/24	KNET Techonlogy (BeiJing) Co.,Ltd.
1.8.8.0/24	KNET Techonlogy (BeiJing) Co.,Ltd.
150.242.156.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
150.242.157.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
202.173.8.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
202.173.9.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
202.173.10.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
202.173.11.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
202.173.14.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
202.173.15.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.20.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.21.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.22.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.23.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.24.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.25.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.26.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.27.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.28.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.29.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.30.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.99.31.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.119.80.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
203.119.83.0/24	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.

Prefix	Description	Visibility
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Prefix	Description
2401:8d00::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:1::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:3::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:4::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:5::/48
2401:8d00:7::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:8::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:9::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:b::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:c::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:f::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2401:8d00:12::/48	Internet Domain Name System Beijing Engineering Resrarch Center Ltd.
2620:57:4004::/48	Tucows.com Co.
2620:57:4005::/48	Tucows.com Co.

Bogon Prefixes
Prefix	Type	Status

Rank	Description	IPv6	Peer
1	Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)	X	AS7497
2	The Hong Kong Internet Exchange Limited	X	AS4641
3	Cogent Communications, LLC	X	AS174
4	Cogent Communications, LLC	X	AS1239
5	ICANN		AS20144
6	Tucows.com Co.		AS63363

Rank	Description	IPv4	Peer
1	Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)	X	AS7497
2	Cogent Communications, LLC	X	AS174
3	The Hong Kong Internet Exchange Limited	X	AS4641
4	Hong Kong Internet Exchange--Route Server 1		AS4635
5	MTS PJSC		AS8359
6	Convergenze S.p.A.		AS39120
7	i3D.net B.V		AS49544
8	NetActuate, Inc		AS36236
9	UIH / BB Connect		AS45796
10	Valve Corporation		AS32590
11	SG.GS		AS24482
12	Axclusive		AS132337
13	Cogent Communications, LLC	X	AS1239

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APNIC

aut-num: AS38345 as-name: ZDNS descr: Internet Domain Name System Beijing Engineering Resrarch Center Ltd. descr: 4,South 4th treet, Zhongguancun,Haidian District,Beijing country: CN import: from AS4538 action pref=100; accept ANY import: from AS4641 action pref=100; accept ANY import: from AS4635 action pref=100; accept ANY import: from AS7497 action pref=100; accept ANY import: from AS6939 action pref=100; accept ANY export: to AS4538 announce AS38345 export: to AS4641 announce AS38345 export: to AS4635 announce AS38345 export: to AS7497 announce AS38345 export: to AS6939 announce AS38345 admin-c: XZ4638-AP tech-c: WL1818-AP abuse-c: AC1601-AP mnt-lower: MAINT-CNNIC-AP mnt-routes: MAINT-CNNIC-AP mnt-by: MAINT-CNNIC-AP mnt-irt: IRT-ZDNS-CN last-modified: 2023-11-28T00:58:31Z source: APNIC

Exchange	CC	City	IPv4	IPv6
HKIX	HK	Hong Kong	123.255.90.21 123.255.90.22	2001:7fa:0:1::ca28:a016 2001:7fa:0:1::ca28:a015

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