2001:dc7:ffd2::/48

	Prefix	Description
	2001:dc7::/32	China Internet Network Information Center

Upstreams

AS4808 - China Unicom Beijing Province Network
AS7497 - Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
AS4847 - China Telecom Beijing Province Network
AS8763 - DENIC eG
AS8674 - Netnod AB
AS21859 - Zenlayer Inc
AS33071 - ISC F-ROOT ORD1

	ASN	Description
	AS24406	China Internet Network Infomation Center
	AS24151	China Internet Network Infomation Center
	AS24409	China Internet Network Infomation Center

How can a prefix have multiple ASNs?

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How does bgp.tools detect anycast prefixes?

When bgp.tools scanned this prefix, we found that 2001:dc7:ffd2::1 was anycasted.

How are upstreams and downstreams calculated?

	ASN	Description
	AS4808	China Unicom Beijing Province Network
	AS7497	Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
	AS4847	China Telecom Beijing Province Network
	AS8763	DENIC eG
	AS8674	Netnod AB
	AS21859	Zenlayer Inc
	AS33071	ISC F-ROOT ORD1

	ASN	Description
	AS4808	China Unicom Beijing Province Network
	AS7497	Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
	AS4847	China Telecom Beijing Province Network
	AS23600	Korea Internet Security Agency
	AS21859	Zenlayer Inc
	AS8763	DENIC eG
	AS33071	ISC F-ROOT ORD1
	AS8674	Netnod AB

Last Update: 2025-07-20T03:22:14Z UTC

IRR	Expected ASN
apnic	AS24151	Show Raw route6: 2001:dc7:ffd2::/48 descr: China Internet Network Information Center country: CN origin: AS24151 mnt-by: MAINT-CNNIC-AP last-modified: 2021-03-24T02:22:29Z source: APNIC
radb	AS24151	Show Raw route6: 2001:dc7:ffd2::/48 origin: AS24151 descr: ZL-IDC-CTG mnt-by: MAINT-AS21859 changed: ipadmin@zenlayer.com 20211201 #10:14:21Z source: RADB last-modified: 2023-11-13T16:08:57Z
radb	AS24406	Show Raw route6: 2001:dc7:ffd2::/48 origin: AS24406 descr: ZL-IDC-MOW-W28002 mnt-by: MAINT-AS21859 changed: ipadmin@zenlayer.com 20201104 #03:55:47Z source: RADB last-modified: 2023-11-13T16:02:42Z
radb	AS24409	Show Raw route6: 2001:dc7:ffd2::/48 origin: AS24409 descr: ZL-IDC-CTG mnt-by: MAINT-AS21859 changed: ipadmin@zenlayer.com 20211201 #10:14:40Z source: RADB last-modified: 2023-11-13T16:08:57Z
level3	AS4134	Show Raw route6: 2001:dc7:ffd2::/48 descr: Proxy-registered route object origin: AS4134 mnt-by: XINGXUNTECHLTD-MNT changed: irr@irr.irr 20240815 source: LEVEL3 last-modified: 2024-10-14T18:42:34Z