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	Prefix	Description
	2606:54c1:b::/48	Cloudflare, Inc.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS18106	Viewqwest Pte Ltd	✘	✔
	AS8220	COLT	✘	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS18106	Viewqwest Pte Ltd	✘	✔
	AS8220	COLT	✘	✔

aut-num:        AS139242
as-name:        CSL-AS-AP
descr:          Cloudflare Sydney, LLC
country:        US
org:            ORG-CSL5-AP
admin-c:        CTC16-AP
tech-c:         CTC16-AP
abuse-c:        AC1913-AP
mnt-lower:      MAINT-CLOUDFLARE-AP
mnt-routes:     MAINT-CLOUDFLARE-AP
mnt-by:         APNIC-HM
mnt-irt:        IRT-CSL-AP
last-modified:  2020-07-07T04:55:25Z
source:         APNIC


organisation:   ORG-CSL5-AP
org-name:       Cloudflare Sydney, LLC
org-type:       LIR
country:        US
address:        ********
phone:          ********
fax-no:         ********
# Email removed, Log into bgp.tools to see whois emails/phone numbers
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:16:04Z
source:         APNIC

Last Update: 2026-06-13T03:22:30Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
APNIC	as18106:as-transit	615
RADB	as18106:as-transit	615
RADB	as-hurricanev6	21146
RADB	as-iij6	4545
RADB	as2497:as-iij	5196
RADB	as-itxbr1	6849
RADB	as2497:as-iij6	4542
RIPE	as8220:as-coltsg	725
ARIN	as13335:as-customers	1600
RADB	as-iij	5200
JPIRR	as-iij	5200
JPIRR	as2497:as-iij	5196
JPIRR	as-iij6	4545
JPIRR	as2497:as-iij6	4542
RADB	as-ctbc-customers182	50