202623 CLOUDFLARENET-CORE Cloudflare, Inc., US
Adjacency: 4 Upstream: 4 Downstream: 0
Upstream Adjacent AS list
AS3257 GTT-BACKBONE GTT, US
AS3356 LEVEL3, US
AS13335 CLOUDFLARENET, US
AS1299 TWELVE99 Arelion, fka Telia Carrier, SE
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 5575 AS202623 ORIGIN Originate: 30464 /17.11 Transit: 0 /0.00 CLOUDFLARENET-CORE Cloudflare, Inc., US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 62204 AS202623 CLOUDFLARENET-CORE Cloudflare, Inc., US 11 0 0 11 0 0.00% Prefix AS Path Aggregation Suggestion 104.23.32.0/19 3257 202623 202623 104.23.64.0/19 3257 202623 202623 141.101.64.0/24 3257 202623 141.101.91.0/24 3257 202623 202623 172.71.32.0/19 3257 202623 202623 172.71.64.0/20 3257 202623 202623 198.41.143.0/24 3257 202623 202623 198.41.150.0/24 3257 202623 202623 198.41.245.0/24 3257 202623 202623 198.41.252.0/24 2914 13335 202623 198.41.253.0/24 3257 202623 202623
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS202623 8 More Specifics 8 Total Advertisements CLOUDFLARENET-LUX Cloudflare, Inc., US
141.101.64.0/24 141.101.64.0/18
141.101.91.0/24 141.101.64.0/18
172.71.32.0/19 172.64.0.0/13
198.41.148.0/22 198.41.128.0/17
198.41.148.0/24 198.41.128.0/17
198.41.152.0/22 198.41.128.0/17
198.41.252.0/24 198.41.128.0/17
198.41.253.0/24 198.41.128.0/17
198.41.245.0/24 198.41.128.0/17
198.41.255.0/24 198.41.128.0/17
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 198.41.245.0/24 Withdrawn
- 198.41.255.0/24 Withdrawn
whois: 402603
IANA has recorded AS202623 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS202623\n % This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html
% Note: this output has been filtered.
% Information related to 'AS200537 - AS203022'
as-block: AS200537 - AS203022
descr: RIPE NCC ASN block
remarks: These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by: RIPE-NCC-HM-MNT
created: 2026-04-08T13:28:00Z
last-modified: 2026-04-08T13:28:00Z
source: RIPE
% Information related to 'AS202623'
% Abuse contact for 'AS202623' is 'abuse@cloudflare.com'
aut-num: AS202623
as-name: CLOUDFLARENET-CORE
descr: Cloudflare, Inc.
descr: 101 Townsend Street, San Francisco, CA 94107, US
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: MNT-CLOUDFLARE
admin-c: CAC80-RIPE
tech-c: CTC6-RIPE
org: ORG-CI40-RIPE
remarks: https://cloudflare.com/abuse
created: 2016-07-08T15:05:59Z
last-modified: 2024-10-18T10:37:58Z
source: RIPE # Filtered
organisation: ORG-CI40-RIPE
org-name: Cloudflare Inc
country: US
reg-nr: 4710875 (Delaware)
org-type: LIR
remarks: https://cloudflare.com/abuse
address: 101 Townsend Street
address: CA 94107
address: San Francisco
address: UNITED STATES
phone: +1-650-319-8939
fax-no: +1-650-230-7173
admin-c: TP5485-RIPE
admin-c: ML18637-RIPE
admin-c: SR11544-RIPE
abuse-c: CF6885-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: MNT-CLOUDFLARE
mnt-by: RIPE-NCC-HM-MNT
mnt-by: MNT-CLOUDFLARE
created: 2011-05-25T10:01:50Z
last-modified: 2026-05-13T07:33:38Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% This query was served by the RIPE Database Query Service version 1.122.1 (BUSA)