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Data as of Nov 6, 2026

153.51.218.0/24

No anonymizer space · no proxy exits in 30 days

Cloudflare, Inc. · space held by Valor Information Technologies, S.L.

Announcement
153.51.216.0/21
RPKI valid
Announced by
AS13335
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Sep 2026
its first announcement on record

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
153.51.192.0/1816,384ES-IPBROKER-19910923Valor Information Technologies, S.L. (ORG-VITS2-RIPE) · ESLEGACYMar 4, 2026abuse-ripe@ipbroker.info
└ 153.51.216.0/212,048TELEFONICA_NET001Telefonica de Espana S.A.U. (ORG-TDES2-RIPE) · ESLEGACYSep 10, 2026abuse@cloudflare.com

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 153.51.216.0/21

Prefix
153.51.216.0/21
Announced by
AS13335 Cloudflare, Inc.
Type
Hosting
RPKI
RPKI valid
Netname
TELEFONICA_NET001
Registrant
Telefonica de Espana S.A.U.
RIR
RIPE NCC
Registry

Holder

Organization
Valor Information Technologies, S.L.
Handle
ORG-VITS2-RIPE
Range
153.51.192.0/18
Registration type
LEGACY
Record created
Mar 4, 2026
Legacy
yes
Origin network

AS13335

US
Name
Cloudflare, Inc.
Type
Hosting
Registered
Jul 14, 2010
Domain
cloudflare.com
Website
www.cloudflare.com
Industry
Hosting and Cloud Provider
Spamhaus ASN-DROP
not listed
VPN servers
14