Data as of Nov 6, 2026
153.51.216.0/21
No anonymizer space · no proxy exits in 30 daysCloudflare, Inc. · space held by Valor Information Technologies, S.L.
Announcement
this exact prefix
RPKI valid
Announced by
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 the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 153.51.192.0/18 | 16,384 | ES-IPBROKER-19910923 | Valor Information Technologies, S.L. (ORG-VITS2-RIPE) · ES | LEGACY | Mar 4, 2026 | abuse-ripe@ |
| └ 153.51.216.0/21 | 2,048 | TELEFONICA_ | Telefonica de Espana S.A.U. (ORG-TDES2-RIPE) · ES | LEGACY | Sep 10, 2026 | abuse@ |
Network & registry
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
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2026
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 153.51.216.0/21 | AS13335 | /21 | RIPE | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS13335 | RIPE | MNT-IPBROKER | Sep 25, 2026 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 153.51.216.0/22 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.216.0/23 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.216.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 25, 2026 | |
| 153.51.217.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.218.0/23 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.218.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.219.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.220.0/22 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.220.0/22 | AS272105 | RIPE | MNT-IPBROKER | Jun 2, 2026 | |
| 153.51.220.0/23 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.220.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.221.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.222.0/23 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.222.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 | |
| 153.51.223.0/24 | AS13335 | RIPE | MNT-IPBROKER | Sep 10, 2026 |
Whois
Registration for this announcement
- Range
- 153.
51. 216. 0/ 21 - Netname
- TELEFONICA_
NET001 - Registrant
- Telefonica de Espana S.A.U.
- Registrant country
- ES
- Organization
- Telefonica de Espana S.A.U. (ORG-TDES2-RIPE)
- Org country
- ES
- Type
- LEGACY
- Created
- Sep 10, 2026
- Updated
- Sep 24, 2026
- Maintainer
- mnt-ipbroker
- RIR
- RIPE NCC
- Country
- ES
- Delegated
- Sep 23, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cloudflare. com - Name
- TELEFONICA_ESPANHA_ABUSE
- Handle
- TA9951-RIPE