Data as of Nov 8, 2026
103.51.13.0/24
No anonymizer space · no proxy exits in 30 daysCloudflare, Inc. · space held by Cloud Rely Limited
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 |
|---|---|---|---|---|---|---|
| 103.51.12.0/22 | 1,024 | CRL-HK | Cloud Rely Limited (ORG-CRL1-AP) · HK | ALLOCATED PORTABLE | — | noc@ |
| └ 103.51.13.0/24 | 256 | WELLFULL | Wellfull Limited | ALLOCATED NON-PORTABLE | — | noc@ |
Network & registry
Registry
Holder
- Organization
- Cloud Rely Limited
- Handle
- ORG-CRL1-AP
- Range
- 103.
51. 12. 0/ 22 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Wellfull Limited
- Reallocated range
- 103.
51. 13. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
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
- Reactivated
- First seen
- Oct 2019
- Current origin since
- Apr 2026 · 7 mo
- Origin networks
- 2
- Last change of origin
- Apr 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.51.13.0/24 | AS13335 | /24 | APNIC | RPKI valid |
| 103.51.12.0/22 | AS63888 | /22 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 103.
51. 13. 0/ 24 - Netname
- WELLFULL
- Registrant
- Wellfull Limited
- Registrant country
- CN
- Organization
- Wellfull Limited
- Org country
- CN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jan 14, 2021
- Maintainer
- MAINT-CRL-HK
- RIR
- APNIC
- Country
- HK
- Delegated
- Feb 17, 2015
- Status
- assigned
Report abuse
Abuse contact
- noc@
tisp. com - Name
- ABUSE CRLHK
- Handle
- AC2342-AP