Data as of Nov 4, 2026
103.99.63.0/24
No anonymizer space · no proxy exits in 30 daysZenlayer Inc · space held by Shenzhen City Kayan Technology Co., Ltd
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
103.99.63.0/24
From the registry to its use
- Sep 27, 2017– May 12, 2018
- Jan 25, 2018– Feb 5, 2018AnnouncedAS136950 Hong Kong FireLine Network LTD
- May 1, 2018– Nov 16, 2021AnnouncedAS136950 Hong Kong FireLine Network LTD
- Feb 20, 2020– Mar 2, 2020
- Nov 29, 2021– Apr 21, 2022
- Apr 10, 2022– Feb 28, 2025AnnouncedAS136950 Hong Kong FireLine Network LTD
- Sep 9, 2025– today
- Sep 13, 2025Route objectIPXORADB route object for AS21859 Zenlayer Inc, maintainer MAINT-AS834
- todayRegistry recordShenzhen City Kayan Technology Co., LtdALLOCATED PORTABLE103.99.60.0/22
- todayRoute objectAS21859 Zenlayer IncAPNIC route object for AS21859 Zenlayer Inc, maintainer MAINT-KYA-CN
- todayLeased fromIPXOIP broker
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 |
|---|---|---|---|---|---|---|
| 103.99.60.0/22 | 1,024 | KYA-CN | Shenzhen City Kayan Technology Co., Ltd (ORG-SCKT1-AP) · CN | ALLOCATED PORTABLE | — | [email protected] |
| └ 103.99.62.0/23 | 512 | IPXO | IPXO | ALLOCATED NON-PORTABLE | — | [email protected] |
| └ 103.99.63.0/24 | 256 | NET-103-99-63-0-24 | unknown | ALLOCATED NON-PORTABLE | — | [email protected] |
Network & registry
Registry
Holder
- Organization
- Shenzhen City Kayan Technology Co., Ltd
- Handle
- ORG-SCKT1-AP
- Range
- 103.99.60.0/22
- Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Not named in the registry
- Reallocated range
- 103.99.63.0/24
- Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS21859
US
- Name
- Zenlayer Inc
- Type
- Hosting
- Registered
- Apr 2, 2013
- Domain
- zenlayer.com
- Website
- www.zenlayer.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 314
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Sep 2017
- Current origin since
- Sep 2025 · 1.2 yr
- Origin networks
- 3
- Last change of origin
- Sep 2025
Recorded history
History
- Handoffs
- 4
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.99.63.0/24 | AS21859 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 103.99.63.0/24
- Netname
- NET-103-99-63-0-24
- Registrant country
- SG
- Organization
- Not stated by the registry
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 21, 2025
- Maintainer
- MAINT-KYA-IPXO
- RIR
- APNIC
- Country
- CN
- Delegated
- Aug 21, 2017
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE NETUTILSAP
- Handle
- AN3251-AP