Data as of Nov 3, 2026
103.131.178.0/23
No anonymizer space · no proxy exits in 30 daysShuangyu Communications Technology Co., Limited · space held by Shen Zhen Shi Fang Technology Co., Limited
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 103.131.178.0/24 since Jul 2024 | AS137995 | Unknown | Shen Zhen Shi Fang Technology Co., Limited via Hongkong YUN Net | |
| 103.131.179.0/24 since Apr 2025 | AS139743 | Unknown | Shen Zhen Shi Fang Technology Co., Limited via Hongkong YUN Net(jp) |
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 |
|---|---|---|---|---|---|---|
| 103.131.176.0/22 | 1,024 | SHENZHENSHIFANGTEC-CN | Shen Zhen Shi Fang Technology Co., Limited (ORG-SA109-AP) · CN | ALLOCATED PORTABLE | — | [email protected] |
| └ 103.131.178.0/23 | 512 | SF-HK | Hongkong YUN Net | ALLOCATED NON-PORTABLE | — | [email protected] |
| └ 103.131.178.0/24 | 256 | SF-HK | Hongkong YUN Net | ALLOCATED NON-PORTABLE | — | [email protected] |
| └ 103.131.179.0/24 | 256 | SF-JP | Hongkong YUN Net(jp) | ALLOCATED NON-PORTABLE | — | [email protected] |
Network & registry
Registry
Holder
- Organization
- Shen Zhen Shi Fang Technology Co., Limited
- Handle
- ORG-SA109-AP
- Range
- 103.131.176.0/22
- Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Hongkong YUN Net
- Reallocated range
- 103.131.178.0/23
- Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS137995
CN
- Name
- Shuangyu Communications Technology Co., Limited
- Type
- Internet provider
- Registered
- Jul 23, 2018
- Domain
- syctnet.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Oct 2018
- Current origin since
- Dec 2022 · 3.9 yr
- Origin networks
- 2
- Last change of origin
- Dec 2022
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.131.178.0/23 | AS136237 | /24 | APNIC | Another network |
| 103.131.176.0/22 | AS137995 | /24 | APNIC | RPKI valid |
| 103.131.176.0/22 | AS139743 | /24 | APNIC | Another network |
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 103.131.178.0/23
- Netname
- SF-HK
- Registrant
- Hongkong YUN Net
- Registrant country
- HK
- Organization
- Hongkong YUN Net
- Org country
- HK
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Sep 9, 2023
- Maintainer
- MAINT-SHENZHENSHIFANGTEC-CN
- RIR
- APNIC
- Country
- CN
- Delegated
- Oct 22, 2018
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE SHENZHENSHIFANGTECCN
- Handle
- AS2570-AP