Data as of Nov 6, 2026
103.84.139.0/28
No anonymizer space · no proxy exits in 30 daysShuangyu Communications Technology Co., Limited · space held by Shanghai Shuangyu Communication Technology co.,Ltd.
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin Sep 2026
from AS137995 Shuangyu Communications Technology Co., Limited, after 2 years unannounced
Residential-proxy exits
Proxy exits
2
13% of its addresses · listed by providers
Providers
7
selling exits here
Proxy providers listing exits
- Byteful
- FastProxy
- GSocks
- Infatica
- LemonBright
- NodeProxy
- Shifter
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 103.84.138.0/23 since Mar 2023 | AS136237 | Internet provider | 3 | Shanghai Shuangyu Communication Technology co.,Ltd. | |
| 103.84.136.0/22 since Mar 2024 | AS136237 | Internet provider | 9 1 always on | Shanghai Shuangyu Communication Technology co.,Ltd. |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 103.84.136.0/22 | 1,024 | SSCTC-CN | Shanghai Shuangyu Communication Technology co.,Ltd. (ORG-SSCT1-AP) · CN | ALLOCATED PORTABLE | — | mark@ |
| └ 103.84.139.0/24 | 256 | SSCTC-HK | Hong Kong SY Technology co.,Ltd. | ALLOCATED NON-PORTABLE | — | mark@ |
| └ 103.84.139.0/28 | 16 | SSCTC-HK | Hong Kong SY Technology co.,Ltd. | ASSIGNED NON-PORTABLE | — | mark@ |
Network & registry
Announced by
Covering announcement 103.84.139.0/24
- Prefix
- 103.84.139.0/24
- Announced by
- AS137995 Shuangyu Communications Technology Co., Limited
- Type
- Unknown
- Proxy exits
- 2
- RPKI
- RPKI valid
- Netname
- SSCTC-HK
- Registrant
- Hong Kong SY Technology co.,Ltd.
- RIR
- APNIC
Registry
Holder
- Organization
- Shanghai Shuangyu Communication Technology co.,Ltd.
- Handle
- ORG-SSCT1-AP
- Range
- 103.
84. 136. 0/ 22 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- Hong Kong SY Technology co.,Ltd.
- Reallocated range
- 103.
84. 139. 0/ 24 - 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
Covering aggregate above, the prefix's own history below
103.84.139.0/24
Routing history
- Pattern
- Reactivated
- First seen
- Mar 2017
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Jul 2024
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.84.136.0/22 | AS136237 | /24 | APNIC | Another network |
| 103.84.136.0/22 | AS137995 | /24 | APNIC | RPKI valid |
| 103.84.136.0/22 | AS139743 | /24 | APNIC | Another network |
IRR
Route objects on 103.84.139.0/24
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS136237 not the origin | APNIC | Shanghai Shuangyu Communication Technology co.,Ltd. | MAINT-SSCTC-CN | Apr 29, 2022 |
| AS137995 | APNIC | Shanghai Shuangyu Communication Technology co.,Ltd. | MAINT-SSCTC-CN | Apr 25, 2022 |
| AS139743 not the origin | APNIC | Hong Kong SY Technology co.,Ltd. | MAINT-SSCTC-CN | Jul 6, 2022 |
Whois
Registration for this announcement
- Range
- 103.
84. 139. 0/ 24 - Netname
- SSCTC-HK
- Registrant
- Hong Kong SY Technology co.,Ltd.
- Registrant country
- HK
- Organization
- Hong Kong SY Technology co.,Ltd.
- Org country
- HK
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jul 6, 2022
- Maintainer
- MAINT-SSCTC-CN
- RIR
- APNIC
- Country
- CN
- Delegated
- Jan 27, 2017
- Status
- assigned
Report abuse
Abuse contact
- mark@
syctnet. com - Name
- ABUSE SSCTCCN
- Handle
- AS2258-AP