Data as of Nov 9, 2026
123.51.157.0/24
1 residential-proxy exit · 30 daysDigital United Inc. · space held by New Century InfoComm Tech. Co., Ltd.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Residential
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 19, 2026
from AS9919 New Century InfoComm Tech Co., Ltd.
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
19
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
355 observations
Proxy providers listing exits
- BirdProxies
- ByteProxies
- Byteful
- CliProxy
- EnigmaProxy
- FlashProxy
- FlexyProxies
- GonzoProxy
- IPPeak
- Infatica
- MangoProxy
- NodeProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- Proxyma
- Shifter
- VitalExclusive
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 123.51.128.0/19 since Jan 2014 | AS9919 | Residential | 60 4 always on | New Century InfoComm Tech. Co., Ltd. | |
| 123.51.128.0/18 since Jan 2014 | AS9919 | Residential | 74 4 always on | New Century InfoComm Tech. Co., Ltd. | |
| 123.51.128.0/17 since Jul 2009 | AS9919 | Residential | 147 9 always on | New Century InfoComm Tech. Co., Ltd. |
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 |
|---|---|---|---|---|---|---|
| 123.51.128.0/17 | 32,768 | NCICNET-NET | New Century InfoComm Tech. Co., Ltd. | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Registry
Holder
- Organization
- New Century InfoComm Tech. Co., Ltd.
- Range
- 123.
51. 128. 0/ 17 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4780
TW
- Name
- Digital United Inc.
- Type
- Internet provider
- Registered
- Jul 9, 1996
- Domain
- seed.net.tw
- Website
- www.seed.net.tw
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jan 2020
- Current origin since
- Oct 19, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Oct 19, 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 123.51.128.0/17 | AS4780 | /24 | APNIC | RPKI valid |
| 123.51.128.0/17 | AS9919 | /24 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 123.
51. 156. 0/ 22 - Netname
- NCICNET-NET
- Registrant
- New Century InfoComm Tech. Co., Ltd.
- Registrant country
- TW
- Organization
- New Century InfoComm Tech. Co., Ltd.
- Org country
- TW
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- Nov 20, 2008
- Status
- assigned
Report abuse
Abuse contact
- antispam@
seed. net. tw - Name
- IRT-NCIC-TW
- Handle
- IRT-NCIC-TW