Data as of Nov 8, 2026

123.51.136.0/24

1 residential-proxy exit · 30 days

New Century InfoComm Tech Co., Ltd.

Announcement

this exact prefix

RPKI valid

Announced by

AS9919

Type

Residential

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

0.39% of its addresses · 30 days

Providers

selling exits here

Oct 9, 2026 – Nov 7, 2026

Exits seen per day

10 observations

Proxy providers listing exits

BirdProxies
Byteful
GSocks
Infatica
MangoProxy
NodeProxy
NovaProxy
VitalExclusive

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder
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	73 4 always on	New Century InfoComm Tech. Co., Ltd.
123.51.128.0/17 since Jul 2009	AS9919	Residential	146 9 always on	New Century InfoComm Tech. Co., Ltd.

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS9919

Name: New Century InfoComm Tech Co., Ltd.
Type: Internet provider
Registered: Mar 28, 2000
Domain: seed.net.tw
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
123.51.128.0/17	AS4780	/24	APNIC	Another network
123.51.128.0/17	AS9919	/24	APNIC	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS4780 not the origin	RADB	New Century InfoComm Tech Co., Ltd.	MAINT-AS4780	Jun 8, 2026
AS9919	RADB	NCIC route object	MAINT-AS4780	Mar 11, 2026

123.51.136.0/24

Residential-proxy exits

Exits seen per day

Proxy providers listing exits

Announcements

Covering announcements

Network & registry

AS9919

Covering aggregate above, the prefix's own history below

Routing history

Route origin authorizations

Route objects on the exact prefix

Registration for this announcement

Abuse contact