Data as of Nov 4, 2026

121.3.51.0/24

4 residential-proxy exits · 30 days

Sony Network Communications Inc.

Announcement

121.2.0.0/15

RPKI valid

Announced by

AS2527

Type

Residential

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

1.6% of its addresses · 30 days

Always-on exits

25% of its exits

Providers

selling exits here

Oct 5, 2026 – Nov 3, 2026

Exits seen per day

1.7K observations

Proxy providers listing exits

BartProxies
BirdProxies
ByteProxies
Byteful
CliProxy
EnigmaProxy
FlashProxy
FlexyProxies
GSocks
Geonix
GonzoProxy
IPPeak
Infatica
LemonLabs
MangoProxy
NodeProxy
NovaProxy
Proxiware
Proxy-Seller
ProxyEmpire
Proxyma
RainProxy
Shifter
VantageProxies
VitalExclusive

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Announced by

Covering announcement 121.2.0.0/15

Prefix: 121.2.0.0/15
Announced by: AS2527 Sony Network Communications Inc.
Type: Residential
Proxy exits: 574
Always-on exits: 34
RPKI: RPKI valid
Netname: So-net
Registrant: Sony Network Communications Inc.
RIR: APNIC

Origin network

AS2527

Name: Sony Network Communications Inc.
Type: Internet provider
Registered: Apr 5, 2002
Domain: sonynetwork.co.jp
Website: www.so-net.ne.jp/
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
121.2.0.0/15	AS2527	/24	APNIC	RPKI valid

IRR

Route objects on 121.2.0.0/15

Origin	Registry	Description	Maintainer	Modified
AS2527	RADB	Sony Network Communications Inc.	MAINT-AS2527	Nov 13, 2023
AS2527	NTTCOM	Sony Network Communications Inc.	MAINT-AS2527	May 27, 2020
AS2527	JPIRR	Sony Network Communications Inc.	MAINT-AS2527	Apr 2, 2026

121.3.51.0/24

Residential-proxy exits

Exits seen per day

Proxy providers listing exits

Network & registry

Covering announcement 121.2.0.0/15

AS2527

Who has announced 121.2.0.0/15

Routing history

Route origin authorizations

Route objects on 121.2.0.0/15

Registration for this announcement

Abuse contact