Data as of Nov 7, 2026

172.56.110.0/24

1 residential-proxy exit · 30 days

T-Mobile USA, Inc.

Announcement

172.56.104.0/21

RPKI valid

Announced by

AS21928

Type

Mobile

Risk

10 / 100 · Low

Shared address

Residential-proxy exits

Proxy exits

0.39% of its addresses · 30 days

Providers

selling exits here

Oct 8, 2026 – Nov 6, 2026

Exits seen per day

25 observations

Proxy providers listing exits

EnigmaProxy
FastProxy
NovaProxy
ProxyEmpire
RainProxy
VantageProxies

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
172.56.0.0/16 since Nov 2013	AS21928	Mobile	51,919 14,157 always on	T-Mobile USA, Inc.
172.32.0.0/11 since Sep 2016	AS21928	Mobile	118,098 35,241 always on	T-Mobile USA, Inc.

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Announced by

Covering announcement 172.56.104.0/21

Prefix: 172.56.104.0/21
Announced by: AS21928 T-Mobile USA, Inc.
Type: Mobile
Proxy exits: 1,535
Always-on exits: 253
RPKI: RPKI valid
Netname: TMO9
Registrant: T-Mobile USA, Inc.
RIR: ARIN

Origin network

AS21928

Name: T-Mobile USA, Inc.
Type: Internet provider
Registered: Jun 12, 2002
Domain: t-mobile.com
Website: www.t-mobile.com
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
172.56.0.0/16	AS21928	/23	ARIN	RPKI valid
172.32.0.0/11	AS21928	/24	ARIN	RPKI valid

IRR

Route objects on 172.56.104.0/21

Origin	Registry	Description	Maintainer	Modified
AS21928	ARIN	USA	MNT-TMOBI	Nov 14, 2024

172.56.110.0/24

Residential-proxy exits

Exits seen per day

Proxy providers listing exits

Announcements

Covering announcements

Network & registry

Covering announcement 172.56.104.0/21

AS21928

Covering aggregate above, the prefix's own history below

Routing history

Route origin authorizations

Route objects on 172.56.104.0/21

Registration for this announcement

Abuse contact