Data as of Nov 10, 2026

201.151.0.0/16

611 residential-proxy exits · 30 days

Alestra, S. de R.L. de C.V.

Announcement

this exact prefix

RPKI valid

Announced by

AS11172

Type

Business

97% of it

Residential-proxy exits

Proxy exits

611

0.93% of its addresses · 30 days

Always-on exits

169

28% of its exits

Spread

135 of 256

/24s with at least one exit

Providers

118

selling exits here

Oct 11, 2026 – Nov 9, 2026

Exits seen per day

646K observations

Business
Internet provider

/24s with the most always-on exits

/24	Always-on exits	Proxy exits
201.151.69.0/24	56	94
201.151.118.0/24	17	41
201.151.21.0/24	15	23
201.151.52.0/24	7	10
201.151.17.0/24	5	8
201.151.55.0/24	5	8
201.151.23.0/24	4	19
201.151.12.0/24	4	10
201.151.48.0/24	3	8
201.151.119.0/24	3	6
201.151.238.0/24	3	6
201.151.124.0/24	3	5
201.151.54.0/24	2	6
201.151.8.0/24	2	6
201.151.120.0/24	2	5
201.151.154.0/24	2	5
201.151.229.0/24	2	5
201.151.143.0/24	2	3
201.151.108.0/24	1	86
201.151.5.0/24	1	9
201.151.6.0/24	1	7
201.151.200.0/24	1	5
201.151.223.0/24	1	4
201.151.166.0/24	1	4

Proxy providers listing exits

2Captcha
711Proxy
9Proxy
ASHBURNPROXIES
Ake.net
AnyIP
B2Proxy
BartProxies
BestProxy
BirdProxies
BlurPath
BottingTools
Bright Data
BuyingProxy
ByteProxies
Byteful
CatProxies
CliProxy
ColaProxy
CoreProxy
DataImpulse
Datarama
Decodo
EVOPROXY
EZProxies
EnigmaProxy
Evomi
FLEETPROXY
FastProxy
FlashProxy
FlexyProxies
FloppyData
GSocks
GeekProxy
Geonix
Geonode
GloryCloud
GoProxies
GonzoProxy
HPROXY
HideProxy
HydraProxy
IPCola
IPFly
IPMUSK
IPOasis
IPPeak
IPRoyal
Infatica
InfiniteProxies
KindProxy
Kookey
LUMIPROXY
LemonBright
LemonPrime
LightningProxies
LudaxProxy
MagneticProxy
MangoProxy
MarsProxies
Maskify
MoMoProxy
MrScraper
NSocks
NextProxy
NodeMaven
NodeProxy
NovProxy
NovaProxy
Novada
Oxylabs
PROXYSCRAPE
PSBProxy
PacketStream
PrivateByte
PrivateProxy
Proxies.fo
ProxiesVision
Proxio
Proxiware
Proxmint
Proxy-Cheap
Proxy-Seller
Proxy4U
ProxyEmpire
ProxyGeo
ProxyHat
ProxyRack
ProxyWing
Proxying
Proxyma
PuraRoute
Q2IP
RH7Proxy
RainProxy
RapidProxy
RealProxy
ResiProxies
RoamProxy
RolaProxy
SPYDERPROXY_BASIC
SPYDERPROXY_PREMIUM
Shifter
Smartproxy
StrikeProxy
SwiftProxy
TalorData
Thordata
ThunderProxy
VantageProxies
VibeProxies
VitalData
VitalExclusive
VitalProxy
Webshare
YumiProxy
ZENPROXY_LITE
ZENPROXY_PREMIUM

Announcements

Nesting

More-specifics by size

Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.

More specific

Announcements inside

Arrived

Sort

Prefix	Origin	Type	Proxy exits
201.151.0.0/21 since Feb 2016	AS11172	Business	21 2 always on
201.151.0.0/24 since Dec 2005	AS11172	Business
201.151.1.0/24 since Apr 2006	AS11172	Business
201.151.2.0/24 since Jun 2006	AS11172	Business	2
201.151.4.0/24 since Jan 2026	AS11172	Business	1
201.151.5.0/24 since Jan 2026	AS11172	Business	9 1 always on
201.151.8.0/21 since Apr 2007	AS11172	Business	25 7 always on
201.151.10.0/24 since Nov 2024	AS11172	Business	2
201.151.12.0/24 since Apr 2026	AS11172	Business	10 4 always on
201.151.16.0/21 since Feb 2016	AS11172	Business	61 24 always on
201.151.16.0/24 since Sep 2025	AS11172	Business
201.151.17.0/24 since Sep 2025	AS11172	Business	8 5 always on
201.151.18.0/24 since Sep 2025	AS11172	Business	7
201.151.19.0/24 since Sep 2025	AS11172	Business
201.151.20.0/24 since Oct 2025	AS11172	Business	4
201.151.21.0/24 since Oct 2025	AS11172	Business	23 15 always on
201.151.23.0/24 since Jan 2026	AS11172	Business	19 4 always on
201.151.24.0/21 since Feb 2016	AS11172	Business	3
201.151.25.0/24 since Feb 2018	AS11172	Business
201.151.31.0/24 since Oct 2015	AS11172	Business
201.151.32.0/21 since Feb 2016	AS11172	Business	1
201.151.40.0/21 since Feb 2016	AS11172	Business	6 1 always on
201.151.40.0/24 since Apr 2008	AS11172	Business
201.151.42.0/24 since Mar 2008	AS11172	Internet provider
201.151.43.0/24 since Mar 2008	AS11172	Internet provider
201.151.44.0/24 since Apr 2014	AS11172	Business
201.151.45.0/24 since Jul 2014	AS11172	Business	3
201.151.46.0/23 since Oct 2005	AS11172	Business	2 1 always on
201.151.48.0/21 since May 2024	AS11172	Business	46 18 always on
201.151.53.0/24 since Mar 2025	AS11172	Business	5
201.151.56.0/21 since Jun 2006	AS11172	Business	2 1 always on
201.151.59.0/24 since Jul 2005	AS11172	Business	1 1 always on
201.151.62.0/24 since Aug 2007	AS11172	Business	1
201.151.64.0/21 since May 2016	AS11172	Business	102 56 always on
201.151.64.0/24 since Oct 2005	AS11172	Business	1
201.151.65.0/24 since Nov 2005	AS11172	Business
201.151.66.0/24 since Oct 2005	AS11172	Business
201.151.67.0/24 since Jan 2026	AS11172	Business	2
201.151.68.0/24 since Jan 2026	AS11172	Business
201.151.69.0/24 since Jan 2026	AS11172	Business	94 56 always on
201.151.70.0/24 since Jan 2026	AS11172	Business	5
201.151.71.0/24 since Dec 2006	AS11172	Business
201.151.72.0/21 since May 2016	AS11172	Business	13 1 always on
201.151.72.0/23 since Feb 2007	AS11172	Business	2
201.151.73.0/24 since Mar 2017	AS11172	Business	1
201.151.76.0/23 since Oct 2005	AS11172	Business	1
201.151.78.0/24 since Jul 2014	AS11172	Business	1
201.151.80.0/21 since May 2016	AS11172	Business	5
201.151.82.0/23 since Oct 2005	AS11172	Business
201.151.84.0/23 since Oct 2005	AS11172	Business	1
201.151.85.0/24 since Feb 2014	AS11172	Business	1
201.151.86.0/23 since Oct 2005	AS11172	Business
201.151.87.0/24 since Jul 2014	AS11172	Business
201.151.88.0/21 since May 2016	AS11172	Business	6 1 always on
201.151.88.0/23 since Oct 2005	AS11172	Business	2
201.151.90.0/23 since Oct 2005	AS11172	Business
201.151.90.0/24 since Oct 2023	AS11172	Business
201.151.92.0/23 since Oct 2005	AS11172	Business	4 1 always on
201.151.94.0/23 since Oct 2005	AS11172	Business
201.151.96.0/21 since May 2016	AS11172	Business	1
201.151.96.0/23 since Oct 2005	AS11172	Business	1
201.151.96.0/24 since May 2018	AS11172	Business	1
201.151.98.0/23 since Oct 2005	AS11172	Business
201.151.100.0/23 since Oct 2005	AS11172	Business
201.151.102.0/23 since Oct 2005	AS11172	Business
201.151.104.0/21 since May 2016	AS11172	Business	96 2 always on
201.151.104.0/23 since Jul 2005	AS11172	Business	1
201.151.105.0/24 since Mar 2013	AS11172	Business	1
201.151.106.0/24 since Mar 2014	AS11172	Business	7
201.151.109.0/24 since Apr 2013	AS11172	Business
201.151.110.0/24 since Mar 2018	AS11172	Business
201.151.111.0/24 since Sep 2017	AS11172	Business	1 1 always on
201.151.112.0/21 since May 2024	AS11172	Business	61 24 always on
201.151.116.0/24 since Jul 2024	AS11172	Business	3 1 always on
201.151.117.0/24 since Jul 2024	AS11172	Business	3
201.151.118.0/24 since Jun 2024	AS11172	Business	41 17 always on
201.151.120.0/21 since May 2016	AS11172	Business	14 6 always on
201.151.123.0/24 since Jun 2017	AS11172	Business	2
201.151.124.0/24 since Jul 2005	AS11172	Business	5 3 always on
201.151.125.0/24 since Aug 2005	AS11172	Business	1
201.151.126.0/24 since Sep 2005	AS11172	Business
201.151.127.0/24 since Nov 2005	AS11172	Business	1 1 always on
201.151.128.0/21 since Oct 2015	AS11172	Business	6 1 always on
201.151.128.0/24 since Nov 2005	AS11172	Business
201.151.130.0/23 since Jan 2007	AS11172	Business
201.151.130.0/24 since Mar 2018	AS11172	Business
201.151.132.0/23 since Jan 2007	AS11172	Business	2
201.151.132.0/24 since Jan 2018	AS11172	Business
201.151.133.0/24 since Oct 2020	AS11172	Business	2
201.151.135.0/24 since Nov 2018	AS11172	Business	2 1 always on
201.151.136.0/21 since Nov 2005	AS11172	Business	11 3 always on
201.151.137.0/24 since Oct 2006	AS11172	Business
201.151.139.0/24 since Jan 2017	AS11172	Business	1
201.151.141.0/24 since Aug 2025	AS11172	Business	1
201.151.143.0/24 since Apr 2014	AS11172	Business	3 2 always on
201.151.144.0/21 since Dec 2006	AS11172	Business	8 2 always on
201.151.144.0/24 since Apr 2014	AS11172	Business	2
201.151.148.0/24 since Apr 2015	AS11172	Business	2
201.151.149.0/24 since Apr 2014	AS11172	Business	2 1 always on
201.151.150.0/24 since Oct 2021	AS265615	Internet provider
201.151.151.0/24 since Nov 2021	AS265615	Internet provider
201.151.152.0/21 since Dec 2006	AS11172	Business	13 2 always on
201.151.156.0/24 since Oct 2021	AS265615	Internet provider	3
201.151.158.0/24 since Jun 2017	AS11172	Business	3
201.151.160.0/21 since Dec 2006	AS11172	Business	8 1 always on
201.151.160.0/24 since Jun 2023	AS11172	Business	2
201.151.161.0/24 since Jun 2023	AS11172	Business	2
201.151.162.0/24 since Jun 2023	AS11172	Business
201.151.163.0/24 since Jun 2023	AS11172	Business
201.151.164.0/24 since Jun 2023	AS11172	Business
201.151.165.0/24 since May 2012	AS11172	Business
201.151.166.0/24 since Jul 2014	AS11172	Business	4 1 always on
201.151.167.0/24 since May 2014	AS11172	Business
201.151.176.0/21 since Dec 2006	AS11172	Business	8
201.151.177.0/24 since Nov 2021	AS265615	Internet provider	2
201.151.178.0/24 since Nov 2021	AS265615	Internet provider	4
201.151.179.0/24 since Apr 2013	AS11172	Business	1
201.151.181.0/24 since Oct 2014	AS11172	Business
201.151.182.0/24 since Mar 2023	AS11172	Business
201.151.183.0/24 since May 2013	AS11172	Business
201.151.184.0/21 since Dec 2006	AS11172	Business	2
201.151.188.0/24 since Mar 2015	AS11172	Business
201.151.189.0/24 since Jun 2007	AS11172	Business
201.151.190.0/24 since Nov 2014	AS11172	Business	1
201.151.192.0/21 since May 2016	AS11172	Business	12 2 always on
201.151.192.0/23 since Oct 2005	AS11172	Business	6 1 always on
201.151.193.0/24 since Jul 2014	AS11172	Business	2
201.151.194.0/24 since May 2007	AS11172	Business	1
201.151.197.0/24 since Nov 2013	AS11172	Business
201.151.199.0/24 since Feb 2010	AS11172	Business	1 1 always on
201.151.200.0/21 since Oct 2015	AS11172	Business	15 1 always on
201.151.200.0/24 since Nov 2012	AS11172	Business	5 1 always on
201.151.201.0/24 since Nov 2012	AS11172	Business	3
201.151.202.0/24 since Mar 2018	AS11172	Business
201.151.204.0/23 since Feb 2006	AS11172	Business	4
201.151.208.0/21 since May 2016	AS11172	Business	4 1 always on
201.151.209.0/24 since Nov 2005	AS11172	Business
201.151.210.0/24 since Nov 2005	AS11172	Internet provider	1
201.151.211.0/24 since Jan 2022	AS11172	Business	2 1 always on
201.151.212.0/24 since Dec 2005	AS11172	Business
201.151.213.0/24 since Nov 2019	AS11172	Business
201.151.214.0/24 since May 2022	AS11172	Business	1
201.151.216.0/21 since May 2016	AS11172	Business	19 5 always on
201.151.217.0/24 since Jul 2026	AS11172	Business	2 1 always on
201.151.224.0/21 since May 2016	AS11172	Business	17 3 always on
201.151.224.0/24 since Jan 2008	AS11172	Business	1
201.151.226.0/24 since Nov 2011	AS11172	Business
201.151.228.0/24 since Oct 2007	AS11172	Business
201.151.230.0/24 since Jul 2014	AS11172	Business	2
201.151.232.0/21 since Feb 2006	AS11172	Business	14 3 always on
201.151.235.0/24 since Apr 2006	AS11172	Business
201.151.237.0/24 since Mar 2014	AS11172	Business	1
201.151.240.0/21 since Jan 2006	AS11172	Business	8 1 always on
201.151.240.0/24 since Oct 2006	AS11172	Business
201.151.242.0/24 since Sep 2015	AS11172	Business	3
201.151.243.0/24 since Sep 2011	AS11172	Business
201.151.244.0/24 since Apr 2007	AS11172	Business	1
201.151.245.0/24 since Sep 2011	AS11172	Business
201.151.246.0/24 since Apr 2007	AS11172	Business
201.151.247.0/24 since Sep 2011	AS11172	Business	2
201.151.248.0/21 since Dec 2005	AS11172	Business	5 1 always on
201.151.249.0/24 since Feb 2014	AS11172	Business
201.151.250.0/24 since Mar 2017	AS11172	Business	1
201.151.251.0/24 since Mar 2017	AS11172	Business	1
201.151.254.0/24 since Mar 2017	AS11172	Business
201.151.255.0/24 since Aug 2025	AS11172	Business

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
201.151.0.0/16	65,536	—	Alestra, S. de R.L. de C.V. (MX-ALES-LACNIC)	allocated	May 30, 2005	admcapacidadipaxtel@axtel.com.mx
└ 201.151.150.0/24	256	—	Assetel SA de CV (MX-ASCV78-LACNIC)	reallocated	Jul 2, 2021	jgonzalez@assetel.com
└ 201.151.151.0/24	256	—	Assetel SA de CV (MX-ASCV78-LACNIC)	reallocated	Jul 2, 2021	network@assetel.com
└ 201.151.156.0/24	256	—	Assetel SA de CV (MX-ASCV78-LACNIC)	reallocated	Jul 2, 2021	cccasarrubias@hotmail.com
└ 201.151.177.0/24	256	—	Assetel SA de CV (MX-ASCV78-LACNIC)	reallocated	Jul 2, 2021	cccasarrubias@hotmail.com
└ 201.151.178.0/24	256	—	Assetel SA de CV (MX-ASCV78-LACNIC)	reallocated	Jul 2, 2021	cccasarrubias@hotmail.com
└ 201.151.194.0/24	256	—	Grupo Editorial Notmusa (MX-GENO2-LACNIC)	reassigned	Mar 11, 2008	admcapacidadipaxtel@axtel.com.mx

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses

Type	Addresses	Share	Ranges
Business	63,488	97%	181
Internet provider	2,048	3.1%	8

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern: Stable
First seen: Apr 2007
Current origin since: Apr 2007 · 20 yr
Origin networks: 1

RPKI

Route origin authorizations

ROA prefix	ASN	Max len	Anchor	Verdict
201.151.0.0/16	AS6503	/24	LACNIC	Another network
201.151.0.0/16	AS11172	/24	LACNIC	RPKI valid

IRR

Route objects on the exact prefix

Origin	Registry	Description	Maintainer	Modified
AS6503 not the origin	RADB	Proxy-registered route object	MAINT-AS3491	Mar 28, 2025
AS11172	RADB	Proxy-registered route object	MAINT-AS3491	Mar 28, 2025