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Data as of Nov 15, 2026

75.48.0.0/12

256 anonymizer addresses · 0.02% · ISP proxy

AT&T Enterprises, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS7018
Type
Residential
>99% of it

Residential-proxy exits

Proxy exits
3,841
0.37% of its addresses · listed by providers
Always-on exits
629
16% of its exits
Spread
792 of 4,096
/24s with at least one exit
Providers
140
selling exits here

/24s with the most always-on exits

/24Always-on exitsProxy exits
75.63.212.0/24124125
75.58.52.0/24617
75.48.63.0/24611
75.60.204.0/24521
75.54.96.0/24519
75.60.205.0/24517
75.63.3.0/24515
75.60.7.0/24511
75.60.159.0/24421
75.60.157.0/24419
75.52.83.0/24417
75.54.97.0/24416
75.62.233.0/24415
75.49.72.0/24411
75.49.115.0/2449
75.60.156.0/24317
75.61.144.0/24316
75.60.101.0/24315
75.53.71.0/24313
75.60.18.0/24313
75.51.21.0/24312
75.62.177.0/24312
75.60.217.0/24312
75.54.193.0/24311

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IPv4 market

Path

1 · Holder
AT&T Enterprises, LLC
record created Feb 28, 2006
2 · Leased from
not leased
3 · Announced by
AS7018 AT&T Enterprises, LLC
since Oct 2013 · 13.1 yr ago
4 · Use
Residential
anonymizer space, operator not named

Lineage

How this block came to its use, oldest first. The whole IPv4 market →

75.48.0.0/12

From the registry to its use

  1. Feb 28, 2006
    Registry record
    AT&T Enterprises, LLC
    Direct Allocation
    75.47.192.0 - 75.63.255.255
  2. Oct 1, 2006– Nov 1, 2013
    Announced
    AS7132 AT&T Enterprises, LLC
  3. Oct 1, 2013– today
    Announced
    AS7018 AT&T Enterprises, LLC
    Internet provider
  4. Sep 17, 2019
    Route object
    AS18712 Everfast Fiber Networks LLC
    RADB route object for AS18712 Everfast Fiber Networks LLC, maintainer MAINT-CCI
    75.63.248.0/23
  5. Oct 15, 2019
    Route object
    AS17338 Unitas Global
    RADB route object for AS17338 Unitas Global, maintainer MAINT-AS1828
    75.63.248.0/23
  6. Oct 15, 2019
    Route object
    AS17338 Unitas Global
    RADB route object for AS17338 Unitas Global, maintainer MAINT-AS1828
    75.63.248.0/24
  7. Sep 10, 2025
    Route object
    AS394720 Alamo Community College District
    ARIN route object for AS394720 Alamo Community College District, maintainer MNT-AEL-360
    75.54.32.0/21

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

PrefixOriginTypeHolderRPKI
75.54.32.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC
75.54.33.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC
75.54.34.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC
75.54.35.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC
75.54.36.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC
75.54.37.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC
75.54.38.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC
75.54.39.0/24
since Jul 2025
AS394720BusinessAT&T Enterprises, LLC

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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
75.47.192.0 - 75.63.255.2551,064,960SBCIS-SBIS-6BLKAT&T Enterprises, LLC (AEL-360) · USDirect AllocationFeb 28, 2006abuse@att.net
└ 75.49.100.72/298SBC07504910007229061102012233unknown———
└ 75.49.100.104/298SBC07504910010429061103023506unknown———
└ 75.49.100.120/298SBC07504910012029061103092116unknown———
└ 75.49.100.144/298SBC07504910014429061109184105unknown———
└ 75.49.100.152/298SBC07504910015229061109221713unknown———
└ 75.49.100.176/298SBC07504910017629061110091223unknown———
└ 75.49.100.184/298SBC07504910018429061111044550unknown———
└ 75.49.100.192/298SBC07504910019229061112062209unknown———
└ 75.49.100.208/298SBC07504910020829061112101109unknown———
└ 75.49.100.216/298SBC07504910021629061115070814unknown———
└ 75.49.100.232/298SBC07504910023229061122010251unknown———
└ 75.49.100.240/298SBC07504910024029061122071746unknown———
└ 75.49.101.16/298SBC07504910101629061102030122unknown———
└ 75.49.101.32/298SBC07504910103229061102223909unknown———
└ 75.49.101.40/298SBC07504910104029061103221835unknown———
└ 75.49.101.48/298SBC07504910104829061103222434unknown———
└ 75.49.101.72/298SBC07504910107229061115061253unknown———
└ 75.49.101.88/298SBC07504910108829061123032546unknown———
└ 75.49.101.96/298SBC07504910109629061130003549unknown———
└ 75.49.101.128/298SBC07504910112829061205052522unknown———
└ 75.49.101.136/298SBC07504910113629061207030920unknown———
└ 75.49.101.144/298SBC07504910114429061208032915unknown———
└ 75.49.101.152/298SBC07504910115229061214171415unknown———
└ 75.49.101.168/298SBC07504910116829061215211130unknown———
└ 75.49.101.184/298SBC07504910118429061219221116unknown———
└ 75.49.101.200/298SBC07504910120029061222052517unknown———
└ 75.49.101.216/298SBC07504910121629061223221748unknown———
└ 75.49.101.224/298SBC07504910122429061223232242unknown———
└ 75.49.101.248/298SBC-75-49-101-248-29-0701131617unknown———
└ 75.49.102.0/298SBC07504910200029061115070726unknown———
└ 75.49.102.8/298SBC07504910200829061116170712unknown———
└ 75.49.102.16/298SBC07504910201629061102012743unknown———
└ 75.49.102.64/298SBC07504910206429061110090651unknown———
└ 75.49.102.72/298SBC07504910207229061114150848unknown———
└ 75.49.102.192/298SBC07504910219229061219201738unknown———
└ 75.49.102.224/298SBC07504910222429061222212143unknown———
└ 75.49.102.232/298SBC-75-49-102-232-29-0708182048unknown———
└ 75.49.103.0/298SBC-75-49-103-0-29-0701254245unknown———
└ 75.49.103.16/298SBC-75-49-103-16-29-0702010845unknown———
└ 75.49.103.48/298SBC-75-49-103-48-29-0702032416unknown———
└ 75.49.103.64/298SBC-75-49-103-64-29-0702064445unknown———
└ 75.49.103.80/298SBC-75-49-103-80-29-0702084358unknown———
└ 75.49.103.104/298SBC-75-49-103-104-29-0702091126unknown———
└ 75.49.103.112/298SBC-75-49-103-112-29-0702091142unknown———
└ 75.49.103.184/298SBC-75-49-103-184-29-0702141330unknown———
└ 75.49.103.192/298SBC-75-49-103-192-29-0702141342unknown———
└ 75.49.103.200/298SBC-75-49-103-200-29-0702141348unknown———
└ 75.49.103.208/298SBC-75-49-103-208-29-0702163659unknown———
└ 75.49.103.224/298SBC-75-49-103-224-29-0702163751unknown———
└ 75.49.103.240/298SBC-75-49-103-240-29-0702163915unknown———
└ 75.49.104.8/298SBC07504910400829061024212422unknown———
└ 75.49.104.16/298SBC07504910401629061025001732unknown———
└ 75.49.104.32/298SBC07504910403229061025010339unknown———
└ 75.49.104.56/298SBC07504910405629061026010717unknown———
└ 75.49.104.88/298SBC07504910408829061101214736unknown———
└ 75.49.104.96/298SBC07504910409629061102022447unknown———
└ 75.49.104.136/298SBC07504910413629061107071921unknown———
└ 75.49.104.160/298SBC07504910416029061108201454unknown———
└ 75.49.104.176/298SBC07504910417629061109082826unknown———
└ 75.49.104.184/298SBC07504910418429061109221104unknown———
└ 75.49.104.208/298SBC07504910420829061114055912unknown———
└ 75.49.104.216/298SBC07504910421629061115061831unknown———
└ 75.49.105.0/2816SBC07504910500028061121061100unknown———
└ 75.49.105.32/298SBC07504910503229061123032822unknown———
└ 75.49.105.40/298SBC07504910504029061125052231unknown———
└ 75.49.105.48/298SBC07504910504829061129233352unknown———
└ 75.49.105.64/298SBC07504910506429061203173909unknown———
└ 75.49.105.80/298SBC07504910508029061206064115unknown———
└ 75.49.105.96/298SBC07504910509629061211023118unknown———
└ 75.49.105.112/298SBC07504910511229061215210409unknown———
└ 75.49.105.120/298SBC07504910512029061228060302unknown———
└ 75.49.105.160/298SBC-75-49-105-160-29-0701072244unknown———
└ 75.49.105.168/298SBC-75-49-105-168-29-0701073512unknown———
└ 75.49.105.184/298SBC-75-49-105-184-29-0701173846unknown———
└ 75.49.105.208/298SBC-75-49-105-208-29-0701212808unknown———
└ 75.49.105.216/298SBC-75-49-105-216-29-0701254552unknown———
└ 75.49.105.232/298SBC-75-49-105-232-29-0701271012unknown———
└ 75.49.105.240/298SBC-75-49-105-240-29-0701293543unknown———
└ 75.49.106.0/298SBC07504910600029061025003810unknown———
└ 75.49.106.8/298SBC07504910600829061025010849unknown———
└ 75.49.106.16/298SBC07504910601629061025011943unknown———
└ 75.49.106.24/298SBC07504910602429061025014029unknown———
└ 75.49.106.32/298SBC07504910603229061025022509unknown———
└ 75.49.106.48/298SBC-75-49-106-48-29-1102185136unknown———
└ 75.49.106.56/298SBC07504910605629061026010204unknown———
└ 75.49.106.64/298SBC-75-49-106-64-29-1101242800unknown———
└ 75.49.106.80/298SBC07504910608029061026021204unknown———
└ 75.49.106.88/298SBC07504910608829061026021258unknown———
└ 75.49.106.96/298SBC-75-49-106-96-29-1002101807unknown———
└ 75.49.106.104/298SBC07504910610429061026042541unknown———
└ 75.49.106.120/298SBC07504910612029061027011642unknown———
└ 75.49.106.128/298SBC07504910612829061027015616unknown———
└ 75.49.106.136/298SBC07504910613629061027232250unknown———
└ 75.49.106.144/298SBC07504910614429061027233117unknown———
└ 75.49.106.152/298SBC07504910615229061028001754unknown———
└ 75.49.106.168/298SBC07504910616829061028011525unknown———
└ 75.49.106.184/298SBC07504910618429061030212623unknown———
└ 75.49.106.192/298SBC07504910619229061031011820unknown———
└ 75.49.106.208/298SBC07504910620829061031055436unknown———
└ 75.49.106.216/298SBC07504910621629061031055458unknown———
└ 75.49.106.224/298SBC07504910622429061031062115unknown———
└ 75.49.106.232/298SBC07504910623229061031224417unknown———
└ 75.49.106.240/298SBC07504910624029061101010237unknown———
└ 75.49.106.248/298SBC07504910624829061101011425unknown———
└ 75.49.107.0/298SBC07504910700029061109185032unknown———
└ 75.49.107.24/298SBC07504910702429061026220902unknown———
└ 75.49.107.40/298SBC07504910704029061107025543unknown———
└ 75.49.107.56/298SBC07504910705629061201171916unknown———
└ 75.49.107.64/2732SBC07504910706427061214080647unknown———
└ 75.49.107.96/298SBC07504910709629061229111607unknown———
└ 75.49.107.120/298SBC07504910712029070103075136unknown———
└ 75.49.107.128/298SBC-75-49-107-128-29-0708140727unknown———
└ 75.49.107.136/298SBC07504910713629070103123026unknown———
└ 75.49.107.144/298SBC07504910714429070105064311unknown———
└ 75.49.107.152/298SBC-75-49-107-152-29-0701083639unknown———
└ 75.49.107.160/298SBC-75-49-107-160-29-0701090752unknown———
└ 75.49.107.168/298SBC-75-49-107-168-29-0701103555unknown———
└ 75.49.107.184/298SBC-75-49-107-184-29-0701110521unknown———
└ 75.49.107.192/298SBC-75-49-107-192-29-0701162115unknown———
└ 75.49.107.200/298SBC-75-49-107-200-29-0701173759unknown———
└ 75.49.107.208/298SBC-75-49-107-208-29-0701174323unknown———
└ 75.49.107.216/298SBC-75-49-107-216-29-0701170316unknown———
└ 75.49.107.240/298SBC-75-49-107-240-29-0701204744unknown———
└ 75.49.107.248/298SBC-75-49-107-248-29-0701212736unknown———
└ 75.49.132.16/298SBC07504913201629061027003536unknown———
└ 75.49.132.24/298SBC07504913202429061028004406unknown———
└ 75.49.132.104/298SBC07504913210429061114111137unknown———
└ 75.49.132.152/298SBC07504913215229061117065520unknown———
└ 75.49.132.160/298SBC07504913216029061122021847unknown———
└ 75.49.132.168/298SBC07504913216829061122081258unknown———
└ 75.49.132.184/298SBC07504913218429061123023832unknown———
└ 75.49.132.192/298SBC07504913219229061129200943unknown———
└ 75.49.132.200/298SBC07504913220029061130132139unknown———
└ 75.49.132.208/298SBC07504913220829061205091102unknown———
└ 75.49.132.240/298SBC07504913224029061208021134unknown———
└ 75.49.133.24/298SBC07504913302429061219223213unknown———
└ 75.49.133.48/298SBC07504913304829061219224510unknown———
└ 75.49.133.64/298SBC-75-49-133-64-29-0701092013unknown———
└ 75.49.133.72/298SBC-75-49-133-72-29-0701132610unknown———
└ 75.49.133.80/298SBC07504913308029061220232958unknown———
└ 75.49.133.88/298SBC07504913308829061221003759unknown———
└ 75.49.133.96/298SBC07504913309629061222055633unknown———
└ 75.49.133.120/298SBC07504913312029070103071845unknown———
└ 75.49.133.144/298SBC-75-49-133-144-29-0701143953unknown———
└ 75.49.133.152/298SBC-75-49-133-152-29-0701142447unknown———
└ 75.49.133.160/298SBC-75-49-133-160-29-0701142448unknown———
└ 75.49.133.184/298SBC-75-49-133-184-29-0701191819unknown———
└ 75.49.133.200/298SBC-75-49-133-200-29-0701203428unknown———
└ 75.49.133.232/298SBC-75-49-133-232-29-0701281102unknown———
└ 75.49.134.24/298SBC07504913402429061109022942unknown———
└ 75.49.134.32/298SBC07504913403229061109083350unknown———
└ 75.49.134.48/298SBC07504913404829061109083928unknown———
└ 75.49.134.56/298SBC-75-49-134-56-29-0906263057unknown———
└ 75.49.134.64/298SBC-75-49-134-64-29-1804182219unknown———
└ 75.49.134.72/298SBC07504913407229061111042758unknown———
└ 75.49.134.88/298SBC07504913408829061115063448unknown———
└ 75.49.134.104/298SBC07504913410429061117084437unknown———
└ 75.49.134.112/298SBC07504913411229061117090255unknown———
└ 75.49.134.120/298SBC-75-49-134-120-29-1808270727unknown———
└ 75.49.134.136/298SBC07504913413629061122081335unknown———
└ 75.49.134.152/298SBC07504913415229061122090505unknown———
└ 75.49.134.176/298SBC-75-49-134-176-29-1912033426unknown———
└ 75.49.134.232/298SBC07504913423229061129204723unknown———
└ 75.49.134.248/298SBC07504913424829061129213949unknown———
└ 75.49.135.0/298SBC07504913500029061129234728unknown———
└ 75.49.135.32/298SBC-75-49-135-32-29-0907074140unknown———
└ 75.49.135.40/298SBC07504913504029061201124929unknown———
└ 75.49.135.72/298SBC07504913507229061207065822unknown———
└ 75.49.135.80/298SBC07504913508029061208014242unknown———
└ 75.49.135.88/298SBC07504913508829061208015215unknown———
└ 75.49.135.112/298SBC07504913511229061208063310unknown———
└ 75.49.135.120/298SBC07504913512029061211120903unknown———
└ 75.49.135.160/298SBC07504913516029061214112602unknown———
└ 75.49.135.200/298SBC07504913520029061217205441unknown———
└ 75.49.135.216/298SBC07504913521629061218205629unknown———
└ 75.49.135.232/298SBC07504913523229061219132359unknown———
└ 75.49.135.240/298SBC-75-49-135-240-29-1011050503unknown———
└ 75.49.135.248/298SBC07504913524829061220114342unknown———
└ 75.49.136.0/298SBC-75-49-136-0-29-1012032310unknown———
└ 75.49.136.40/298SBC-75-49-136-40-29-1102281245unknown———
└ 75.49.136.48/298SBC07504913604829061026015309unknown———
└ 75.49.136.64/298SBC-75-49-136-64-29-0909093931unknown———
└ 75.49.136.80/298SBC07504913608029061027012500unknown———
└ 75.49.136.96/298SBC07504913609629061028001005unknown———
└ 75.49.136.104/298SBC07504913610429061030185038unknown———
└ 75.49.136.112/298SBC07504913611229061030205329unknown———
└ 75.49.136.120/298SBC-75-49-136-120-29-1008163940unknown———
└ 75.49.136.128/298SBC07504913612829061031013855unknown———
└ 75.49.136.192/298SBC07504913619229061101171201unknown———
└ 75.49.136.200/298SBC-75-49-136-200-29-0909113441unknown———
└ 75.49.136.208/298SBC07504913620829061101221107unknown———
└ 75.49.136.232/298SBC07504913623229061102134115unknown———
└ 75.49.136.240/298SBC07504913624029061102160540unknown———
└ 75.49.136.248/298SBC07504913624829061102161908unknown———
└ 75.49.137.0/298SBC-75-49-137-0-29-0909113108unknown———
└ 75.49.137.8/298SBC07504913700829061103210909unknown———
└ 75.49.137.48/2816SBC07504913704828061110065730unknown———
└ 75.49.137.64/298SBC-75-49-137-64-29-0910152255unknown———
└ 75.49.137.72/298SBC-75-49-137-72-29-1002191641unknown———
└ 75.49.137.80/298SBC07504913708029061110091846unknown———
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Composition

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

Announced space

Address share

Announced space

Types across the prefix

1,048,576 addresses
TypeAddressesShareRanges
Residential1,045,496>99%9
Business2,8240.27%12
ISP proxyanonymizer2560.02%1

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS7018

US
Name
AT&T Enterprises, LLC
Type
Internet provider
Registered
Jul 30, 1996
Domain
att.com
Website
www.att.com
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed