12.0.0.0/8

AS7018  ·  AT&T Enterprises, LLC

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Summary

Country United States
Domain att.com
ASN AS7018
Registry ARIN
ID ATT

WHOIS Details

NetHandle:      NET-12-0-0-0-1
OrgID:          AEL-360
Parent:         NET-12-0-0-0-0
NetName:        ATT
NetRange:       12.0.0.0 - 12.255.255.255
NetType:        allocation
Comment:        IP assignments within this IP Block range are STATIC, not dynamic.
RegDate:        1983-08-23
Updated:        2025-12-02
Source:         ARIN


OrgID:          AEL-360
OrgName:        AT&T Enterprises, LLC
CanAllocate:    
Street:         208 S. Akard St.
City:           Dallas
State/Prov:     TX
Country:        US
PostalCode:     75202
RegDate:        2024-11-22
Updated:        2025-10-29
OrgAdminHandle: ZS44-ARIN
OrgTechHandle:  ICC-ARIN
OrgTechHandle:  ZS44-ARIN
OrgAbuseHandle: ABUSE7-ARIN
OrgRoutingHandle:   ROUTI59-ARIN
Source:         ARIN


POCHandle:      ABUSE7-ARIN
IsRole:         Y
LastName:       abuse
FirstName:      
Street:         2701 W 15th ST
City:           Plano
State/Prov:     TX
Country:        US
PostalCode:     75075
RegDate:        2002-08-24
Updated:        2025-08-18
OfficePhone:    +1-919-319-8167
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      ZS44-ARIN
IsRole:         Y
LastName:       IPAdmin-ATT Internet Services
FirstName:      
Street:         7277 164th Ave NE
Street:         Attn: IP Management
City:           Redmond
State/Prov:     WA
Country:        US
PostalCode:     98052
RegDate:        2000-05-17
Updated:        2025-08-18
OfficePhone:    +1-888-510-5545
Mailbox:        [email protected]
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      ICC-ARIN
IsRole:         Y
LastName:       IP Team
FirstName:      
Street:         200 S. Laurel AVE
City:           MIDDLETOWN
State/Prov:     NJ
Country:        US
PostalCode:     07748
RegDate:        2002-09-24
Updated:        2025-08-18
OfficePhone:    +1-888-876-2382
Mailbox:        [email protected]
Source:         ARIN

Overlapping Ranges

BGP prefixes that are contained by 12.0.0.0/8

Range ASN Company Num of IPs
12.111.214.0/24 AS11273 FISERV, INC 256
12.145.177.0/24 AS11273 Fiserv Solutions, LLC 256
12.145.184.0/24 AS11273 Fiserv Solutions, LLC 256
12.164.66.0/24 AS11273 Fiserv Solutions, LLC 256
12.168.132.0/24 AS11273 Fiserv Solutions, LLC 256
12.168.133.0/24 AS11273 Fiserv Solutions, LLC 256
12.175.11.0/24 AS11273 Fiserv Solutions, LLC 256
12.176.27.0/24 AS11273 Fiserv Solutions, LLC 256
12.181.163.0/24 AS11273 Fiserv Solutions, LLC 256
12.202.0.0/24 AS11273 Fiserv Solutions, LLC 256
12.33.109.0/24 AS11273 Fiserv Solutions, LLC 256
12.189.139.0/24 AS11286 KEY BANK 256
12.96.58.0/24 AS11496 JPMORGAN CHASE BANK, N.A. 256
12.26.124.0/24 AS11520 ANSWER FINANCIAL 256
12.167.83.0/24 AS11575 JUPITER MEDICAL CENTER, INC. 256
12.153.3.0/24 AS11709 Aisle Ahead, Inc. 256
12.17.239.0/24 AS11933 SUPPLY TECHNOLOGIES 256
12.43.32.0/24 AS11940 DIRECT SUPPLY 256
12.227.225.0/24 AS399604 EXL SERVICE HOLDINGS, INC. 256
12.35.197.0/24 AS11030 QUALCOMM1 256
12.10.66.0/24 AS395422 OAKLAWN JOCKEY CLUB 256
12.36.195.0/24 AS395476 S4 COMMUNICATIONS 256
12.236.4.0/24 AS395742 THE BROOKFIELD GROUP LLC 256
12.9.209.0/24 AS395929 ALLIANCE GLOBAL NETWORKS-VITR 256
12.205.165.0/24 AS395936 RUST-OLEUM INC. 256
12.235.151.0/24 AS396089 NEXCUS TECHNOLOGIES 256
12.202.46.0/24 AS396337 DREISBACH ENTERPRISE INC 256
12.155.255.0/24 AS396508 MICHELS CORPORATION 256
12.69.60.0/24 AS396834 BRADYATTN CATHY KISON BRADY 256
12.207.182.0/24 AS397593 GRICE ENTERPRISES LLC 256
12.35.100.0/24 AS397593 GRICE ENTERPRISES LLC 256
12.24.28.0/24 AS397665 MAG Aerospace 256
12.35.51.0/24 AS397762 POLYMERSHAPES LLC 256
12.204.91.0/24 AS397802 CALIFORNIA BAPTIST 256
12.25.103.0/24 AS397817 SOUTHERN TN REGIONAL HEALTH S 256
12.221.150.0/24 AS397977 American Nurses Association, Inc 256
12.171.227.0/24 AS398189 NFOCUS CONSULTING, INC. 256
12.15.49.0/24 AS398234 HUSCO INTERNATIONAL, INC. 256
12.13.173.0/24 AS398337 COMMUNITY INTERNET PROVIDERS LLC 256
12.139.62.0/24 AS398337 COMMUNITY INTERNET PROVIDERS LLC 256
12.166.139.0/24 AS398337 COMMUNITY INTERNET PROVIDERS LLC 256
12.180.135.0/24 AS398337 COMMUNITY INTERNET PROVIDERS LLC 256
12.215.181.0/24 AS398337 COMMUNITY INTERNET PROVIDERS LLC 256
12.235.245.0/24 AS398337 COMMUNITY INTERNET PROVIDERS LLC 256
12.35.12.0/24 AS398337 COMMUNITY INTERNET PROVIDERS LLC 256
12.188.33.0/24 AS399240 BLUE RIDGE INTERNET, L.L.C 256
12.215.232.0/24 AS399240 BLUE RIDGE INTERNET, L.L.C 256
12.42.147.0/24 AS399240 BLUE RIDGE INTERNET, L.L.C 256
12.238.56.0/24 AS399276 KC STADCO FUNDING LLC 256
12.18.106.0/24 AS399314 TUFTS ASSOCIATED HEALTH PLANS, INC 256

Hosted domains

There are 36,288 domain names hosted across 10,395 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
12.235.66.201 bearhuntmanitoba.com 412
12.106.59.178 rockinghampackages.com 356
12.150.248.39 alhambrahospital.com 332
12.148.217.50 capecoddrivingschool.com 238
12.4.27.12 joinparker.com 225
12.183.16.73 urbanoutfitterssettlement.com 188
12.228.94.208 owens.florist 180
12.179.190.201 aauentertainment.com 163
12.3.33.221 cslbehring.com 163
12.38.48.150 ibew234benefits.org 161
12.183.16.69 hoonaniansettlement.com 149
12.133.50.20 callawayhospitalandclinics.com 125
12.183.16.149 computersharevoucherservices.com 115
12.3.33.225 biocsl.com.au 112
12.220.114.63 earnzbucks.com 109
12.171.94.151 webguideunitedkingdom.com 108
12.233.53.100 financiarlamision.org 92
12.23.14.22 powg4c2h5l9a3h3p7.vip 92
12.231.148.228 redhawkcasino.com 79
12.12.12.12 tantheory.us 76

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

488,046 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
12.63.228.243 AS7018 AT&T Enterprises, LLC 1.87ms from Houston, US
12.63.253.82 AS7018 AT&T Enterprises, LLC 1.85ms from Miami, US
12.63.241.194 AS7018 AT&T Enterprises, LLC 1.23ms from Atlanta, US
12.63.232.242 AS7018 AT&T Enterprises, LLC 1.45ms from Chicago, US
12.63.159.48 AS7018 AT&T Enterprises, LLC 1.37ms from Durham, US
12.63.249.170 AS7018 AT&T Enterprises, LLC 1.86ms from Miami, US
12.63.255.2 AS7018 AT&T Enterprises, LLC 1.72ms from Atlanta, US
12.63.235.10 AS7018 AT&T Enterprises, LLC 1.36ms from Atlanta, US
12.63.233.242 AS7018 AT&T Enterprises, LLC 1.50ms from Atlanta, US
12.63.226.186 AS7018 AT&T Enterprises, LLC 1.75ms from Houston, US
12.63.238.227 AS7018 AT&T Enterprises, LLC 1.13ms from Chicago, US
12.63.237.34 AS7018 AT&T Enterprises, LLC 0.75ms from New York City, US
12.63.243.134 AS7018 AT&T Enterprises, LLC 2.51ms from Atlanta, US
12.63.234.202 AS7018 AT&T Enterprises, LLC 1.59ms from Durham, US
12.63.240.18 AS7018 AT&T Enterprises, LLC 1.01ms from Kansas City, US
12.63.246.51 AS7018 AT&T Enterprises, LLC 1.50ms from Atlanta, US
12.63.239.2 AS7018 AT&T Enterprises, LLC 0.70ms from Kansas City, US
12.63.248.178 AS7018 AT&T Enterprises, LLC 1.63ms from Atlanta, US
12.63.251.154 AS7018 AT&T Enterprises, LLC 0.81ms from Chicago, US
12.63.247.130 AS7018 AT&T Enterprises, LLC 2.31ms from Chicago, US
12.63.242.202 AS7018 AT&T Enterprises, LLC 1.76ms from Houston, US
12.63.245.34 AS7018 AT&T Enterprises, LLC 1.49ms from Los Angeles, US
12.63.254.74 AS7018 AT&T Enterprises, LLC 2.14ms from Los Angeles, US
12.63.230.46 AS7018 AT&T Enterprises, LLC 1.19ms from Dallas, US
12.63.225.210 AS7018 AT&T Enterprises, LLC 1.57ms from Houston, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
92.65.89.104 AS1136 KPN B.V. 2.87ms from Amsterdam, NL
48.194.102.136 AS8075 Microsoft Corporation 0.63ms from Ashburn, US
91.182.165.152 AS5432 Proximus NV 3.68ms from Brussels, BE
65.79.0.216 AS6325 Illinois Century Network 1.90ms from Chicago, US
40.126.1.168 AS8075 Microsoft Corporation 0.23ms from Dublin, IE
5.76.38.56 AS9198 JSC Kazakhtelecom 4.81ms from Karagandy, KZ
2.217.3.88 AS5607 Sky UK Limited 12.97ms from London, GB
37.22.225.216 AS12389 PJSC Rostelecom 8.96ms from Novosibirsk, RU
217.237.33.248 AS3320 Deutsche Telekom AG 7.51ms from Nuernberg, DE
88.124.59.24 AS12322 Free SAS 8.12ms from Paris, FR
173.207.165.40 AS11492 CABLE ONE, INC. 9.63ms from Seattle, US
75.174.47.104 AS209 CenturyLink Communications, LLC 10.30ms from Seattle, US
73.33.184.40 AS7922 Comcast Cable Communications, LLC 8.81ms from Secaucus, US
115.17.49.104 AS4766 Korea Telecom 7.64ms from Seoul, KR
64.255.246.120 AS17054 Expedient 0.76ms from South Bend, US
121.212.116.136 AS1221 Telstra Limited 3.83ms from Sydney, AU
178.192.75.40 AS3303 Swisscom (Switzerland) Ltd 1.79ms from Zuerich, CH
45.57.24.184 AS2906 Netflix Streaming Services Inc. 0.36ms from Atlanta, US
81.214.146.24 AS9121 Turk Telekomunikasyon Anonim Sirketi 4.14ms from Bursa, TR
73.22.109.136 AS7922 Comcast Cable Communications, LLC 6.26ms from Chicago, US
75.91.201.168 AS7029 Windstream Communications LLC 7.25ms from Dallas, US
115.134.175.136 AS4788 TM TECHNOLOGY SERVICES SDN. BHD. 1.99ms from Kuala Lumpur, MY
80.213.0.152 AS2119 Telenor Norge AS 5.53ms from Oslo, NO
100.14.68.88 AS701 Verizon Business 2.14ms from Philadelphia, US
50.35.164.56 AS20055 Wholesail networks LLC 9.63ms from Quincy, US

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f3 -m8 12.72.228.116
traceroute to 12.72.228.116 (12.72.228.116): 8 hops max, 52 byte packets
3 [AS3356] 4.69.160.101 164.924 ms
4 *
5 [AS7018] 32.130.90.122 163.964 ms
6 *
7 *
8 *
Measurement taken from IPinfo ProbeNet in Buenos Aires, AR
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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