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
RegDate:        1983-08-23
Updated:        2025-03-18
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:      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:        rm-ipspecialist@att.com
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:        abuse@att.net
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:        ipadmin@att.com
Mailbox:        ipadmin@semail.att.com
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
12.235.233.0/24 AS399553 TRUSTMARK INS 256
12.35.197.0/24 AS11030 QUALCOMM1 256
12.159.81.0/24 AS395393 MORLEY COMPANIES 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
12.171.227.0/24 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 36,962 domain names hosted across 10,521 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
12.50.9.220 txhealth.org 775
12.3.33.229 cslplasma.de 728
12.148.217.37 cvosm.com 421
12.156.76.5 rustocrylic.com 337
12.150.248.39 alhambrahospital.com 320
12.10.217.91 southernhealth.com 251
12.228.94.208 owens.florist 199
12.183.16.73 covisintsecuritieslitigation.com 195
12.150.248.40 franklinfasthealth.com 184
12.179.190.201 aauscholarships.net 163
12.3.33.221 cslbehring.com 139
12.7.192.60 freeconferencecall.com 116
12.220.114.63 bestbankcard.club 109
12.171.94.151 webguideunitedkingdom.com 108
12.15.77.82 2wqy.cc 100
12.218.13.189 mobileeyesmd.com 94
12.231.148.228 redhawkcasino.com 79
12.12.12.12 jzfhzy.com 75
12.111.210.191 synchronoss.net 68
12.167.51.51 whoisabovethelaw.org 68

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

465,531 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
12.67.66.12 AS7018 AT&T Enterprises, LLC 1.99ms from Atlanta, US
12.67.59.170 AS7018 AT&T Enterprises, LLC 1.45ms from Chicago, US
12.66.8.60 AS7018 AT&T Enterprises, LLC 1.76ms from Houston, US
12.63.249.27 AS7018 AT&T Enterprises, LLC 1.91ms from Houston, US
12.67.114.61 AS7018 AT&T Enterprises, LLC 1.83ms from Houston, US
12.66.15.2 AS7018 AT&T Enterprises, LLC 1.63ms from Houston, US
12.66.26.171 AS7018 AT&T Enterprises, LLC 2.19ms from San Jose, US
12.67.119.11 AS7018 AT&T Enterprises, LLC 0.88ms from Atlanta, US
12.66.6.227 AS7018 AT&T Enterprises, LLC 1.41ms from Chicago, US
12.67.94.81 AS7018 AT&T Enterprises, LLC 2.96ms from Chicago, US
12.63.242.202 AS7018 AT&T Enterprises, LLC 1.75ms from Houston, US
12.63.243.134 AS7018 AT&T Enterprises, LLC 2.74ms from Atlanta, US
12.67.104.48 AS7018 AT&T Enterprises, LLC 1.26ms from Atlanta, US
12.63.255.2 AS7018 AT&T Enterprises, LLC 1.75ms from Atlanta, US
12.67.92.13 AS7018 AT&T Enterprises, LLC 2.67ms from Chicago, US
12.67.17.157 AS7018 AT&T Enterprises, LLC 1.24ms from Chicago, US
12.66.13.204 AS7018 AT&T Enterprises, LLC 1.13ms from Dallas, US
12.67.51.78 AS7018 AT&T Enterprises, LLC 1.60ms from Houston, US
12.67.23.208 AS7018 AT&T Enterprises, LLC 2.68ms from Houston, US
12.67.43.181 AS7018 AT&T Enterprises, LLC 1.02ms from Kansas City, US
12.67.81.32 AS7018 AT&T Enterprises, LLC 1.95ms from Los Angeles, US
12.67.68.126 AS7018 AT&T Enterprises, LLC 1.93ms from Miami, US
12.66.2.75 AS7018 AT&T Enterprises, LLC 2.61ms from Miami, US
12.63.241.194 AS7018 AT&T Enterprises, LLC 1.28ms from Atlanta, US
12.67.115.103 AS7018 AT&T Enterprises, LLC 1.41ms from Atlanta, 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
71.191.222.56 AS701 Verizon Business 1.93ms from Ashburn, US
193.92.213.72 AS1241 Forthnet 2.14ms from Athens, GR
34.254.19.248 AS16509 Amazon.com, Inc. 0.17ms from Dublin, IE
42.52.139.72 AS4837 CHINA UNICOM China169 Backbone 6.30ms from Liaoyang, CN
76.90.234.40 AS20001 Charter Communications Inc 5.12ms from Los Angeles, US
176.189.79.56 AS5410 Bouygues Telecom SA 7.26ms from Marseille, FR
78.36.251.200 AS12389 PJSC Rostelecom 8.35ms from Saint Petersburg, RU
88.89.34.184 AS2119 Telenor Norge AS 4.76ms from Sandefjord, NO
175.194.77.104 AS4766 Korea Telecom 1.66ms from Seoul, KR
179.131.155.40 AS26599 TELEFÔNICA BRASIL S.A 12.92ms from São Paulo, BR
60.113.70.152 AS17676 SoftBank Corp. 2.67ms from Tokyo, JP
104.16.107.168 AS13335 Cloudflare, Inc. 0.16ms from Yerevan, AM
194.7.187.72 AS702 Verizon Business 7.44ms from Amsterdam, NL
153.111.226.200 AS24324 Kordia Limited 12.79ms from Auckland, NZ
44.247.45.184 AS16509 Amazon.com, Inc. 0.36ms from Boardman, US
197.37.235.56 AS8452 TE-AS 5.10ms from Cairo, EG
184.27.153.216 AS16625 Akamai Technologies, Inc. 0.52ms from Denver, US
3.28.116.248 AS16509 Amazon.com, Inc. 0.09ms from Dubai, AE
46.186.136.152 AS42961 Mobile Telecommunications Company K.S.C.P. 7.92ms from Kuwait City, KW
34.125.153.88 AS396982 Google LLC 0.13ms from Las Vegas, US
172.250.5.168 AS20001 Charter Communications Inc 5.25ms from Los Angeles, US
213.232.254.216 AS212136 NUBES llc 0.93ms from Moscow, RU
93.192.88.72 AS3320 Deutsche Telekom AG 5.14ms from Nuernberg, DE
80.136.142.72 AS3320 Deutsche Telekom AG 6.59ms from Nuernberg, DE
153.250.189.168 AS4713 NTT DOCOMO BUSINESS,Inc. 18.37ms from Osaka, JP

Traceroute

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

$
traceroute -a -n -q1 -f2 12.31.110.21
traceroute to 12.31.110.21 (12.31.110.21): 64 hops max, 52 byte packets
2 [AS9009] 193.27.15.64 0.567 ms
3 *
4 *
5 [AS6939] 184.104.194.37 174.402 ms
6 *
7 [AS6939] 184.104.188.174 175.101 ms
8 [AS6939] 66.160.143.122 189.291 ms
9 *
10 *
11 *
12 [AS26311] 12.31.110.21 197.232 ms
Measurement taken from IPinfo ProbeNet in Singapore, SG
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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