AS Number
AS6389
AS Name
BELLSOUTH-NET-BLK
Org Name
AT&T Enterprises, LLC
Country / Region
United States
Registry

arin

RegDate

2024-11-22

Updated

2026-06-05

AS6389 Looking Glass
IPv4Prefixes

54

IPv6Prefixes

0

IPv4 NUMs

4,522,752

IPv6 NUMs(/64)

0

CIDR Description IP Num
12.130.209.0/24
IRR InValid
AT&T Enterprises, LLC 256
65.5.0.0/16
AT&T Enterprises, LLC 65536
65.13.0.0/16
AT&T Enterprises, LLC 65536
65.14.0.0/16
G Force Cable - AGS (C02521214) 65536
65.15.0.0/16
AT&T Enterprises, LLC 65536
65.81.0.0/16
AT&T Enterprises, LLC 65536
65.82.0.0/16
1Hemisphere.com - MIA (C02441235) 65536
65.83.0.0/16
AT&T Corp. 65536
65.83.236.0/22
BellSouth BRIB 1 - ATL (C02412554) 1024
66.20.0.0/15
AT&T Enterprises, LLC 131072
67.32.0.0/16
SOUTHCOMM CENTRAL - ASM (C02472725) 65536
67.33.0.0/16
AT&T Corp. 65536
68.16.0.0/15
AT&T Enterprises, LLC 131072
68.152.0.0/15
AT&T Enterprises, LLC 131072
68.156.0.0/15
AT&T Enterprises, LLC 131072
68.208.0.0/16
AT&T Enterprises, LLC 65536
68.213.0.0/16
AT&T Enterprises, LLC 65536
68.214.0.0/16
ASM ADSL EEUA (C02435431) 65536
68.216.0.0/16
AT&T Enterprises, LLC 65536
68.222.0.0/16
AT&T Enterprises, LLC 65536
70.147.0.0/16
AT&T Enterprises, LLC 65536
70.148.0.0/16
AT&T Enterprises, LLC 65536
70.150.0.0/16
AT&T Enterprises, LLC 65536
70.151.0.0/16
Miami Dade International Airport (C02555012) 65536
70.154.0.0/15
AT&T Enterprises, LLC 131072
70.158.0.0/15
AT&T Enterprises, LLC 131072
72.149.0.0/16
AT&T Enterprises, LLC 65536
72.151.0.0/16
AT&T Enterprises, LLC 65536
72.156.0.0/14
AT&T Enterprises, LLC 262144
74.164.0.0/16
AT&T Enterprises, LLC 65536
74.165.0.0/16
AT&T Enterprises, LLC 65536
74.168.0.0/16
AT&T Enterprises, LLC 65536
74.169.0.0/16
AT&T Enterprises, LLC 65536
74.172.0.0/16
AT&T Enterprises, LLC 65536
74.174.0.0/16
Healthport Technologies, LLC (C07338039) 65536
74.175.0.0/16
AT&T Enterprises, LLC 65536
74.191.0.0/16
AT&T Enterprises, LLC 65536
74.228.0.0/16
AT&T Enterprises, LLC 65536
74.231.0.0/16
AT&T Enterprises, LLC 65536
74.238.0.0/16
AT&T Enterprises, LLC 65536
74.239.0.0/16
AT&T Enterprises, LLC 65536
74.246.0.0/16
AT&T Enterprises, LLC 65536
74.247.0.0/16
AT&T Enterprises, LLC 65536
74.251.0.0/16
AT&T Enterprises, LLC (AEL-360) 65536
74.252.0.0/14
AT&T Enterprises, LLC (AEL-360) 262144
98.72.0.0/16
AT&T Enterprises, LLC 65536
98.78.0.0/15
AT&T Enterprises, LLC 131072
205.152.0.0/16
AT&T Enterprises, LLC 65536
207.203.0.0/16
AT&T Enterprises, LLC 65536
208.60.0.0/14
AT&T Enterprises, LLC 262144
209.147.227.0/24
Institutions of Higher Learning 256
209.147.248.0/24
Institutions of Higher Learning 256
209.149.0.0/16
AT&T Enterprises, LLC 65536
216.76.0.0/14
AT&T Enterprises, LLC 262144
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US United States 96,430,080 2,310,693,060,608 IPv4 IPv4
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS11712 BELLSOUTH - AT&T Services, Inc., US United States 30,976 0 IPv4 IPv4
ASNumber:       6389
ASName:         BELLSOUTH-NET-BLK
ASHandle:       AS6380
RegDate:        1996-03-28
Updated:        2024-12-05
Ref:            https://rdap.arin.net/registry/autnum/6389

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:        2026-06-05
OrgAbuseHandle  ABUSE7-ARIN
OrgRoutingHandle ROUTI59-ARIN
OrgAdminHandle  ZS44-ARIN
OrgTechHandle   ICC-ARIN
OrgTechHandle   ZS44-ARIN
Source:         ARIN

OrgRoutingHandleHandle:  ROUTI59-ARIN
OrgRoutingHandleName:    Routing POC, 
OrgRoutingHandlePhone:   +1-999-999-9999
OrgRoutingHandleEmail:   [email protected]
OrgRoutingHandleRef:     https://rdap.arin.net/registry/entity/ROUTI59-ARIN

OrgAdminHandleHandle:  ZS44-ARIN
OrgAdminHandleName:    IPAdmin-ATT Internet Services, 
OrgAdminHandlePhone:   +1-888-510-5545
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgTechHandleHandle:  ICC-ARIN
OrgTechHandleName:    IP Team, 
OrgTechHandlePhone:   +1-888-876-2382
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ICC-ARIN

OrgTechHandleHandle:  ZS44-ARIN
OrgTechHandleName:    IPAdmin-ATT Internet Services, 
OrgTechHandlePhone:   +1-888-510-5545
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ZS44-ARIN

OrgAbuseHandleHandle:  ABUSE7-ARIN
OrgAbuseHandleName:    abuse, 
OrgAbuseHandlePhone:   +1-919-319-8167
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/ABUSE7-ARIN