AS Number
AS5730
AS Name
WORLDNET3
Org Name
AT&T Enterprises, LLC
Registry

arin

RegDate

2024-11-22

Updated

2025-08-13

AS5730 Looking Glass
IPv4Prefixes

1

IPv6Prefixes

0

IPv4 NUMs

16,384

IPv6 NUMs(/64)

0

16,384 IPv4 Addresses
CIDR Description IP Num
108.153.0.0/18
AT&T Enterprises, LLC 16384
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS32787 PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK - Akamai Technologies, Inc., US United States 91,904 5,898,240 IPv4 IPv4
ASNumber:       5730
ASName:         WORLDNET3
ASHandle:       AS5730
RegDate:        1995-09-13
Updated:        2025-03-18    
Ref:            https://rdap.arin.net/registry/autnum/5730



OrgName:        AT&T Enterprises, LLC
OrgId:          AEL-360
Address:        5302 HARRY HINES BLVD
City:           Dallas
StateProv:      TX
PostalCode:     75235
Country:        US
RegDate:        2024-11-22
Updated:        2025-08-13
Ref:            https://rdap.arin.net/registry/entity/AEL-360


OrgRoutingHandle: ROUTI59-ARIN
OrgRoutingName:   Routing POC
OrgRoutingPhone:  +1-999-999-9999 
OrgRoutingEmail:  DL-routing_poc@att.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ROUTI59-ARIN

OrgAbuseHandle: ABUSE7-ARIN
OrgAbuseName:   abuse
OrgAbusePhone:  +1-919-319-8167 
OrgAbuseEmail:  abuse@att.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE7-ARIN

OrgTechHandle: ICC-ARIN
OrgTechName:   IP Team
OrgTechPhone:  +1-888-876-2382 
OrgTechEmail:  rm-ipspecialist@att.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ICC-ARIN

OrgTechHandle: ZS44-ARIN
OrgTechName:   IPAdmin-ATT Internet Services
OrgTechPhone:  +1-888-510-5545 
OrgTechEmail:  ipadmin@semail.att.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZS44-ARIN