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Autonomous System Number 5728 : WORLDNET1 (United States of America)

🖥 Autonomous System Number 5728 : WORLDNET1 (United States of America)

Autonomous System (AS) number AS5728 is managed by WORLDNET1, an organization based in United States of America. Specific details about this AS are provided below. This data was last updated on: 2026-04-20T15:20:36.

United States of America (US) IP Address
IP Network - AS5728
Address Range: AS5728
Network Name: WORLDNET1
Events: last changedregistration
ClassName: autnum
Notices:
Terms Of Service: By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use
https://www.arin.net/resources/registry/whois/tou/ ( Terms-of-service )
Whois Inaccuracy Reporting: By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use
If you see inaccuracies in the results, please visit:
https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ ( Inaccuracy-report )
Copyright Notice: By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use
If you see inaccuracies in the results, please visit:
Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
Status: Active
Links: https://rdap.arin.net/registry/autnum/5728 ( Self )
https://whois.arin.net/rest/asn/AS5728 ( Alternate )
Whois Server: whois.arin.net
Conformance: nro_rdap_profile_0, rdap_level_0, nro_rdap_profile_asn_flat_0

entity- AEL-360
Handle: AEL-360
Roles: Registrant
Events: last changed : 2025-10-29T17:33:51-04:00
registration : 2024-11-22T09:44:51-05:00
Links: https://rdap.arin.net/registry/entity/AEL-360 ( Self )
https://whois.arin.net/rest/org/AEL-360 ( Alternate )
Version: 4.0
Name: AT&T Enterprises, LLC
kind: Org
Address: 208 S. Akard St. Dallas TX 75202 United States
Entities:
Handle: ZS44-ARIN
Roles: Administrative, Technical
Links: https://rdap.arin.net/registry/entity/ZS44-ARIN ( Self )
https://whois.arin.net/rest/poc/ZS44-ARIN ( Alternate )
Events: last changed : 2026-02-04T11:52:45-05:00
registration : 2000-05-17T16:09:19-04:00
Status: Validated
Whois Server: whois.arin.net
ClassName: entity
Version: 4.0
Address: 208 S. Akard St. Dallas TX 75202 United States
Name: IPAdmin-ATT Internet Services
Org: IPAdmin-ATT Internet Services
kind: Group
Email: ipadmin@att.com
Phone: +1-888-510-5545
Handle: ROUTI59-ARIN
Roles: Routing
Links: https://rdap.arin.net/registry/entity/ROUTI59-ARIN ( Self )
https://whois.arin.net/rest/poc/ROUTI59-ARIN ( Alternate )
Events: last changed : 2026-03-17T09:10:06-04:00
registration : 2024-05-23T17:15:05-04:00
Status: Validated
Whois Server: whois.arin.net
ClassName: entity
Version: 4.0
Address: 200 S Laurel Ave Middletown NJ 07748 United States
Name: Routing POC
Org: Routing POC
kind: Group
Email: routing_poc@att.com
Phone: +1-999-999-9999
Handle: ABUSE7-ARIN
Roles: Abuse
Links: https://rdap.arin.net/registry/entity/ABUSE7-ARIN ( Self )
https://whois.arin.net/rest/poc/ABUSE7-ARIN ( Alternate )
Events: last changed : 2025-08-18T17:15:38-04:00
registration : 2002-08-24T08:22:47-04:00
Status: Validated
Whois Server: whois.arin.net
ClassName: entity
Version: 4.0
Address: 2701 W 15th ST Plano TX 75075 United States
Name: abuse
Org: abuse
kind: Group
Email: abuse@att.net
Phone: +1-919-319-8167
Handle: ICC-ARIN
Roles: Technical
Links: https://rdap.arin.net/registry/entity/ICC-ARIN ( Self )
https://whois.arin.net/rest/poc/ICC-ARIN ( Alternate )
Events: last changed : 2025-08-18T17:15:17-04:00
registration : 2002-09-24T15:36:27-04:00
Status: Validated
Whois Server: whois.arin.net
ClassName: entity
Version: 4.0
Address: 200 S. Laurel AVE MIDDLETOWN NJ 07748 United States
Name: IP Team
Org: IP Team
kind: Group
Email: rm-ipspecialist@att.com
Phone: +1-888-876-2382

🖥 IP Address Ranges for AS5728

The following is a list of all IP address ranges that belong to Autonomous System AS5728. Each entry shows the starting IP of the range and the total number of IPs it contains.

Network Start IP End IP Number of IP
199.37.180.0/23 199.37.180.0 199.37.181.255 512

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