ASN AS40703 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS40703?

AS40703 is listed under Turner Broadcasting System, Inc..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS40703 Turner Broadcasting System, Inc.

ASN Lookup Tool

Turner Broadcasting System, Inc. wbd.com

US 11 Routes

AS Data

AS40703

AS40703 – Turner Broadcasting System, Inc.

AS Number	40703
AS Name	WBD-AS40703
Organization	Turner Broadcasting System, Inc.(tbs)
Country	US
Website	wbd.com
Number of IPv4 Routes	11
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2008-02-29

ASN Intelligence API for production workflows

Use ASN data for AS40703 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
157.166.191.0/24	AS40703	Turner Broadcasting System, Inc.	Turner Broadcasting System, Inc.	256
168.161.100.0/24	AS40703	Turner Broadcasting System, Inc.	Time Warner Enterprise Infrastructure Services LLC	256
157.166.168.0/21	AS40703	Turner Broadcasting System, Inc.	Turner Broadcasting System, Inc.	2048
157.166.0.0/24	AS40703	Turner Broadcasting System, Inc.	Turner Broadcasting System, Inc.	256
168.161.107.0/24	AS40703	Turner Broadcasting System, Inc.	Time Warner Enterprise Infrastructure Services LLC	256
157.166.128.0/24	AS40703	Turner Broadcasting System, Inc.	Turner Broadcasting System, Inc.	256
168.161.108.0/24	AS40703	Turner Broadcasting System, Inc.	Time Warner Enterprise Infrastructure Services LLC	256
157.166.180.0/24	AS40703	Turner Broadcasting System, Inc.	Turner Broadcasting System, Inc.	256
157.166.219.0/24	AS40703	Turner Broadcasting System, Inc.	Turner Broadcasting System, Inc.	256
157.166.216.0/21	AS40703	Turner Broadcasting System, Inc.	Turner Broadcasting System, Inc.	2048

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       40703
ASName:         WBD-AS40703
ASHandle:       AS40703
RegDate:        2008-02-29
Updated:        2024-11-13    
Ref:            https://rdap.arin.net/registry/autnum/40703


OrgName:        Turner Broadcasting System, Inc.
OrgId:          TBS
Address:        1050 Techwood Dr NW
City:           Atlanta
StateProv:      GA
PostalCode:     30318
Country:        US
RegDate:        1992-01-15
Updated:        2024-11-12
Ref:            https://rdap.arin.net/registry/entity/TBS


OrgTechHandle: NETWO2018-ARIN
OrgTechName:   Network Engineering
OrgTechPhone:  +1-404-878-0808 
OrgTechEmail:  peering@wbd.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO2018-ARIN

OrgAbuseHandle: NETWO2018-ARIN
OrgAbuseName:   Network Engineering
OrgAbusePhone:  +1-404-878-0808 
OrgAbuseEmail:  peering@wbd.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO2018-ARIN

OrgTechHandle: HARTM441-ARIN
OrgTechName:   Hartman, Michael 
OrgTechPhone:  +1-404-878-0808 
OrgTechEmail:  michael.hartman@wbd.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HARTM441-ARIN

RTechHandle: NETWO2018-ARIN
RTechName:   Network Engineering
RTechPhone:  +1-404-878-0808 
RTechEmail:  peering@wbd.com
RTechRef:    https://rdap.arin.net/registry/entity/NETWO2018-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS2686	AT&T Enterprises, LLC	US
AS8220	COLT Technology Services Group Limited	GB
AS7018	AT&T Enterprises, LLC	US
AS13237	euNetworks GmbH	DE
AS5662	Turner Broadcasting System, Inc.	US
AS2685	AT&T Enterprises, LLC	US
AS11014	CPS	AR
AS2687	AT&T Enterprises, LLC	US
AS11726	WB Games Inc.	US
AS16814	NSS S.A.	AR

Upstreams

AS Number	Description	Country
AS2686	AT&T Enterprises, LLC	US
AS8220	COLT Technology Services Group Limited	GB
AS7018	AT&T Enterprises, LLC	US
AS13237	euNetworks GmbH	DE
AS5662	Turner Broadcasting System, Inc.	US
AS2685	AT&T Enterprises, LLC	US
AS11014	CPS	AR
AS2687	AT&T Enterprises, LLC	US
AS16814	NSS S.A.	AR

Downstreams

AS Number	Description	Country
AS11726	WB Games Inc.	US