ASN AS13703 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS13703?

AS13703 is listed under SYnthetic Development LLC.

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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AS13703 SYnthetic Development LLC

ASN Lookup Tool

SYnthetic Development LLC syntheticdevelopment.com

US 5 Routes

AS Data

AS13703

AS13703 – SYnthetic Development LLC

AS Number	13703
AS Name	SDL-158-13703
Organization	SYnthetic Development LLC(sdl-158)
Country	US
Website	syntheticdevelopment.com
Number of IPv4 Routes	5
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-02-01

ASN Intelligence API for production workflows

Use ASN data for AS13703 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
208.88.194.0/24	AS13703	SYnthetic Development LLC	SYnthetic Development LLC	256
208.88.193.0/24	AS13703	SYnthetic Development LLC	SYnthetic Development LLC	256
198.181.182.0/24	AS13703	SYnthetic Development LLC	SYnthetic Development LLC	256
208.88.192.0/24	AS13703	SYnthetic Development LLC	SYnthetic Development LLC	256
208.88.195.0/24	AS13703	SYnthetic Development LLC	SYnthetic Development LLC	256

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:       13703
ASName:         SDL-158-13703
ASHandle:       AS13703
RegDate:        2021-02-01
Updated:        2025-05-14    
Ref:            https://rdap.arin.net/registry/autnum/13703


OrgName:        SYnthetic Development LLC
OrgId:          SDL-158
Address:        2414 N Forest Hill Irene Rd
City:           Cordova
StateProv:      TN
PostalCode:     38016
Country:        US
RegDate:        2021-01-13
Updated:        2025-05-14
Ref:            https://rdap.arin.net/registry/entity/SDL-158


OrgRoutingHandle: INFRA191-ARIN
OrgRoutingName:   Infrastructure Admin
OrgRoutingPhone:  +1-901-310-8438 
OrgRoutingEmail:  support@syntheticdevelopment.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/INFRA191-ARIN

OrgTechHandle: INFRA191-ARIN
OrgTechName:   Infrastructure Admin
OrgTechPhone:  +1-901-310-8438 
OrgTechEmail:  support@syntheticdevelopment.com
OrgTechRef:    https://rdap.arin.net/registry/entity/INFRA191-ARIN

OrgAbuseHandle: INFRA191-ARIN
OrgAbuseName:   Infrastructure Admin
OrgAbusePhone:  +1-901-310-8438 
OrgAbuseEmail:  support@syntheticdevelopment.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/INFRA191-ARIN

OrgDNSHandle: INFRA191-ARIN
OrgDNSName:   Infrastructure Admin
OrgDNSPhone:  +1-901-310-8438 
OrgDNSEmail:  support@syntheticdevelopment.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/INFRA191-ARIN

OrgNOCHandle: INFRA191-ARIN
OrgNOCName:   Infrastructure Admin
OrgNOCPhone:  +1-901-310-8438 
OrgNOCEmail:  support@syntheticdevelopment.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/INFRA191-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
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS174	Cogent Communications, LLC	US