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AS400053 Synapse Data Systems, Inc.

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

Synapse Data Systems, Inc. synapsedatasystems.com

US 1 Routes

AS Data

AS400053

AS400053 – Synapse Data Systems, Inc.

AS Number	400053
AS Name	SYNAPSE
Organization	Synapse Data Systems, Inc.(sds-290)
Country	US
Website	synapsedatasystems.com
Number of IPv4 Routes	0
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2021-09-17

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2607:6100:a2::/48	AS400053	Synapse Data Systems, Inc.	Synapse Data Systems, Inc.	~1×10²⁴

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:       400053
ASName:         SYNAPSE
ASHandle:       AS400053
RegDate:        2021-09-17
Updated:        2026-02-23    
Ref:            https://rdap.arin.net/registry/autnum/400053


OrgName:        Synapse Data Systems, Inc.
OrgId:          SDS-290
Address:        4837 Pelican Way
City:           West Bloomfield
StateProv:      MI
PostalCode:     48323
Country:        US
RegDate:        2021-07-30
Updated:        2021-09-18
Ref:            https://rdap.arin.net/registry/entity/SDS-290


OrgTechHandle: KALBF4-ARIN
OrgTechName:   Kalbfeld, Jonathan 
OrgTechPhone:  +1-310-317-7923 
OrgTechEmail:  jonathan@synapsedatasystems.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KALBF4-ARIN

OrgNOCHandle: KALBF4-ARIN
OrgNOCName:   Kalbfeld, Jonathan 
OrgNOCPhone:  +1-310-317-7923 
OrgNOCEmail:  jonathan@synapsedatasystems.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/KALBF4-ARIN

OrgAbuseHandle: KALBF4-ARIN
OrgAbuseName:   Kalbfeld, Jonathan 
OrgAbusePhone:  +1-310-317-7923 
OrgAbuseEmail:  jonathan@synapsedatasystems.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KALBF4-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
AS54380	ThoughtWave Technologies, Inc.	US

Upstreams

AS Number	Description	Country
AS54380	ThoughtWave Technologies, Inc.	US

Frequently Asked Questions

What is ASN AS400053?

ASN AS400053 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS400053?

AS400053 is listed under Synapse Data Systems, Inc..

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.