What is ASN AS401167?

ASN AS401167 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS401167?

AS401167 is listed under Sinn Development Ltd..

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?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS401167 Sinn Development Ltd.

ASN Lookup Tool

Sinn Development Ltd. sinndevelopment.com

CA 2 Routes

AS Data

AS401167

AS401167 – Sinn Development Ltd.

AS Number	401167
AS Name	SINN-DEVELOPMENT-LTD
Organization	Sinn Development Ltd.(sdl-163)
Country	CA
Website	sinndevelopment.com
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2024-06-12

ASN Intelligence API for production workflows

Use ASN data for AS401167 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

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2602:f8a1::/40	AS401167	Sinn Development Ltd.	Sinn Development Ltd.	~309×10²⁴
23.182.72.0/24	AS401167	Sinn Development Ltd.	Sinn Development Ltd.	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:       401167
ASName:         SINN-DEVELOPMENT-LTD
ASHandle:       AS401167
RegDate:        2024-06-12
Updated:        2025-08-13
Comment:        Sinn Development Ltd.    
Ref:            https://rdap.arin.net/registry/autnum/401167


OrgName:        Sinn Development Ltd.
OrgId:          SDL-163
Address:        100-295 Robinson St
City:           Oakville
StateProv:      ON
PostalCode:     L6J 1G7
Country:        CA
RegDate:        2024-06-01
Updated:        2025-01-02
Comment:        https://www.sinndevelopment.com
Comment:        https://www.sinn.dev
Comment:        https://www.sinndev.com
Comment:        
Comment:        Standard NOC Hours are 9:00 AM to 10:00 PM Eastern Time (Toronto)
Ref:            https://rdap.arin.net/registry/entity/SDL-163


OrgAbuseHandle: ABUSE6376-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-289-430-7541 
OrgAbuseEmail:  contact@sinndevelopment.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE6376-ARIN

OrgTechHandle: TECHN1476-ARIN
OrgTechName:   Technical
OrgTechPhone:  +1-289-430-7541 
OrgTechEmail:  engineering@sinndevelopment.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TECHN1476-ARIN

OrgAbuseHandle: NOC33918-ARIN
OrgAbuseName:   NOC
OrgAbusePhone:  +1-289-430-7541 
OrgAbuseEmail:  noc@sinn.dev
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC33918-ARIN

OrgNOCHandle: NOC33918-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-289-430-7541 
OrgNOCEmail:  noc@sinn.dev
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33918-ARIN

OrgRoutingHandle: NOC33918-ARIN
OrgRoutingName:   NOC
OrgRoutingPhone:  +1-289-430-7541 
OrgRoutingEmail:  noc@sinn.dev
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NOC33918-ARIN

OrgDNSHandle: NOC33918-ARIN
OrgDNSName:   NOC
OrgDNSPhone:  +1-289-430-7541 
OrgDNSEmail:  noc@sinn.dev
OrgDNSRef:    https://rdap.arin.net/registry/entity/NOC33918-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
AS29953	Mornington	CA

Upstreams

AS Number	Description	Country
AS29953	Mornington	CA