ASN AS11703 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11703?

AS11703 is listed under MaRS Discovery District.

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.

AS11703 MaRS Discovery District

ASN Lookup Tool

MaRS Discovery District marsdd.com

CA 3 Routes

AS Data

AS11703

AS11703 – MaRS Discovery District

AS Number	11703
AS Name	MARS-DISCOVERY-DISTRICT
Organization	MaRS Discovery District(mdd-15)
Country	CA
Website	marsdd.com
Number of IPv4 Routes	1
Number of IPv6 Routes	2
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2006-07-12

ASN Intelligence API for production workflows

Use ASN data for AS11703 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2602:f609:2::/48	AS11703	MaRS Discovery District	MaRS Discovery District	~1×10²⁴
38.116.198.0/23	AS11703	MaRS Discovery District	MaRS Discovery District	512
2602:f609:1::/48	AS11703	MaRS Discovery District	MaRS Discovery District	~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:       11703
ASName:         MARS-DISCOVERY-DISTRICT
ASHandle:       AS11703
RegDate:        2006-07-12
Updated:        2024-10-25
Comment:        http://www.marsdd.com    
Ref:            https://rdap.arin.net/registry/autnum/11703


OrgName:        MaRS Discovery District
OrgId:          MDD-15
Address:        101 College St.
City:           Toronto
StateProv:      ON
PostalCode:     M5G 1L7
Country:        CA
RegDate:        2006-05-12
Updated:        2025-10-23
Ref:            https://rdap.arin.net/registry/entity/MDD-15


OrgAbuseHandle: KERRT4-ARIN
OrgAbuseName:   Kerr, Tyler 
OrgAbusePhone:  +1-437-833-5482 
OrgAbuseEmail:  tkerr@marsdd.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KERRT4-ARIN

OrgTechHandle: KERRT4-ARIN
OrgTechName:   Kerr, Tyler 
OrgTechPhone:  +1-437-833-5482 
OrgTechEmail:  tkerr@marsdd.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KERRT4-ARIN

OrgNOCHandle: KERRT4-ARIN
OrgNOCName:   Kerr, Tyler 
OrgNOCPhone:  +1-437-833-5482 
OrgNOCEmail:  tkerr@marsdd.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/KERRT4-ARIN

RAbuseHandle: KERRT4-ARIN
RAbuseName:   Kerr, Tyler 
RAbusePhone:  +1-437-833-5482 
RAbuseEmail:  tkerr@marsdd.com
RAbuseRef:    https://rdap.arin.net/registry/entity/KERRT4-ARIN

RNOCHandle: KERRT4-ARIN
RNOCName:   Kerr, Tyler 
RNOCPhone:  +1-437-833-5482 
RNOCEmail:  tkerr@marsdd.com
RNOCRef:    https://rdap.arin.net/registry/entity/KERRT4-ARIN

RTechHandle: KERRT4-ARIN
RTechName:   Kerr, Tyler 
RTechPhone:  +1-437-833-5482 
RTechEmail:  tkerr@marsdd.com
RTechRef:    https://rdap.arin.net/registry/entity/KERRT4-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
AS21949	Beanfield Technologies Inc.	CA
AS26677	ORION	CA

Upstreams

AS Number	Description	Country
AS21949	Beanfield Technologies Inc.	CA
AS26677	ORION	CA