ASN AS27381 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS27381?

AS27381 is listed under Index Exchange 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?

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.

AS27381 Index Exchange Inc. | IPGeolocation.io

ASN Lookup Tool

Index Exchange Inc. indexexchange.com

CA 51 Routes

AS Data

AS27381

AS27381 – Index Exchange Inc.

AS Number	27381
AS Name	CASALE-MEDIA
Organization	Index Exchange Inc.(casal)
Country	CA
Website	indexexchange.com
Number of IPv4 Routes	45
Number of IPv6 Routes	6
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2003-02-24

ASN Intelligence API for production workflows

Use ASN data for AS27381 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
209.204.235.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
209.204.230.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
192.40.35.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
75.119.185.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
2620:12b:5005::/48	AS27381	Index Exchange Inc.	Index Exchange Inc.	~1×10²⁴
209.204.228.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
209.204.237.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
23.90.68.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
185.80.37.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	256
192.40.32.0/24	AS27381	Index Exchange Inc.	Index Exchange Inc.	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:       27381
ASName:         CASALE-MEDIA
ASHandle:       AS27381
RegDate:        2003-02-24
Updated:        2023-06-03    
Ref:            https://rdap.arin.net/registry/autnum/27381


OrgName:        Index Exchange Inc.
OrgId:          CASAL
Address:        74 Wingold Ave
City:           Toronto
StateProv:      ON
PostalCode:     M6B 1P5
Country:        CA
RegDate:        2003-02-20
Updated:        2023-06-03
Ref:            https://rdap.arin.net/registry/entity/CASAL


OrgTechHandle: RKM3-ARIN
OrgTechName:   McCalla, Rick K
OrgTechPhone:  +1-416-785-1999 
OrgTechEmail:  rick.mccalla@indexexchange.com
OrgTechRef:    https://rdap.arin.net/registry/entity/RKM3-ARIN

OrgAbuseHandle: RKM3-ARIN
OrgAbuseName:   McCalla, Rick K
OrgAbusePhone:  +1-416-785-1999 
OrgAbuseEmail:  rick.mccalla@indexexchange.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/RKM3-ARIN

RNOCHandle: RKM3-ARIN
RNOCName:   McCalla, Rick K
RNOCPhone:  +1-416-785-1999 
RNOCEmail:  rick.mccalla@indexexchange.com
RNOCRef:    https://rdap.arin.net/registry/entity/RKM3-ARIN

RNOCHandle: ACA17-ARIN
RNOCName:   Casale, Andrew 
RNOCPhone:  +1-416-294-5524 
RNOCEmail:  andrew@casale.ca
RNOCRef:    https://rdap.arin.net/registry/entity/ACA17-ARIN

RAbuseHandle: RKM3-ARIN
RAbuseName:   McCalla, Rick K
RAbusePhone:  +1-416-785-1999 
RAbuseEmail:  rick.mccalla@indexexchange.com
RAbuseRef:    https://rdap.arin.net/registry/entity/RKM3-ARIN

RTechHandle: RKM3-ARIN
RTechName:   McCalla, Rick K
RTechPhone:  +1-416-785-1999 
RTechEmail:  rick.mccalla@indexexchange.com
RTechRef:    https://rdap.arin.net/registry/entity/RKM3-ARIN

RTechHandle: ACA17-ARIN
RTechName:   Casale, Andrew 
RTechPhone:  +1-416-294-5524 
RTechEmail:  andrew@casale.ca
RTechRef:    https://rdap.arin.net/registry/entity/ACA17-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
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS6939	Hurricane Electric LLC	US
AS286	GTT Communications Inc.	NL
AS286	GTT Communications Inc.	US
AS4637	Telstra Global	HK
AS2914	NTT America, Inc.	US
AS577	Bell Canada	CA
AS3758	SingNet Pte Ltd	SG
AS8966	Etisalat - Emirates Telecommunications Corporation	AE
AS1299	Arelion Sweden AB	SE

Upstreams

AS Number	Description	Country
AS3758	SingNet Pte Ltd	SG
AS1299	Arelion Sweden AB	SE
AS6939	Hurricane Electric LLC	US
AS286	GTT Communications Inc.	US
AS3257	GTT Communications Inc.	US
AS2914	NTT America, Inc.	US
AS4637	Telstra International Limited	HK
AS3356	Level 3 Parent, LLC	US
AS577	Bell Canada	CA