ASN AS19351 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19351?

AS19351 is listed under Teck Resources Limited.

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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AS19351 Teck Resources Limited

ASN Lookup Tool

Teck Resources Limited teck.com

CA 8 Routes

AS Data

AS19351

AS19351 – Teck Resources Limited

AS Number	19351
AS Name	TECK-AS-01
Organization	Teck Resources Limited (trl-24)
Country	CA
Website	teck.com
Number of IPv4 Routes	8
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-08-31

ASN Intelligence API for production workflows

Use ASN data for AS19351 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
142.230.14.0/24	AS19351	Teck Resources Limited	Teck Resources Limited	256
142.230.9.0/24	AS19351	Teck Resources Limited	Teck Resources Limited	256
142.230.8.0/24	AS19351	Teck Resources Limited	Teck Resources Limited	256
142.230.2.0/24	AS19351	Teck Resources Limited	Teck Resources Limited	256
142.230.0.0/23	AS19351	Teck Resources Limited	Teck Resources Limited	512
142.230.3.0/24	AS19351	Teck Resources Limited	Teck Resources Limited	256
142.230.10.0/24	AS19351	Teck Resources Limited	Teck Resources Limited	256
198.161.238.0/24	AS19351	Teck Resources Limited	Teck Resources Limited	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:       19351
ASName:         TECK-AS-01
ASHandle:       AS19351
RegDate:        2017-08-31
Updated:        2017-08-31
Comment:        www.teck.com
Ref:            https://rdap.arin.net/registry/autnum/19351


OrgName:        Teck Resources Limited
OrgId:          TRL-24
Address:        3300 - 550 Burrard Street
City:           Vancouver
StateProv:      BC
PostalCode:     V6C 0B3
Country:        CA
RegDate:        2010-11-30
Updated:        2025-10-16
Comment:        http://www.teck.com
Ref:            https://rdap.arin.net/registry/entity/TRL-24


OrgTechHandle: ANZUL-ARIN
OrgTechName:   Anzulovich, Adrian 
OrgTechPhone:  +1-604-699-4311 
OrgTechEmail:  adrian.anzulovich@teck.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ANZUL-ARIN

OrgAbuseHandle: ANZUL-ARIN
OrgAbuseName:   Anzulovich, Adrian 
OrgAbusePhone:  +1-604-699-4311 
OrgAbuseEmail:  adrian.anzulovich@teck.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ANZUL-ARIN

OrgTechHandle: CASTR342-ARIN
OrgTechName:   Castro, Horacio 
OrgTechPhone:  +1-604-699-4266 
OrgTechEmail:  horacio.castro@teck.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CASTR342-ARIN

OrgNOCHandle: ANZUL-ARIN
OrgNOCName:   Anzulovich, Adrian 
OrgNOCPhone:  +1-604-699-4311 
OrgNOCEmail:  adrian.anzulovich@teck.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ANZUL-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "19351",
    "as_handle" : "AS19351",
    "as_name" : "TECK-AS-01",
    "tech_contacts" : [ "ANZUL-ARIN", "CASTR342-ARIN" ],
    "abuse_contacts" : [ "ANZUL-ARIN" ],
    "date_created" : "2017-08-31",
    "date_updated" : "2017-08-31",
    "source" : "https://rdap.arin.net/registry/autnum/19351"
  } ],
  "organization" : {
    "handle" : "TRL-24",
    "name" : "Teck Resources Limited",
    "address" : [ "3300 - 550 Burrard Street", "Vancouver", "BC", "V6C0B3", "CA" ],
    "street" : "Burrard Street",
    "city" : "Vancouver",
    "state" : "BC",
    "zip_code" : "V6C0B3",
    "country" : [ "CA" ],
    "date_created" : "2010-11-30",
    "date_updated" : "2025-10-16",
    "source" : "https://rdap.arin.net/registry/entity/TRL-24",
    "addressCountry" : "CA"
  },
  "technical_contacts" : [ {
    "handle" : "ANZUL-ARIN",
    "name" : "Anzulovich, Adrian",
    "email" : [ "adrian.anzulovich@teck.com" ],
    "phone" : [ "+1-604-699-4311" ],
    "source" : "https://rdap.arin.net/registry/entity/ANZUL-ARIN"
  }, {
    "handle" : "CASTR342-ARIN",
    "name" : "Castro, Horacio",
    "email" : [ "horacio.castro@teck.com" ],
    "phone" : [ "+1-604-699-4266" ],
    "source" : "https://rdap.arin.net/registry/entity/CASTR342-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ANZUL-ARIN",
    "name" : "Anzulovich, Adrian",
    "email" : [ "adrian.anzulovich@teck.com" ],
    "phone" : [ "+1-604-699-4311" ],
    "source" : "https://rdap.arin.net/registry/entity/ANZUL-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7004	TELEFÓNICA CHILE S.A.	CL
AS6327	Shaw Communications	CA
AS852	TELUS Communications Inc.	CA
AS812	Rogers Communications Canada Inc.	CA
AS6471	ENTEL CHILE S.A.	CL
AS64614

Upstreams

AS Number	Description	Country
AS7004	TELEFÓNICA CHILE S.A.	CL
AS6327	Shaw Communications	CA
AS852	TELUS Communications Inc.	CA
AS812	Rogers Communications Canada Inc.	CA
AS6471	ENTEL CHILE S.A.	CL
AS64614