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AS401212 Celestica International LP

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

Celestica International LP celestica.com

CA 4 Routes

AS Data

AS401212

AS401212 – Celestica International LP

AS Number	401212
AS Name	CEL-AS-01
Organization	Celestica International LP (cil-214)
Country	CA
Website	celestica.com
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2024-06-26

ASN Intelligence API for production workflows

Use ASN data for AS401212 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
135.12.50.0/24	AS401212	Celestica International LP	Celestica International LP	256
135.12.51.0/24	AS401212	Celestica International LP	Celestica International LP	256
135.12.48.0/24	AS401212	Celestica International LP	Celestica International LP	256
135.12.49.0/24	AS401212	Celestica International LP	Celestica International LP	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:       401212
ASName:         CEL-AS-01
ASHandle:       AS401212
RegDate:        2024-06-26
Updated:        2024-06-26
Ref:            https://rdap.arin.net/registry/autnum/401212


OrgName:        Celestica International LP
OrgId:          CIL-214
Address:        5140 Yonge Street, Suite 1900 PO Box 42
City:           Toronto
StateProv:      ON
PostalCode:     M2N 6L7
Country:        CA
RegDate:        2019-06-03
Updated:        2024-11-18
Ref:            https://rdap.arin.net/registry/entity/CIL-214


OrgTechHandle: SELVA29-ARIN
OrgTechName:   Selvanayagam, Jey 
OrgTechPhone:  +1-416-448-2224 
OrgTechEmail:  jselva@celestica.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SELVA29-ARIN

OrgAbuseHandle: OSANT2-ARIN
OrgAbuseName:   Osantowski, Rob 
OrgAbusePhone:  +1-416-448-2112 
OrgAbuseEmail:  rosant@celestica.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/OSANT2-ARIN

OrgAbuseHandle: SELVA29-ARIN
OrgAbuseName:   Selvanayagam, Jey 
OrgAbusePhone:  +1-416-448-2224 
OrgAbuseEmail:  jselva@celestica.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SELVA29-ARIN

OrgTechHandle: OSANT2-ARIN
OrgTechName:   Osantowski, Rob 
OrgTechPhone:  +1-416-448-2112 
OrgTechEmail:  rosant@celestica.com
OrgTechRef:    https://rdap.arin.net/registry/entity/OSANT2-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" : "401212",
    "as_handle" : "AS401212",
    "as_name" : "CEL-AS-01",
    "tech_contacts" : [ "SELVA29-ARIN", "OSANT2-ARIN" ],
    "abuse_contacts" : [ "OSANT2-ARIN", "SELVA29-ARIN" ],
    "date_created" : "2024-06-26",
    "date_updated" : "2024-06-26",
    "source" : "https://rdap.arin.net/registry/autnum/401212"
  } ],
  "organization" : {
    "handle" : "CIL-214",
    "name" : "Celestica International LP",
    "address" : [ "5140 Yonge Street, Suite 1900 PO Box 42", "Toronto", "ON", "M2N6L7", "CA" ],
    "street" : "Yonge Street",
    "city" : "Toronto",
    "state" : "ON",
    "zip_code" : "M2N6L7",
    "country" : [ "CA" ],
    "date_created" : "2019-06-03",
    "date_updated" : "2024-11-18",
    "source" : "https://rdap.arin.net/registry/entity/CIL-214",
    "addressCountry" : "CA"
  },
  "technical_contacts" : [ {
    "handle" : "SELVA29-ARIN",
    "name" : "Selvanayagam, Jey",
    "email" : [ "jselva@celestica.com" ],
    "phone" : [ "+1-416-448-2224" ],
    "source" : "https://rdap.arin.net/registry/entity/SELVA29-ARIN"
  }, {
    "handle" : "OSANT2-ARIN",
    "name" : "Osantowski, Rob",
    "email" : [ "rosant@celestica.com" ],
    "phone" : [ "+1-416-448-2112" ],
    "source" : "https://rdap.arin.net/registry/entity/OSANT2-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "OSANT2-ARIN",
    "name" : "Osantowski, Rob",
    "email" : [ "rosant@celestica.com" ],
    "phone" : [ "+1-416-448-2112" ],
    "source" : "https://rdap.arin.net/registry/entity/OSANT2-ARIN"
  }, {
    "handle" : "SELVA29-ARIN",
    "name" : "Selvanayagam, Jey",
    "email" : [ "jselva@celestica.com" ],
    "phone" : [ "+1-416-448-2224" ],
    "source" : "https://rdap.arin.net/registry/entity/SELVA29-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS21949	Beanfield Technologies Inc.	CA

Upstreams

AS Number	Description	Country
AS21949	Beanfield Technologies Inc.	CA

Frequently Asked Questions

What is ASN AS401212?

ASN AS401212 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS401212?

AS401212 is listed under Celestica International LP.

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.