ASN Lookup Tool

AS21787
CERIDIAN US US 28 Routes

AS21787CERIDIAN

AS Number 21787
AS Name CERIDIAN
Organization CERIDIAN(ceridi-3)
Country US N/A
Number of IPv4 Routes 28
Number of IPv6 Routes 0
ASN type BUSINESS
Allocation Status
Registry ARIN
Date Allocated N/A

IP Ranges

Route # IPs
170.153.96.0/22 1024
170.153.97.0/24 256
170.153.4.0/22 1024
170.153.66.0/23 512
170.153.252.0/24 256
170.153.140.0/22 1024
170.153.0.0/16 65536
170.153.255.0/24 256
170.153.142.0/24 256
buy plan 256
buy plan 512
buy plan 256
buy plan 256
buy plan 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 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       21787
ASName:         CERIDIAN
ASHandle:       AS21787
RegDate:        2001-06-20
Updated:        2012-10-17    
Ref:            https://rdap.arin.net/registry/autnum/21787


OrgName:        CERIDIAN
OrgId:          CERIDI-3
Address:        300 EMBASSY ROW
City:           ATLANTA
StateProv:      GA
PostalCode:     30328
Country:        US
RegDate:        2001-06-20
Updated:        2012-10-17
Ref:            https://rdap.arin.net/registry/entity/CERIDI-3


OrgTechHandle: CKN23-ARIN
OrgTechName:   No, Contact Known
OrgTechPhone:  +1-800-555-1234 
OrgTechEmail:  nobody@example.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CKN23-ARIN

OrgAbuseHandle: CKN23-ARIN
OrgAbuseName:   No, Contact Known
OrgAbusePhone:  +1-800-555-1234 
OrgAbuseEmail:  nobody@example.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CKN23-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
            

Parsed Whois Response

Peers

AS Number Description Country
AS13335 Cloudflare, Inc. US
AS6461 Zayo Bandwidth US
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS13335 Cloudflare, Inc. US
AS6461 Zayo Bandwidth US
AS174 Cogent Communications, LLC US

Ready to get started?Get Started with ASN Intelligence API Today

CTA Illustration