APNIC - Query the APNIC Whois Database

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To assist you with debugging problems, this whois query was received from IP Address

% APNIC found the following authoritative answer from: whois.arin.net

#
# 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 1997-2024, American Registry for Internet Numbers, Ltd.
#

NetRange:       142.21.0.0 - 142.21.255.255
CIDR:           142.21.0.0/16
NetName:        CMH-NET
NetHandle:      NET-142-21-0-0-1
Parent:         NET142 (NET-142-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   Chedoke-McMaster Hospitals (CHEDOK)
RegDate:        1991-03-18
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/142.21.0.0

OrgName:        Chedoke-McMaster Hospitals
OrgId:          CHEDOK
Address:        P.O. Box 2000, Station A
City:           Hamilton
StateProv:      ON
PostalCode:     L8N-3Z5
Country:        CA
RegDate:        1991-03-18
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/CHEDOK

OrgAbuseHandle: ACA35-ARIN
OrgAbuseName:   CARUSO, AURELIO 
OrgAbusePhone:  +1-905-521-2100 
OrgAbuseEmail:  carusal@hhsc.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ACA35-ARIN

OrgTechHandle: ACA35-ARIN
OrgTechName:   CARUSO, AURELIO 
OrgTechPhone:  +1-905-521-2100 
OrgTechEmail:  carusal@hhsc.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/ACA35-ARIN

OrgAbuseHandle: PCA22-ARIN
OrgAbuseName:   Campagnolo, Paul 
OrgAbusePhone:  +1-905-527-4322 
OrgAbuseEmail:  campagnolo@hhsc.ca
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PCA22-ARIN

OrgTechHandle: PCA22-ARIN
OrgTechName:   Campagnolo, Paul 
OrgTechPhone:  +1-905-527-4322 
OrgTechEmail:  campagnolo@hhsc.ca
OrgTechRef:    https://rdap.arin.net/registry/entity/PCA22-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 1997-2024, American Registry for Internet Numbers, Ltd.
#
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
8 records found for '142.21.15.117'
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IP address lookups Miscellaneous queries
-l

1st level less specific

 Returns smallest IP address range that includes the queried IP address or range

-i

Inverse attributes

 Returns objects with an attribute that matches the query text and attribute type
-L

All less specific

 Return all larger IP address ranges that include the queried IP address or range

-T

Object types

 Results that match the query and are of a specified object type
-m

1st level more specific

 Returns first level more specific address ranges within the boundaries of the queried IP address range
-M

All more specific

 Returns all more specific address ranges within the boundaries of the queried IP address range

Query hints

  • Include "AS" in front of an AS number.
    Example: AS4808

  • Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template
    Example: -t inetnum

-x

Exact match only

 Returns address range that exactly matches the queried IP address range
-d

Associated reverse domain

 Returns IP address range and associated reverse domain

For more information see: