APNIC - Query the APNIC Whois Database

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:       199.223.16.0 - 199.223.31.255
CIDR:           199.223.16.0/20
NetName:        ICFCONSULTINGGROUPINC
NetHandle:      NET-199-223-16-0-1
Parent:         NET199 (NET-199-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   ICF International (ICG-67)
RegDate:        1994-03-29
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/199.223.16.0
OrgName:        ICF International
OrgId:          ICG-67
Address:        1902 Reston Metro Plaza
City:           Reston
StateProv:      VA
PostalCode:     20190
Country:        US
RegDate:        2013-12-05
Updated:        2023-08-03
Ref:            https://rdap.arin.net/registry/entity/ICG-67
OrgAbuseHandle: ARINI2-ARIN
OrgAbuseName:   ARIN, ICF 
OrgAbusePhone:  +1-703-934-3000 
OrgAbuseEmail:  arin@icfi.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ARINI2-ARIN
OrgTechHandle: ARINI2-ARIN
OrgTechName:   ARIN, ICF 
OrgTechPhone:  +1-703-934-3000 
OrgTechEmail:  arin@icfi.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ARINI2-ARIN
OrgNOCHandle: ARINI2-ARIN
OrgNOCName:   ARIN, ICF 
OrgNOCPhone:  +1-703-934-3000 
OrgNOCEmail:  arin@icfi.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ARINI2-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.
7 records found for '199.223.21.100'
Search for  
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: