APNIC - Query the APNIC Whois Database

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

OrgName:    PSINet, Inc. 
OrgID:      PSI
Address:    1015 31st St NW
City:       Washington
StateProv:  DC
PostalCode: 20007
Country:    US

ReferralServer: rwhois://rwhois.cogentco.com:4321/

NetRange:   38.0.0.0 - 38.255.255.255 
CIDR:       38.0.0.0/8 
NetName:    PSINETA
NetHandle:  NET-38-0-0-0-1
Parent:     
NetType:    Direct Allocation
NameServer: NS.PSI.NET
NameServer: NS2.PSI.NET
Comment:    Reassignment information for this block can be found at
Comment:    rwhois.cogentco.com 4321
RegDate:    1991-04-16
Updated:    2005-10-05

RTechHandle: PSI-NISC-ARIN
RTechName:   IP Allocation 
RTechPhone:  +1-877-875-4311
RTechEmail:  ipalloc@cogentco.com 

OrgAbuseHandle: COGEN-ARIN
OrgAbuseName:   Cogent Abuse 
OrgAbusePhone:  +1-877-875-4311
OrgAbuseEmail:  abuse@cogentco.com

OrgNOCHandle: ZC108-ARIN
OrgNOCName:   Cogent Communications 
OrgNOCPhone:  +1-877-875-4311
OrgNOCEmail:  noc@cogentco.com

OrgTechHandle: IPALL-ARIN
OrgTechName:   IP Allocation 
OrgTechPhone:  +1-877-875-4311
OrgTechEmail:  ipalloc@cogentco.com

# ARIN WHOIS database, last updated 2010-07-28 20:00
# Enter ? for additional hints on searching ARIN's WHOIS database.
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at https://www.arin.net/whois_tou.html
#
# Attention! Changes are coming to ARIN's Whois service on June 26.
# See https://www.arin.net/features/whois for details on the improvements.
  • Bold: Object type.
  • Underlined: Primary key(s).
  • Hyperlinks: Searchable Attributes.
8 records found for '38.107.191.111'
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: