APNIC - Query the APNIC Whois Database

Try the new whois search

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:       18.0.0.0 - 18.31.255.255
CIDR:           18.0.0.0/11
NetName:        MIT
NetHandle:      NET-18-0-0-0-1
Parent:         NET18 (NET-18-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       AS3
Organization:   Massachusetts Institute of Technology (MIT-2)
RegDate:        1994-01-01
Updated:        2021-12-14
Ref:            https://rdap.arin.net/registry/ip/18.0.0.0

OrgName:        Massachusetts Institute of Technology
OrgId:          MIT-2
Address:        Room W92-167
Address:        77 Massachusetts Avenue
City:           Cambridge
StateProv:      MA
PostalCode:     02139-4307
Country:        US
RegDate:        
Updated:        2017-01-28
Ref:            https://rdap.arin.net/registry/entity/MIT-2

OrgNOCHandle: MNO78-ARIN
OrgNOCName:   MIT Network Operations
OrgNOCPhone:  +1-617-253-8400 
OrgNOCEmail:  noc@mit.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/MNO78-ARIN

OrgTechHandle: SILIS-ARIN
OrgTechName:   Silis, Mark 
OrgTechPhone:  +1-617-324-5900 
OrgTechEmail:  mark@mit.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/SILIS-ARIN

OrgAbuseHandle: MNS18-ARIN
OrgAbuseName:   MIT Network Security
OrgAbusePhone:  +1-617-324-1782 
OrgAbuseEmail:  arin-mit-security@mit.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MNS18-ARIN

RAbuseHandle: MNS18-ARIN
RAbuseName:   MIT Network Security
RAbusePhone:  +1-617-324-1782 
RAbuseEmail:  arin-mit-security@mit.edu
RAbuseRef:    https://rdap.arin.net/registry/entity/MNS18-ARIN

RNOCHandle: MNO78-ARIN
RNOCName:   MIT Network Operations
RNOCPhone:  +1-617-253-8400 
RNOCEmail:  noc@mit.edu
RNOCRef:    https://rdap.arin.net/registry/entity/MNO78-ARIN

RTechHandle: SILIS-ARIN
RTechName:   Silis, Mark 
RTechPhone:  +1-617-324-5900 
RTechEmail:  mark@mit.edu
RTechRef:    https://rdap.arin.net/registry/entity/SILIS-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.
10 records found for '18.10.11.235'
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: