WHOIS

Lookup an IP or domain. Uses IANA referral first, then registry WHOIS.
Query
74.81.91.186
IANA
whois.iana.org
Referred
whois.arin.net
WHOIS servers can rate limit. Results are cached for performance.
### IANA response (whois.iana.org)

% IANA WHOIS server
% for more information on IANA, visit http://www.iana.org
% This query returned 1 object

refer:        whois.arin.net

inetnum:      74.0.0.0 - 74.255.255.255
organisation: ARIN
status:       ALLOCATED

whois:        whois.arin.net

changed:      2005-06
source:       IANA

### Registry response (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 1997-2026, American Registry for Internet Numbers, Ltd.
#


#
# Query terms are ambiguous.  The query is assumed to be:
#     "n 74.81.91.186"
#
# Use "?" to get help.
#

NetRange:       74.81.87.0 - 74.81.95.255
CIDR:           74.81.88.0/21, 74.81.87.0/24
NetName:        NTHL
NetHandle:      NET-74-81-87-0-1
Parent:         NET74 (NET-74-0-0-0-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   NETWORK TRANSIT HOLDINGS LLC (NTHL)
RegDate:        2008-08-05
Updated:        2018-11-26
Ref:            https://rdap.arin.net/registry/ip/74.81.87.0


OrgName:        NETWORK TRANSIT HOLDINGS LLC
OrgId:          NTHL
Address:        2626 Spring Cypress Road
City:           Spring
StateProv:      TX
PostalCode:     77388
Country:        US
RegDate:        2016-07-01
Updated:        2026-01-07
Comment:        All DMCA requests must be mailed to:
Comment:         
Comment:        Network Transit Holdings LLC
Comment:        2626 Spring Cypress Road
Comment:        Spring, TX 77388
Ref:            https://rdap.arin.net/registry/entity/NTHL


OrgNOCHandle: NETWO7681-ARIN
OrgNOCName:   Network Operations
OrgNOCPhone:  +1-844-252-5683 
OrgNOCEmail:  noc@networktransit.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO7681-ARIN

OrgAbuseHandle: ABUSE5641-ARIN
OrgAbuseName:   Abuse Department
OrgAbusePhone:  +1-281-942-2800 
OrgAbuseEmail:  abuse@networktransit.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5641-ARIN

OrgTechHandle: PROST1-ARIN
OrgTechName:   Proston, Serg 
OrgTechPhone:  +1-844-252-5683 
OrgTechEmail:  sprotsun@networktransit.net
OrgTechRef:    https://rdap.arin.net/registry/entity/PROST1-ARIN

OrgTechHandle: NETWO7681-ARIN
OrgTechName:   Network Operations
OrgTechPhone:  +1-844-252-5683 
OrgTechEmail:  noc@networktransit.net
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO7681-ARIN

RTechHandle: NETWO7681-ARIN
RTechName:   Network Operations
RTechPhone:  +1-844-252-5683 
RTechEmail:  noc@networktransit.net
RTechRef:    https://rdap.arin.net/registry/entity/NETWO7681-ARIN

RAbuseHandle: ABUSE5641-ARIN
RAbuseName:   Abuse Department
RAbusePhone:  +1-281-942-2800 
RAbuseEmail:  abuse@networktransit.net
RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5641-ARIN

RNOCHandle: NETWO7681-ARIN
RNOCName:   Network Operations
RNOCPhone:  +1-844-252-5683 
RNOCEmail:  noc@networktransit.net
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO7681-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 1997-2026, American Registry for Internet Numbers, Ltd.
#