WHOIS

Lookup an IP or domain. Uses IANA referral first, then registry WHOIS.
Query
2001:418:3ff::1:53
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

inet6num:     2001:400:0:0:0:0:0:0/23
organisation: ARIN
status:       ALLOCATED

whois:        whois.arin.net

changed:      1999-07-01
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 2001:418:3ff::1:53"
#
# Use "?" to get help.
#

NetRange:       2001:418:: - 2001:418:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF
CIDR:           2001:418::/32
NetName:        NTTA-IPV6-0
NetHandle:      NET6-2001-418-1
Parent:         ARIN-001 (NET6-2001-400-0)
NetType:        Direct Allocation
OriginAS:       
Organization:   NTT America, Inc. (NTTAM-1)
RegDate:        2000-05-24
Updated:        2025-08-24
Comment:        Geofeed https://geo.ip.gin.ntt.net/geofeeds/geofeeds.csv
Comment:        Reassignment information for this block is
Comment:        available at rwhois.gin.ntt.net port 4321
Ref:            https://rdap.arin.net/registry/ip/2001:418::


OrgName:        NTT America, Inc.
OrgId:          NTTAM-1
Address:        15809 Bear Creek Pkwy
Address:        Suite 320
City:           Redmond
StateProv:      WA
PostalCode:     98052
Country:        US
RegDate:        2005-12-08
Updated:        2024-03-04
Ref:            https://rdap.arin.net/registry/entity/NTTAM-1

ReferralServer:  rwhois://rwhois.gin.ntt.net:4321

OrgRoutingHandle: PEERI-ARIN
OrgRoutingName:   Peering
OrgRoutingPhone:  +1-877-688-6625 
OrgRoutingEmail:  peering@ntt.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PEERI-ARIN

OrgTechHandle: VIPAR-ARIN
OrgTechName:   VIPAR
OrgTechPhone:  +1-877-688-6625 
OrgTechEmail:  ipr@gin.ntt.net
OrgTechRef:    https://rdap.arin.net/registry/entity/VIPAR-ARIN

OrgAbuseHandle: NAAC-ARIN
OrgAbuseName:   NTT America Abuse Contact
OrgAbusePhone:  +1-877-688-6625 
OrgAbuseEmail:  abuse@ntt.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NAAC-ARIN

OrgTechHandle: CANDE70-ARIN
OrgTechName:   Candela, Massimo 
OrgTechPhone:  +1-214-915-1366 
OrgTechEmail:  massimo@ntt.net
OrgTechRef:    https://rdap.arin.net/registry/entity/CANDE70-ARIN

OrgNOCHandle: NASC-ARIN
OrgNOCName:   NTT America Support Contact
OrgNOCPhone:  +1-877-688-6625 
OrgNOCEmail:  ce-support@gin.ntt.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/NASC-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.
#