168.143.0.0/16

AS2914 - NTT-DATA-2914 - NTT America, Inc., US
United States
RCN-168-143 - NTT America, Inc.

Summary

NetName
RCN-168-143
OrgName
NTT America, Inc.
CIDR

168.143.0.0/16

RIR

ARIN

Country / Region

Status

Reassigned

Abuse

abuse@ntt.net

Contact

ipr@gin.ntt.net

massimo@ntt.net

RegDate

2026-05-19

Updated

2026-05-19

Routing

AS Desc Country / Region IPv4 NUMs IPv6 NUMs
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36233472 215834689537
AS293 ESNET - ESnet, US United States 140800 4295163904
AS577 BACOM - Bell Canada, CA Canada 7030784 8769044480
AS680 DFN - Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE Germany 7716096 309238366208
AS852 ASN852 - TELUS Communications Inc., CA Canada 4849664 12907118592
AS1280 ISC-AS-1280 - Internet Systems Consortium, Inc., US United States 23296 4297785345
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 411392 77326778368
AS1764 NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH, AT Austria 84736 236223463424
AS1916 Rede Nacional de Ensino e Pesquisa, BR Brazil 660992 268435712
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3939584 17717067776
AS2500 WIDE-BB - WIDE Project, JP Japan 65536 4294967296
AS2518 BIGLOBE - BIGLOBE Inc., JP Japan 3670016 38654705664
AS2734 CORESITE - CoreSite, US United States 48896 7248347136
AS3130 RGNET-SEA - RGnet OU, EE Estonia 1024 65536
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8552448 442382745600
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3517440 204347408384
AS3320 DTAG - Deutsche Telekom AG, DE Germany 34192896 35308963168256
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28864512 81626398720
AS3491 PCCWG-APAC-HK - PCCW Global (HK) Limited, HK Hong Kong 1362176 13421838336
AS3741 NTT-DATA-Inc - Dimension Data, ZA South Africa 2950912 137439084544
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17174784 17935855058948
AS4641 HKIX-AS-AP - The Hong Kong Internet Exchange Limited, HK Hong Kong 12288 4294967296
AS4826 VOCUS-BACKBONE-AS - VOCUS PTY LTD, AU Australia 331008 17180065792
AS5511 Opentransit - Orange S.A., FR France 479232 51548192768
AS6057 Administracion Nacional de Telecomunicaciones, UY Uruguay 2155520 68719476736
AS6204 ZET-NET - INTERKVM HOST SRL, RO Romania 3840 268500999
AS6453 AS6453 - TATA COMMUNICATIONS (AMERICA) INC, US United States 506880 55834640384
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1751552 51808436224
AS6663 TTI-NET - Euroweb Romania S.R.L., RO Romania 39680 6442450944
AS6696 VERIXI - VERIXI SA, BE Belgium 83456 8589934592
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 285952 8594194432
AS6830 LibertyGlobal - Liberty Global Europe Holding B.V., NL Netherlands 1184768 103079215104
AS7018 ATT-INTERNET4 - AT&T Enterprises, LLC, US United States 96430080 2310693060608
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1154816 90194444288
AS9002 RETN-AS - RETN Limited, GB United Kingdom 26624 4831838208
AS9498 BBIL-AP - Bharti Airtel Limited, IN India 2296576 4299358208
AS12637 SEEWEB - SEEWEB s.r.l., IT Italy 81920 188978561024
AS12779 ITGATE - IT.Gate S.p.A., IT Italy 47104 42949869568
AS12956 TELXIUS - TELEFONICA GLOBAL SOLUTIONS SL, ES Spain 101632 12884901888
AS14537 CL-1379-14537 - Continent 8 LLC, US United States 65536 12884901888
AS15943 WTNET-AS - wilhelm.tel GmbH, DE Germany 354560 38654836736
AS16552 DIGICERT - Tiggee LLC, US United States 21248 34363801600
AS17350 MOODYS - Moody's Corp., US United States 6144 0
AS17660 DRUKNET-AS - Bhutan Telecom Ltd, BT Bhutan 22528 4294967296
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53248 13153337344
AS19151 BBO-1 - BroadbandONE, LLC, US United States 63232 4294967296
AS19653 CTSTELECOM - CTS Communications Corp, US United States 61952 4294967296
AS20080 AMPATH - Florida International University, US United States 2048 4295032832
AS23352 SERVERCENTRAL - DEFT.COM, US United States 191744 4563599360
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20992 4294967296
AS25091 IP-Max - IP-Max SA, CH Switzerland 15104 68719607808
AS25152 K-ROOT-SERVER - Reseaux IP Europeens Network Coordination Centre (RIPE NCC), NL Netherlands 512 4294967296
AS28398 INTERNET TELEFONIA Y TV DE MICHOACAN SA DE CV, MX Mexico 5120 8589934592
AS29075 IELO - IELO-LIAZO SERVICES SAS, FR France 31232 107374247936
AS29680 VOZTELECOM - Gamma Operadora de Comunicaciones S.A., ES Spain 12544 4294967296
AS30781 JAGUAR-AS - Free Pro SAS, FR France 115456 167503790080
AS31034 ARUBA-ASN - Aruba S.p.A., IT Italy 283136 17179869184
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13568 2293760
AS32709 1-JOINK - Joink, LLC, US United States 45056 4294967296
AS35280 F5 - F5 Networks SARL, FR France 55808 81604378624
AS37100 SEACOM-AS - SEACOM Limited, MU Mauritius 1072896 12884901888
AS37271 Workonline - Workonline Communications(Pty) Ltd, ZA South Africa 9216 4294967296
AS37721 Virtual-Technologies-Solutions-SA - Virtual Technologies & Solutions, BF Burkina Faso 15872 8589934592
AS38082 IIT-TIG-AS-AP - True International Gateway Co., Ltd., TH Thailand 7168 4294967296
AS40994 Alwyzon - Hohl IT e.U., AT Austria 5632 38654705664
AS41327 FIBERTELECOM-AS - Fiber Telecom S.p.A., IT Italy 7168 68719476736
AS47692 NESSUS - Nessus GmbH, AT Austria 37376 34359869440
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116992 356753080320
AS53828 NITEL - NETWORK INNOVATIONS, LLC, US United States 131840 4294967296
AS57866 FUSIX-AS - Fusix Networks B.V., NL Netherlands 9472 107374247936
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 128000 1258553344
AS61568 ALOO TELECOM - FSF TECNOLOGIA SA, BR Brazil 12544 4295032832
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 125952 118226945
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 768 4295360512
AS264479 Turbozone Internet, BR Brazil 2560 4294967296
AS269180 VIPNET Conexão, BR Brazil 1280 4294967296
AS398465 RACKDOG-LLC - Rackdog, LLC, US United States 196864 137707388928

Whois

NetRange:       168.143.0.0 - 168.143.255.255
CIDR:           168.143.0.0/16
NetName:        NTTA-168-143
NetHandle:      NET-168-143-0-0-1
Parent:         NET168 (NET-168-0-0-0-0)
NetType:        Direct Allocation
OriginAS:
Organization:   NTT America, Inc. (NTTAM-1)
RegDate:        1994-05-13
Updated:        2024-07-26
Comment:        Geofeed https://geo.ip.gin.ntt.net/geofeeds/geofeeds.csv
Comment:
Comment:        Reassignment information for this block is
Comment:        available at rwhois.gin.ntt.net port 4321
Ref:            https://rdap.arin.net/registry/ip/168.143.0.0

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

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

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

RTechHandle: VIA4-ORG-ARIN
RTechName:   VIPAR
RTechPhone:  +1-877-688-6625
RTechEmail:  ipr@gin.ntt.net
RTechRef:    https://rdap.arin.net/registry/entity/VIA4-ORG-ARIN


NetRange:       168.143.0.0 - 168.143.63.255
CIDR:           168.143.0.0/18
NetName:        RCN-168-143
NetHandle:      NET-168-143-0-0-2
Parent:         NTTA-168-143 (NET-168-143-0-0-1)
NetType:        Reassigned
OriginAS:
Customer:       RCN (C11598218)
RegDate:        2026-05-19
Updated:        2026-05-19
Ref:            https://rdap.arin.net/registry/ip/168.143.0.0

CustName:       RCN
Address:        21715 Filigree Court
City:           Ashburn
StateProv:      VA
PostalCode:     20147
Country:        US
RegDate:        2026-05-19
Updated:        2026-05-19
Ref:            https://rdap.arin.net/registry/entity/C11598218

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

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

RTechHandle: VIA4-ORG-ARIN
RTechName:   VIPAR
RTechPhone:  +1-877-688-6625
RTechEmail:  ipr@gin.ntt.net
RTechRef:    https://rdap.arin.net/registry/entity/VIA4-ORG-ARIN

Graph

CIDR

168.143.0.0/24 168.143.1.0/24 168.143.2.0/24 168.143.3.0/24
168.143.4.0/24 168.143.5.0/24 168.143.6.0/24 168.143.7.0/24
168.143.8.0/24 168.143.9.0/24 168.143.10.0/24 168.143.11.0/24
168.143.12.0/24 168.143.13.0/24 168.143.14.0/24 168.143.15.0/24
168.143.16.0/24 168.143.17.0/24 168.143.18.0/24 168.143.19.0/24
168.143.20.0/24 168.143.21.0/24 168.143.22.0/24 168.143.23.0/24
168.143.24.0/24 168.143.25.0/24 168.143.26.0/24 168.143.27.0/24
168.143.28.0/24 168.143.29.0/24 168.143.30.0/24 168.143.31.0/24
168.143.32.0/24 168.143.33.0/24 168.143.34.0/24 168.143.35.0/24
168.143.36.0/24 168.143.37.0/24 168.143.38.0/24 168.143.39.0/24
168.143.40.0/24 168.143.41.0/24 168.143.42.0/24 168.143.43.0/24
168.143.44.0/24 168.143.45.0/24 168.143.46.0/24 168.143.47.0/24
168.143.48.0/24 168.143.49.0/24 168.143.50.0/24 168.143.51.0/24
168.143.52.0/24 168.143.53.0/24 168.143.54.0/24 168.143.55.0/24
168.143.56.0/24 168.143.57.0/24 168.143.58.0/24 168.143.59.0/24
168.143.60.0/24 168.143.61.0/24 168.143.62.0/24 168.143.63.0/24
168.143.64.0/24 168.143.65.0/24 168.143.66.0/24 168.143.67.0/24
168.143.68.0/24 168.143.69.0/24 168.143.70.0/24 168.143.71.0/24
168.143.72.0/24 168.143.73.0/24 168.143.74.0/24 168.143.75.0/24
168.143.76.0/24 168.143.77.0/24 168.143.78.0/24 168.143.79.0/24
168.143.80.0/24 168.143.81.0/24 168.143.82.0/24 168.143.83.0/24
168.143.84.0/24 168.143.85.0/24 168.143.86.0/24 168.143.87.0/24
168.143.88.0/24 168.143.89.0/24 168.143.90.0/24 168.143.91.0/24
168.143.92.0/24 168.143.93.0/24 168.143.94.0/24 168.143.95.0/24
168.143.96.0/24 168.143.97.0/24 168.143.98.0/24 168.143.99.0/24
168.143.100.0/24 168.143.101.0/24 168.143.102.0/24 168.143.103.0/24
168.143.104.0/24 168.143.105.0/24 168.143.106.0/24 168.143.107.0/24
168.143.108.0/24 168.143.109.0/24 168.143.110.0/24 168.143.111.0/24
168.143.112.0/24 168.143.113.0/24 168.143.114.0/24 168.143.115.0/24
168.143.116.0/24 168.143.117.0/24 168.143.118.0/24 168.143.119.0/24
168.143.120.0/24 168.143.121.0/24 168.143.122.0/24 168.143.123.0/24
168.143.124.0/24 168.143.125.0/24 168.143.126.0/24 168.143.127.0/24
168.143.128.0/24 168.143.129.0/24 168.143.130.0/24 168.143.131.0/24
168.143.132.0/24 168.143.133.0/24 168.143.134.0/24 168.143.135.0/24
168.143.136.0/24 168.143.137.0/24 168.143.138.0/24 168.143.139.0/24
168.143.140.0/24 168.143.141.0/24 168.143.142.0/24 168.143.143.0/24
168.143.144.0/24 168.143.145.0/24 168.143.146.0/24 168.143.147.0/24
168.143.148.0/24 168.143.149.0/24 168.143.150.0/24 168.143.151.0/24
168.143.152.0/24 168.143.153.0/24 168.143.154.0/24 168.143.155.0/24
168.143.156.0/24 168.143.157.0/24 168.143.158.0/24 168.143.159.0/24
168.143.160.0/24 168.143.161.0/24 168.143.162.0/24 168.143.163.0/24
168.143.164.0/24 168.143.165.0/24 168.143.166.0/24 168.143.167.0/24
168.143.168.0/24 168.143.169.0/24 168.143.170.0/24 168.143.171.0/24
168.143.172.0/24 168.143.173.0/24 168.143.174.0/24 168.143.175.0/24
168.143.176.0/24 168.143.177.0/24 168.143.178.0/24 168.143.179.0/24
168.143.180.0/24 168.143.181.0/24 168.143.182.0/24 168.143.183.0/24
168.143.184.0/24 168.143.185.0/24 168.143.186.0/24 168.143.187.0/24
168.143.188.0/24 168.143.189.0/24 168.143.190.0/24 168.143.191.0/24
168.143.192.0/24 168.143.193.0/24 168.143.194.0/24 168.143.195.0/24
168.143.196.0/24 168.143.197.0/24 168.143.198.0/24 168.143.199.0/24
168.143.200.0/24 168.143.201.0/24 168.143.202.0/24 168.143.203.0/24
168.143.204.0/24 168.143.205.0/24 168.143.206.0/24 168.143.207.0/24
168.143.208.0/24 168.143.209.0/24 168.143.210.0/24 168.143.211.0/24
168.143.212.0/24 168.143.213.0/24 168.143.214.0/24 168.143.215.0/24
168.143.216.0/24 168.143.217.0/24 168.143.218.0/24 168.143.219.0/24
168.143.220.0/24 168.143.221.0/24 168.143.222.0/24 168.143.223.0/24
168.143.224.0/24 168.143.225.0/24 168.143.226.0/24 168.143.227.0/24
168.143.228.0/24 168.143.229.0/24 168.143.230.0/24 168.143.231.0/24
168.143.232.0/24 168.143.233.0/24 168.143.234.0/24 168.143.235.0/24
168.143.236.0/24 168.143.237.0/24 168.143.238.0/24 168.143.239.0/24
168.143.240.0/24 168.143.241.0/24 168.143.242.0/24 168.143.243.0/24
168.143.244.0/24 168.143.245.0/24 168.143.246.0/24 168.143.247.0/24
168.143.248.0/24 168.143.249.0/24 168.143.250.0/24 168.143.251.0/24
168.143.252.0/24 168.143.253.0/24 168.143.254.0/24 168.143.255.0/24