AS Number
AS6421
AS Name
AS6421
Org Name
TATA COMMUNICATIONS (AMERICA) INC
Registry

arin

RegDate

2014-01-28

Updated

2017-01-28

AS6421 Looking Glass
IPv4Prefixes

48

IPv6Prefixes

0

IPv4 NUMs

12,288

IPv6 NUMs(/64)

0

12,288 IPv4 Addresses
CIDR Description IP Num
14.141.246.0/24 TATACOMM-IN Internet Service Provider 256
14.141.247.0/24 TATACOMM-IN Internet Service Provider 256
59.164.76.0/24 RBU_BB_NAT_SHAPATH SHAPATH- Leased line RBU BB NAT 256
59.164.77.0/24 RBU_BB_NAT_SHAPATH SHAPATH- Leased line RBU BB NAT 256
103.16.252.0/23 TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 512
103.16.252.32/27 MentorMedia-TATAC MENTOR MEDIA LTD 32
103.16.254.0/23 INTERNAL-TATAC URGENT SHIFTING FROM AS 6453 to AS 6421 512
115.110.74.0/24 TATACOMM-IN Internet Service Provider 256
115.112.20.0/24 TATACOMM-IN Internet Service Provider 256
115.112.21.0/24 TATACOMM-IN Internet Service Provider 256
116.0.66.0/24 IH4-TATAC Customers access -30 and BB internal use 256
121.240.218.0/24 TATACOMM-IN Internet Service Provider 256
121.240.219.0/24 TATACOMM-IN Internet Service Provider 256
138.104.230.0/24 MOTTMAC 256
138.104.231.0/24 MOTTMAC 256
180.87.13.0/24 ExecutiveCentre-TATAC country: HK The Executive Centre (Central) Ltd 256
180.87.29.0/24 SYDNEY-1MH-TATAC Customers acces-30 and BB use 256
180.87.68.0/24 OZTHR1-TATAC Customers access -30 and BB internal use 256
180.87.76.0/24 TJ5TCR1-TATAC Customers access -31 and BB internal use 256
180.87.91.0/24 IZOAU-TATAC AU IZO Pool 256
180.87.92.0/24 IZO6421-TATAC IZO services in AS6421, required /24 for singapore/hongkong 256
180.87.115.0/24 TCLGMX1MH-TATAC MNS- Sydney 256
180.87.119.0/24 lin-tv2-tcore1-TATAC Customers access /31 and BB internal use-6421 256
180.87.120.0/24 MSCI-TATAC MSCI INC::691788 256
180.87.121.0/24 HK2TH1-TATAC Customers access /31 and BB internal use 256
180.87.122.0/24 TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
180.87.124.0/24 TML-TATAC Tech Mahindra Limited::730454 256
180.87.126.0/24 IH4TH1-TATAC Customers access /31 and BB internal use 256
180.87.127.0/24 MKSPL-TATAC MAYBANK KIMENG SECURITIES PTE LTD.::841635 256
180.87.138.0/24 TCLGMX-TATAC TCL Global Meeting Exchange Asia Pacific 256
180.87.139.0/24 TCLGMX-TATAC TCL Global Meeting Exchange Asia Pacific 256
180.87.140.0/24 IH4-TATAC Customers access -30 and BB internal use 256
180.87.141.0/24 HK2-TATAC Customers access -30 and BB internal use 256
180.87.152.0/24 NEOTEL-TATAC Neotel/High Commission of Singapore 256
180.87.152.16/28 MAPLETREE-TATAC Mapletree 16
180.87.153.0/24 SATELLITE-TATAC SATELLITE TELEVISION ASIAN REGION LTD 256
180.87.190.0/24 TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
180.87.191.0/24 INFRA-TATAC Customer Access-30 and BB internal use 256
202.183.64.0/24 AS4755-TATAC UCCOMVOICEMGNT-TATAC 256
202.183.65.0/24 MUNICHRE-TATAC 1066094 256
202.183.66.0/24 BBCC-TATAC Customers access /31 and BB internal use for 6421 256
202.183.69.0/24 TATAC-Network Internal BB and Xconnect 256
202.183.70.0/24 GSMC-TATAC GSMC Management in Malaysia for our IPC infra via AS 6421//877870 256
202.183.72.0/24 INVESTEC-TATAC CUST:A06GS_1MH_NP1:NVESTEC BANK PLC::1127189 256
202.183.74.0/24 AS4755-TATAC UCCOMVOICEMGNT-TATAC 256
202.183.75.0/24 Ginjn1-TATAC BB, XC /30 /31 256
202.183.77.0/24 GSMC-TATAC GSMC Management in Malaysia for our IPC infra via AS 6421//877870 256
202.183.79.0/24 TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 520,704 282,631,699,169,280 IPv4 IPv4
AS7474 OPTUSCOM-AS01-AU - SingTel Optus Pty Ltd, AU Australia 543,744 4,295,163,904 IPv4 IPv4
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9,216 42,949,672,960 IPv4 IPv4
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 2,048 0 IPv4 IPv4
AS4755 TATACOMM-AS - Tata Communications Limited, IN India 1,787,904 8,590,196,736 IPv4 IPv4
AS4766 KIXS-AS-KR - Korea Telecom, KR Republic of Korea 47,187,328 30,071,848,960 IPv4 IPv4
AS38008 APERTURE-AS-AP - Aperture Science Limited, HK Hong Kong 2,560 4,578,082,816 IPv4 IPv4
AS135391 AOFEI-HK - AOFEI DATA INTERNATIONAL COMPANY LIMITED, HK Hong Kong 36,096 8,841,658,368 IPv4 IPv4
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,362,944 25,770,721,280 IPv4 IPv4 IPv6 IPv6
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 21,504 4,294,967,296 IPv4 IPv4
AS35280 F5 - F5 Networks SARL, FR France 51,968 81,604,378,624 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 94,464 354,874,032,128 IPv4 IPv4
AS132337 ANSPL-AS-AP - AXCLUSIVE PTE. LTD., SG Singapore 7,936 4,294,967,296 IPv4 IPv4
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 94,208 111,345,664 IPv4 IPv4
AS6453 AS6453 - TATA COMMUNICATIONS (AMERICA) INC, US United States 574,976 55,834,640,384 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,285,632 25,769,934,848 IPv4 IPv4
AS9002 RETN-AS - RETN Limited, GB United Kingdom 27,392 4,294,967,296 IPv4 IPv4
AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited, HK Hong Kong 1,531,904 12,886,081,536 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 66,816 107,407,736,832 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS14630 INVESCO - Invesco Group Services, Inc., US United States 7,680 38,671,482,880 IPv4 IPv4 IPv6 IPv6
AS56043 APNIC ASN block, AU Australia 3,072 0 IPv4 IPv4
AS3762 INSTINET-AS - Instinet, US United States 77,824 0 IPv4 IPv4
AS10361 BLOOMBERG-NET - Bloomberg, LP, US United States 27,136 0 IPv4 IPv4
AS34414 NOKIA-APAC - Nokia Oyj, FI Finland 3,584 4,194,304 IPv4 IPv4
AS45474 NEXUSGUARD-AS-AP - NEXUSGUARD LIMITED, HK Hong Kong 24,320 1,048,576 IPv4 IPv4
AS56274 GM-AP-SGDC - GENERAL MOTORS OVERSEAS DISTRIBUTION LLC, SG Singapore 3,840 131,072 IPv4 IPv4
AS4755 TATACOMM-AS - Tata Communications Limited, IN India 1,787,904 8,590,196,736 IPv4 IPv4
AS4766 KIXS-AS-KR - Korea Telecom, KR Republic of Korea 47,187,328 30,071,848,960 IPv4 IPv4
AS10146 FORD-MOTOR-CO-SG-AP - Ford Motor Company, SG Singapore 2,304 65,536 IPv4 IPv4 IPv6 IPv6
AS139341 ACE-AS-AP - ACEVILLE PTE.LTD., SG Singapore 108,288 7,667,712 IPv4 IPv4 IPv6 IPv6
AS10794 BANKAMERICA - Bank of America, National Association, US United States 121,344 0 IPv4 IPv4
AS24012 RAPL-AS-AP - Refinitiv Australia PTY Limited, AU Australia 6,912 0 IPv4 IPv4
AS58894 SCHNEIDER-AS-AP-AU - Schneider Electric (AUSTRALIA) Pty Ltd, AU Australia 512 0 IPv4 IPv4
IP Address Domain NUMs Domains
103.16.252.43 1 edx.mentormediacorp.com
103.16.252.46 1 ebiz3.mentormediacorp.com
103.16.252.47 1 serviceshop.asus.com
103.16.252.48 3 hprcd-apj.com
103.16.252.49 3 hprcd-emea.com
103.16.252.57 2 hpmcf-na.com
103.16.252.58 1 hprcd-nalat.com
103.16.253.86 1 wechat.rsppayment.com
103.16.253.87 2 rspstore.com
103.16.253.90 7 associate.cashsense.com
ASNumber:       6421
ASName:         AS6421
ASHandle:       AS6421
RegDate:        1996-04-09
Updated:        2014-04-22    
Ref:            https://rdap.arin.net/registry/autnum/6421



OrgName:        TATA COMMUNICATIONS (AMERICA) INC
OrgId:          TCA-51
Address:        2355 Dulles Corner Boulevard Suite 700
City:           Herndon
StateProv:      VA
PostalCode:     20171
Country:        US
RegDate:        2014-01-28
Updated:        2017-01-28
Ref:            https://rdap.arin.net/registry/entity/TCA-51


OrgTechHandle: IPADM470-ARIN
OrgTechName:   IP Admin
OrgTechPhone:  +1 514 315 7888 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IPADM470-ARIN

OrgAbuseHandle: IPNOC14-ARIN
OrgAbuseName:   IP NOC
OrgAbusePhone:  +15148687888 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/IPNOC14-ARIN

OrgNOCHandle: IPNOC14-ARIN
OrgNOCName:   IP NOC
OrgNOCPhone:  +15148687888 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/IPNOC14-ARIN