AS Number
AS6421
AS Name
AS6421
Org Name
TATA COMMUNICATIONS (AMERICA) INC
Country / Region
United States
Registry

arin

RegDate

2014-01-28

Updated

2017-01-28

AS6421 Looking Glass
IPv4Prefixes

52

IPv6Prefixes

0

IPv4 NUMs

13,312

IPv6 NUMs(/64)

0

13,312 IPv4 Addresses
CIDR Description IP Num
14.141.246.0/24
ROA Signed and Valid IRR Valid
TATACOMM-IN Internet Service Provider 256
14.141.247.0/24
IRR Valid
TATACOMM-IN Internet Service Provider 256
59.164.76.0/24
ROA Signed and Valid IRR Valid
RBU_BB_NAT_SHAPATH SHAPATH- Leased line RBU BB NAT 256
59.164.77.0/24
ROA Signed and Valid IRR Valid
RBU_BB_NAT_SHAPATH SHAPATH- Leased line RBU BB NAT 256
103.16.252.0/23
IRR Valid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 512
103.16.252.32/27
IRR Parent Valid
MentorMedia-TATAC MENTOR MEDIA LTD 32
103.16.254.0/23
IRR Valid
INTERNAL-TATAC URGENT SHIFTING FROM AS 6453 to AS 6421 512
115.110.74.0/24
ROA Signed and Valid IRR Valid
TATACOMM-IN Internet Service Provider 256
115.110.75.0/24
ROA Signed and Valid IRR Valid
TATACOMM-IN Internet Service Provider 256
115.112.20.0/24
ROA Signed and Valid IRR Valid
TATACOMM-IN Internet Service Provider 256
115.112.21.0/24
ROA Signed and Valid IRR Valid
TATACOMM-IN Internet Service Provider 256
116.0.66.0/24
ROA Signed and Valid IRR Valid
IH4-TATAC Customers access -30 and BB internal use 256
121.240.218.0/24
IRR Valid
TATACOMM-IN Internet Service Provider 256
121.240.219.0/24
IRR Valid
TATACOMM-IN Internet Service Provider 256
138.104.230.0/24
IRR Valid
MOTTMAC 256
138.104.231.0/24
IRR Valid
MOTTMAC 256
180.87.13.0/24
ROA Signed and Valid IRR InValid
ExecutiveCentre-TATAC country: HK The Executive Centre (Central) Ltd 256
180.87.29.0/24
IRR Valid
SYDNEY-1MH-TATAC Customers acces-30 and BB use 256
180.87.68.0/24
IRR Valid
OZTHR1-TATAC Customers access -30 and BB internal use 256
180.87.76.0/24
ROA Signed and Valid IRR Valid
TJ5TCR1-TATAC Customers access -31 and BB internal use 256
180.87.91.0/24
IRR Valid
IZOAU-TATAC AU IZO Pool 256
180.87.92.0/24
IRR Valid
IZO6421-TATAC IZO services in AS6421, required /24 for singapore/hongkong 256
180.87.115.0/24
IRR Valid
TCLGMX1MH-TATAC MNS- Sydney 256
180.87.119.0/24
IRR Valid
lin-tv2-tcore1-TATAC Customers access /31 and BB internal use-6421 256
180.87.120.0/24
ROA Signed and Valid IRR Valid
MSCI-TATAC MSCI INC::691788 256
180.87.121.0/24
IRR Valid
HK2TH1-TATAC Customers access /31 and BB internal use 256
180.87.122.0/24
ROA Signed and Valid IRR Valid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
180.87.124.0/24
IRR Valid
TML-TATAC Tech Mahindra Limited::730454 256
180.87.126.0/24
IRR Valid
IH4TH1-TATAC Customers access /31 and BB internal use 256
180.87.127.0/24
IRR Valid
MKSPL-TATAC MAYBANK KIMENG SECURITIES PTE LTD.::841635 256
180.87.138.0/24
IRR InValid
TCLGMX-TATAC TCL Global Meeting Exchange Asia Pacific 256
180.87.139.0/24
IRR InValid
TCLGMX-TATAC TCL Global Meeting Exchange Asia Pacific 256
180.87.140.0/24
IRR InValid
IH4-TATAC Customers access -30 and BB internal use 256
180.87.141.0/24
IRR InValid
HK2-TATAC Customers access -30 and BB internal use 256
180.87.152.0/24
IRR Valid
NEOTEL-TATAC Neotel/High Commission of Singapore 256
180.87.152.16/28
IRR Parent Valid
MAPLETREE-TATAC Mapletree 16
180.87.153.0/24
ROA Signed and Valid IRR Valid
SATELLITE-TATAC SATELLITE TELEVISION ASIAN REGION LTD 256
180.87.182.0/24
IRR InValid
AP-TELEGLOBE Test 256
180.87.190.0/24
IRR Valid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
180.87.191.0/24
IRR InValid
INFRA-TATAC Customer Access-30 and BB internal use 256
202.183.64.0/24
ROA Signed and Valid IRR Valid
AS4755-TATAC UCCOMVOICEMGNT-TATAC 256
202.183.65.0/24
IRR Valid
MUNICHRE-TATAC 1066094 256
202.183.66.0/24
IRR InValid
BBCC-TATAC Customers access /31 and BB internal use for 6421 256
202.183.69.0/24
IRR Valid
TATAC-Network Internal BB and Xconnect 256
202.183.70.0/24
IRR Valid
GSMC-TATAC GSMC Management in Malaysia for our IPC infra via AS 6421//877870 256
202.183.72.0/24
IRR Valid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
202.183.73.0/24
IRR Valid
AS4755-TATAC CC-BB- Orphan 256
202.183.74.0/24
IRR Valid
AS4755-TATAC UCCOMVOICEMGNT-TATAC 256
202.183.75.0/24
IRR Valid
Ginjn1-TATAC BB, XC /30 /31 256
202.183.77.0/24
IRR Valid
GSMC-TATAC GSMC Management in Malaysia for our IPC infra via AS 6421//877870 256
202.183.79.0/24
IRR Valid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
203.215.153.0/24
IRR InValid
SERVCORP country: AU Servcorp SmartOffice 256
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4755 TATACOMM-AS - Tata Communications Limited, IN India 1,822,720 8,590,196,736 IPv4 IPv4
AS24429 Taobao - Zhejiang Taobao Network Co.,Ltd, CN China 49,152 5,636,096 IPv4 IPv4
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 8,192 42,949,672,960 IPv4 IPv4
AS45352 IPSERVERONE-AS-AP - IP ServerOne Solutions Sdn Bhd, MY Malaysia 39,424 4,027,645,952 IPv4 IPv4
AS63927 RISE-HK - RISE ASIA TECHNOLOGY LIMITED, HK Hong Kong 2,560 141,733,920,768 IPv4 IPv4
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 0 0 IPv4 IPv4
AS35280 F5 - F5 Networks SARL, FR France 50,432 81,604,378,624 IPv4 IPv4
AS135391 AOFEI-HK - AOFEI DATA INTERNATIONAL COMPANY LIMITED, HK Hong Kong 34,560 13,220,511,744 IPv4 IPv4
AS140627 ONEQODEASSETS-AS-AP - ONEQODE ASSETS PTY LTD, AU Australia 33,536 4,295,032,832 IPv4 IPv4
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv4 IPv4
AS39120 CONVERGENZE-AS - Convergenze S.p.A., IT Italy 38,144 12,884,901,888 IPv4 IPv4
AS58511 ANYCAST-GLOBAL-BACKBONE - Anycast Holdings Pty Ltd, AU Australia 23,552 8,589,934,592 IPv4 IPv4
AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street, CN China 110,725,904 17,592,187,813,888 IPv4 IPv4
AS38001 NEWMEDIAEXPRESS-AS-AP - NewMedia Express Pte Ltd, SG Singapore 20,480 5,570,560 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 54,528 141,751,156,736 IPv4 IPv4
AS4766 KIXS-AS-KR - Korea Telecom, KR Republic of Korea 47,282,304 178,605,916,160 IPv4 IPv4
AS9002 RETN-AS - RETN Limited, GB United Kingdom 34,048 4,294,967,296 IPv4 IPv4
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 87,552 107,937,792 IPv4 IPv4
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,352,704 25,769,934,848 IPv4 IPv4
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,362,688 25,770,786,816 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 21,504 4,294,967,296 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 101,632 341,184,020,480 IPv4 IPv4
AS6453 AS6453 - TATA COMMUNICATIONS (AMERICA) INC, US United States 574,208 55,834,640,384 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 525,568 282,631,665,745,920 IPv4 IPv4
AS7474 OPTUSCOM-AS01-AU - SingTel Optus Pty Ltd, AU Australia 608,512 4,295,163,904 IPv4 IPv4
AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited, HK Hong Kong 1,503,744 12,884,967,424 IPv4 IPv4
AS132337 ANSPL-AS-AP - AXCLUSIVE PTE. LTD., SG Singapore 7,936 4,294,967,296 IPv4 IPv4
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3762 INSTINET-AS - Instinet, US United States 77,824 0 IPv4 IPv4
AS10361 BLOOMBERG-NET - Bloomberg, LP, US United States 25,856 0 IPv4 IPv4
AS38862 TULLETTPREBON-AS-SG-AP - Tullett Prebon Singapore Limited, SG Singapore 1,536 0 IPv4 IPv4
AS4766 KIXS-AS-KR - Korea Telecom, KR Republic of Korea 47,282,304 178,605,916,160 IPv4 IPv4
AS9908 HKCABLE2-HK-AP - Hong Kong Cable Television Limited, HK Hong Kong 565,248 0 IPv4 IPv4
AS45474 NEXUSGUARD-AS-AP - NEXUSGUARD LIMITED, HK Hong Kong 24,064 655,360 IPv4 IPv4
AS56043 PEPSI-SG - PepsiCo International, SG Singapore 3,072 0 IPv4 IPv4
AS56274 GM-AP-SGDC - GENERAL MOTORS OVERSEAS DISTRIBUTION LLC, SG Singapore 3,584 131,072 IPv4 IPv4
AS58894 SCHNEIDER-AS-AP-AU - Schneider Electric (AUSTRALIA) Pty Ltd, AU Australia 512 0 IPv4 IPv4
AS4755 TATACOMM-AS - Tata Communications Limited, IN India 1,822,720 8,590,196,736 IPv4 IPv4
AS34414 NOKIA-APAC - Nokia Oyj, FI Finland 4,608 4,194,304 IPv4 IPv4
AS139896 FLEX-SGD - Flextronics International Ltd., SG Singapore 1,536 0 IPv4 IPv4
AS10146 FORD-MOTOR-CO-SG-AP - Ford Motor Company, SG Singapore 2,304 65,536 IPv4 IPv4 IPv6 IPv6
AS10794 BANKAMERICA - Bank of America, National Association, US United States 137,216 0 IPv4 IPv4
AS14630 INVESCO - Invesco Group Services, Inc., US United States 7,680 38,671,482,880 IPv4 IPv4 IPv6 IPv6
AS24012 RAPL-AS-AP - Refinitiv Australia PTY Limited, AU Australia 6,656 0 IPv4 IPv4
AS53766 VMWARE-SASE - VMWare, Inc., US United States 28,416 2,424,832 IPv4 IPv4 IPv6 IPv6
AS139341 ACE-AS-AP - ACEVILLE PTE.LTD., SG Singapore 80,128 6,422,528 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 4 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:  +1 514 868 7888 
OrgTechEmail:  ip-addr@tatacommunications.com
OrgTechRef:    https://rdap.arin.net/registry/entity/IPADM470-ARIN

OrgNOCHandle: IPNOC14-ARIN
OrgNOCName:   IP NOC
OrgNOCPhone:  +15143157888 
OrgNOCEmail:  6453abuse@tatacommunications.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/IPNOC14-ARIN

OrgAbuseHandle: IPNOC14-ARIN
OrgAbuseName:   IP NOC
OrgAbusePhone:  +15143157888 
OrgAbuseEmail:  6453abuse@tatacommunications.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/IPNOC14-ARIN