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

56

IPv6Prefixes

1

IPv4 NUMs

14,336

IPv6 NUMs(/64)

65,536

14,336 IPv4 Addresses
CIDR Description IP Num
14.141.246.0/24
ROA Signed and Valid IRR InValid
TATACOMM-IN Internet Service Provider 256
14.141.247.0/24
IRR InValid
TATACOMM-IN Internet Service Provider 256
59.164.76.0/24
ROA Signed and Valid IRR InValid
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
ROA Signed and Valid 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
ROA Signed and Valid IRR InValid
INTERNAL-TATAC URGENT SHIFTING FROM AS 6453 to AS 6421 512
115.110.74.0/24
ROA Signed and Valid IRR InValid
TATACOMM-IN Internet Service Provider 256
115.110.75.0/24
IRR InValid
TATACOMM-IN Internet Service Provider 256
115.112.20.0/24
IRR Valid
TATACOMM-IN Internet Service Provider 256
115.112.21.0/24
IRR Valid
TATACOMM-IN Internet Service Provider 256
116.0.66.0/24
ROA Signed and Valid IRR InValid
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
121.240.248.0/24
IRR InValid
TATACOMM-IN Internet Service Provider 256
138.104.230.0/24
IRR InValid
MOTTMAC 256
138.104.231.0/24
IRR Valid
MOTTMAC 256
180.87.13.0/24
IRR InValid
ExecutiveCentre-TATAC country: HK The Executive Centre (Central) Ltd 256
180.87.27.0/24
ROA Signed and Valid IRR InValid
COMPASS-TATAC country: HK Compass Group Holdings Singapore Pte Ltd 256
180.87.29.0/24
IRR InValid
SYDNEY-1MH-TATAC Customers acces-30 and BB use 256
180.87.68.0/24
IRR InValid
OZTHR1-TATAC Customers access -30 and BB internal use 256
180.87.76.0/24
IRR InValid
TJ5TCR1-TATAC Customers access -31 and BB internal use 256
180.87.91.0/24
IRR InValid
IZOAU-TATAC AU IZO Pool 256
180.87.92.0/24
IRR InValid
IZO6421-TATAC IZO services in AS6421, required /24 for singapore/hongkong 256
180.87.115.0/24
ROA Signed and Valid IRR InValid
TCLGMX1MH-TATAC MNS- Sydney 256
180.87.117.0/24
ROA Signed and Valid IRR Valid
IBVS1MH-TATAC IBVS-1MH Jamvee 256
180.87.119.0/24
IRR InValid
lin-tv2-tcore1-TATAC Customers access /31 and BB internal use-6421 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 InValid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
180.87.124.0/24
ROA Signed and Valid IRR InValid
TML-TATAC Tech Mahindra Limited::730454 256
180.87.125.0/24
ROA Signed and Valid IRR InValid
TCLDRPHSG-TATAC Tata Communication Ltd - Mobility service DRPH platform 256
180.87.126.0/24
ROA Signed and Valid 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
180.87.129.0/24
IRR InValid
GrandStrong-TATAC GRAND STRONG HOLDINGS LIMITED 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
ROA Signed and Valid IRR InValid
HK2-TATAC Customers access -30 and BB internal use 256
180.87.152.0/24
ROA Signed and Valid 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
IRR InValid
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 InValid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
180.87.191.0/24
ROA Signed and Valid IRR InValid
INFRA-TATAC Customer Access-30 and BB internal use 256
202.183.64.0/24
ROA Signed and Valid IRR InValid
AS4755-TATAC UCCOMVOICEMGNT-TATAC 256
202.183.65.0/24
ROA Signed and Valid IRR InValid
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
ROA Signed and Valid IRR InValid
TATAC-Network Internal BB and Xconnect 256
202.183.70.0/24
ROA Signed and Valid IRR InValid
GSMC-TATAC GSMC Management in Malaysia for our IPC infra via AS 6421//877870 256
202.183.72.0/24
ROA Signed and Valid IRR InValid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
202.183.73.0/24
IRR InValid
AS4755-TATAC CC-BB- Orphan 256
202.183.74.0/24
ROA Signed and Valid IRR Valid
AS4755-TATAC UCCOMVOICEMGNT-TATAC 256
202.183.75.0/24
ROA Signed and Valid IRR InValid
Ginjn1-TATAC BB, XC /30 /31 256
202.183.77.0/24
ROA Signed and Valid IRR InValid
GSMC-TATAC GSMC Management in Malaysia for our IPC infra via AS 6421//877870 256
202.183.79.0/24
ROA Signed and Valid IRR InValid
TATA-COMMUNICATIONS-LTD Tata Communications (CANADA) Ltd. 256
203.215.153.0/24
IRR InValid
SERVCORP country: AU Servcorp SmartOffice 256
CIDR Description IP NUMs(prefix /64)
2405:2001:2::/48
DRPH-TATAC PROJECT DRPH:749878/OO # 1158387 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS35280 ACORUS - ACORUS NETWORKS SAS, FR France 48,384 81,604,378,624 IPv4 IPv4
AS134823 SDCL-AS-AP - Sky Digital Co., Ltd., TW Taiwan 8,192 12,885,032,960 IPv4 IPv4
AS135391 AOFEI-HK - AOFEI DATA INTERNATIONAL COMPANY LIMITED, HK Hong Kong 28,160 13,170,114,560 IPv4 IPv4
AS1828 UNITAS - Unitas Global LLC, US United States 39,936 47,244,705,792 IPv4 IPv4
AS4635 HKIX-RS1 - The Hong Kong Internet Exchange Limited, HK Hong Kong 0 0 IPv4 IPv4
AS6453 AS6453 - TATA COMMUNICATIONS (AMERICA) INC, US United States 585,216 55,834,640,384 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 491,520 282,631,397,572,608 IPv4 IPv4
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,251,328 25,770,721,280 IPv4 IPv4 IPv6 IPv6
AS4766 KIXS-AS-KR - Korea Telecom, KR Republic of Korea 45,568,864 174,241,546,240 IPv4 IPv4
AS140627 ONEQODEASSETS-AS-AP - ONEQODE ASSETS PTY LTD, AU Australia 33,280 4,294,967,296 IPv4 IPv4
AS58511 ANYCAST-GLOBAL-BACKBONE - ANYCAST HOLDINGS PTY LTD, AU Australia 7,680 4,294,967,296 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 22,016 17,179,869,184 IPv4 IPv4
AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street, CN China 111,324,928 17,596,483,043,328 IPv4 IPv4
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,352,448 25,769,934,848 IPv4 IPv4
AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited, HK Hong Kong 1,502,976 12,884,967,424 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 23,808 4,294,967,296 IPv4 IPv4
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 6,144 42,949,672,960 IPv4 IPv4
AS48024 NEROCLOUD - NEROCLOUD LTD, GB United Kingdom 30,208 17,449,943,040 IPv4 IPv4
AS7474 OPTUSCOM-AS01-AU - SingTel Optus Pty Ltd, AU Australia 607,248 4,295,032,832 IPv4 IPv4
AS9416 MULTIMEDIA-AS-AP - Hoshin Multimedia Center Inc., TW Taiwan 1,217,536 4,294,967,296 IPv4 IPv4
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 51,200 13,153,337,344 IPv4 IPv4
AS24429 Taobao - Zhejiang Taobao Network Co.,Ltd, CN China 36,096 1,245,184 IPv4 IPv4
AS38008 APERTURE-AS-AP - Aperture Science Limited, HK Hong Kong 2,560 4,330,618,880 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS10794 BANKAMERICA - Bank of America, National Association, US United States 126,464 0 IPv4 IPv4
AS18211 NOMURAINDIA-AS-AP - Nomura India Services Pvt Ltd, IN India 5,920 0 IPv4 IPv4
AS24012 RAPL-AS-AP - Refinitiv Australia PTY Limited, AU Australia 6,144 0 IPv4 IPv4
AS136455 TII-AS-HK - Texas Instruments, Inc, US United States 512 0 IPv4 IPv4
AS10361 BLOOMBERG-NET - Bloomberg, LP, US United States 25,088 0 IPv4 IPv4
AS23766 EA-SG-AP - Electronic Arts Inc., US United States 1,024 0 IPv4 IPv4
AS45474 NEXUSGUARD-AS-AP - NEXUSGUARD LIMITED, HK Hong Kong 24,064 458,752 IPv4 IPv4
AS53766 VMWARE - VMWare, Inc., US United States 15,360 1,376,256 IPv4 IPv4 IPv6 IPv6
AS3762 INSTINET-AS - Instinet, US United States 77,824 0 IPv4 IPv4
AS4755 TATACOMM-AS - Tata Communications Limited, IN India 1,739,520 4,295,426,064 IPv4 IPv4
AS9908 HKCABLE2-HK-AP - Hong Kong Cable Television Limited, HK Hong Kong 569,344 0 IPv4 IPv4
AS10146 FORD-MOTOR-CO-SG-AP - Ford Motor Company, SG Singapore 2,304 65,536 IPv4 IPv4 IPv6 IPv6
AS56043 PEPSI-SG - PepsiCo International, SG Singapore 3,072 0 IPv4 IPv4
AS56274 GM-AP-SGDC - GENERAL MOTORS OVERSEAS DISTRIBUTION LLC, SG Singapore 3,840 131,072 IPv4 IPv4
AS58894 SCHNEIDER-AS-AP-AU - Schneider Electric (AUSTRALIA) Pty Ltd, AU Australia 512 0 IPv4 IPv4
AS131189 LIVECOMLIMTED-AS-AP - Livecom Limted, HK Hong Kong 784 0 IPv4 IPv4
AS139896 FLEX-SGD - Flextronics International Ltd., SG Singapore 1,536 0 IPv4 IPv4
AS14630 INVESCO - Invesco Group Services, Inc., US United States 7,424 38,671,482,880 IPv4 IPv4 IPv6 IPv6
AS18113 PFIZER-SG-AP - Pfizer Pte Ltd, SG Singapore 2,816 0 IPv4 IPv4
AS38862 TULLETTPREBON-AS-SG-AP - Tullett Prebon Singapore Limited, SG Singapore 1,536 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
103.16.253.83 1 secure.rsppayment.com
103.16.253.86 4 devbackend.rsppayment.com
103.16.253.87 10 ezykard.com
103.16.253.89 1 backend.pcm-asia.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


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

OrgTechHandle: IPADM470-ARIN
OrgTechName:   IP Admin
OrgTechPhone:  +91-20-66357230 
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