121.243.0.0/17

AS4755  ·  TATA Communications formerly VSNL is Leading ISP

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Summary

Country India
Domain tatacommunications.com
ASN AS4755
Registry APNIC
ID TATACOMM-IN

WHOIS Details

inetnum:        121.240.0.0 - 121.247.255.255
netname:        TATACOMM-IN
descr:          Internet Service Provider
descr:          TATA Communications formerly VSNL is Leading ISP,
descr:          Data and Voice Carrier in India
country:        IN
org:            ORG-TCL6-AP
admin-c:        TC651-AP
tech-c:         TC651-AP
abuse-c:        AT1356-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-TATACOMM-IN
mnt-routes:     MAINT-TATACOMM-IN
mnt-irt:        IRT-TATACOMM-IN
last-modified:  2020-12-08T14:35:55Z
source:         APNIC

irt:            IRT-TATACOMM-IN
address:        6th Floor, LVSB, VSNL
address:        Kashinath Dhuru marg, Prabhadevi
address:        Dadar(W), Mumbai 400028
address:        India
e-mail:         ip.admin@tatacommunications.com
abuse-mailbox:  4755abuse@tatacommunications.com
admin-c:        IA15-AP
tech-c:         IA15-AP
auth:           # Filtered
remarks:        4755abuse@tatacommunications.com was validated on 2025-02-12
remarks:        ip.admin@tatacommunications.com was validated on 2025-07-31
mnt-by:         MAINT-TATACOMM-IN
last-modified:  2025-07-31T04:11:44Z
source:         APNIC

organisation:   ORG-TCL6-AP
org-name:       Tata Communications Limited
org-type:       LIR
country:        IN
address:        Customer Service & Operations
address:        Plot Nos. C-21 & C-36
address:        'G' Block, Bandra Kurla Complex,
phone:          +91-22-66502826
fax-no:         +91-22-66502039
e-mail:         ip-addr@tatacommunications.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:43Z
source:         APNIC

role:           ABUSE TATACOMMIN
country:        ZZ
address:        6th Floor, LVSB, VSNL
address:        Kashinath Dhuru marg, Prabhadevi
address:        Dadar(W), Mumbai 400028
address:        India
phone:          +000000000
e-mail:         ip.admin@tatacommunications.com
admin-c:        IA15-AP
tech-c:         IA15-AP
nic-hdl:        AT1356-AP
remarks:        Generated from irt object IRT-TATACOMM-IN
remarks:        4755abuse@tatacommunications.com was validated on 2025-02-12
remarks:        ip.admin@tatacommunications.com was validated on 2025-07-31
abuse-mailbox:  4755abuse@tatacommunications.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-07-31T04:12:26Z
source:         APNIC

role:           TATA Communications
nic-hdl:        TC651-AP
address:        6th Floor,A Tower, BKC
address:        Plot Nos. C-21 & C-36
address:        'G' Block, Bandra Kurla Complex, Mumbai
phone:          +91-020-66357160
country:        IN
e-mail:         ip.admin@tatacommunications.com
admin-c:        IA15-AP
tech-c:         VT43-AP
mnt-by:         MAINT-TATACOMM-IN
last-modified:  2024-10-25T08:12:54Z
source:         APNIC

route:          121.240.0.0/13
descr:          Route for VSNL
origin:         AS4755
mnt-by:         MAINT-VSNL-AP
last-modified:  2008-09-04T07:54:52Z
source:         APNIC

Overlapping Ranges

BGP prefixes that are contained by 121.243.0.0/17

Range ASN Company Num of IPs
121.243.121.0/24 AS4755 Internet Service Provider 256
121.243.59.0/24 AS4755 Internet Service Provider 256
121.243.66.0/24 AS4755 Internet Service Provider 256
121.243.5.0/24 AS4755 Internet Service Provider 256
121.243.96.0/24 AS4755 AHMEDABAD- Leased line KOTAK MAHINDRA 256
121.243.40.0/24 AS4755 Internet Service Provider 256
121.243.11.0/24 AS4755 Internet Service Provider 256
121.243.50.0/24 AS4755 Internet Service Provider 256
121.243.76.0/24 AS4755 Internet Service Provider 256
121.243.86.0/24 AS4755 BELGAUM- Leased line G5 SOLUTION PVT. LTD 256
121.243.3.0/24 AS4755 Internet Service Provider 256
121.243.89.0/24 AS4755 Internet Service Provider 256
121.243.39.0/24 AS4755 Internet Service Provider 256
121.243.99.0/24 AS4755 JALANDHAR- Leased line KOTAK MAHINDRA BANK LTD. 256
121.243.98.0/24 AS4755 Internet Service Provider 256
121.243.2.0/24 AS4755 Internet Service Provider 256
121.243.41.0/24 AS4755 Internet Service Provider 256
121.243.100.0/23 AS4755 Internet Service Provider 512
121.243.94.0/23 AS4755 Internet Service Provider 512
121.243.98.0/23 AS4755 JALANDHAR- Leased line KOTAK MAHINDRA BANK LTD. 512
121.243.76.0/23 AS4755 NASIK- Leased line DECISION SOFTWARE PVT.LTD. 512
121.243.118.0/23 AS4755 Internet Service Provider 512
121.243.78.0/23 AS4755 Internet Service Provider 512
121.243.96.0/23 AS4755 RAJKOT- Leased line RELIANCE INDUSTRIES LTD 512
121.243.110.0/23 AS4755 Internet Service Provider 512
121.243.86.0/23 AS4755 SANJAYNAGAR- Leased line INFOSYS BPO LTD 512
121.243.126.0/23 AS4755 Internet Service Provider 512
121.243.116.0/23 AS4755 Internet Service Provider 512
121.243.84.0/23 AS4755 Internet Service Provider 512
121.243.68.0/23 AS4755 Internet Service Provider 512
121.243.120.0/23 AS4755 Internet Service Provider 512
121.243.112.0/22 AS4755 Internet Service Provider 1,024
121.243.80.0/22 AS4755 CHENNAI-VSB- Leased line OLAM INFORMATION SERVICES 1,024
121.243.72.0/22 AS4755 AGRA- Leased line JAYPEE HOTELS 1,024
121.243.12.0/22 AS4755 Internet Service Provider 1,024
121.243.60.0/22 AS4755 Internet Service Provider 1,024
121.243.44.0/22 AS4755 Internet Service Provider 1,024
121.243.104.0/22 AS4755 Internet Service Provider 1,024
121.243.48.0/22 AS4755 Internet Service Provider 1,024
121.243.24.0/22 AS4755 Internet Service Provider 1,024
121.243.64.0/22 AS4755 PANJIM- Leased line COOKE COMMERCIAL PVT LTD 1,024
121.243.28.0/22 AS4755 Internet Service Provider 1,024
121.243.52.0/22 AS4755 Internet Service Provider 1,024
121.243.32.0/21 AS4755 Internet Service Provider 2,048
121.243.0.0/21 AS4755 Internet Service Provider 2,048
121.243.16.0/21 AS4755 Internet Service Provider 2,048

Nearby Ranges

BGP prefixes that overlap with 121.243.0.0/16

Range ASN Company Num of IPs
121.243.128.0/17 AS17908 Internet Service Provider 32,768
121.243.192.0/18 AS17908 Internet Service Provider 16,384
121.243.176.0/20 AS17908 Internet Service Provider 4,096
121.243.160.0/20 AS17908 Internet Service Provider 4,096
121.243.128.0/20 AS17908 Internet Service Provider 4,096
121.243.32.0/21 AS4755 Internet Service Provider 2,048
121.243.16.0/21 AS4755 Internet Service Provider 2,048
121.243.0.0/21 AS4755 Internet Service Provider 2,048
121.243.216.0/21 AS17908 Internet Service Provider 2,048
121.243.64.0/22 AS4755 PANJIM- Leased line COOKE COMMERCIAL PVT LTD 1,024
121.243.44.0/22 AS4755 Internet Service Provider 1,024
121.243.104.0/22 AS4755 Internet Service Provider 1,024
121.243.24.0/22 AS4755 Internet Service Provider 1,024
121.243.72.0/22 AS4755 AGRA- Leased line JAYPEE HOTELS 1,024
121.243.112.0/22 AS4755 Internet Service Provider 1,024
121.243.12.0/22 AS4755 Internet Service Provider 1,024
121.243.80.0/22 AS4755 CHENNAI-VSB- Leased line OLAM INFORMATION SERVICES 1,024
121.243.52.0/22 AS4755 Internet Service Provider 1,024
121.243.48.0/22 AS4755 Internet Service Provider 1,024
121.243.60.0/22 AS4755 Internet Service Provider 1,024
121.243.28.0/22 AS4755 Internet Service Provider 1,024
121.243.84.0/23 AS4755 Internet Service Provider 512
121.243.100.0/23 AS4755 Internet Service Provider 512
121.243.94.0/23 AS4755 Internet Service Provider 512
121.243.98.0/23 AS4755 JALANDHAR- Leased line KOTAK MAHINDRA BANK LTD. 512
121.243.76.0/23 AS4755 NASIK- Leased line DECISION SOFTWARE PVT.LTD. 512
121.243.118.0/23 AS4755 Internet Service Provider 512
121.243.78.0/23 AS4755 Internet Service Provider 512
121.243.96.0/23 AS4755 RAJKOT- Leased line RELIANCE INDUSTRIES LTD 512
121.243.110.0/23 AS4755 Internet Service Provider 512
121.243.126.0/23 AS4755 Internet Service Provider 512
121.243.116.0/23 AS4755 Internet Service Provider 512
121.243.86.0/23 AS4755 SANJAYNAGAR- Leased line INFOSYS BPO LTD 512
121.243.68.0/23 AS4755 Internet Service Provider 512
121.243.120.0/23 AS4755 Internet Service Provider 512
121.243.76.0/24 AS4755 Internet Service Provider 256
121.243.11.0/24 AS4755 Internet Service Provider 256
121.243.98.0/24 AS4755 Internet Service Provider 256
121.243.96.0/24 AS4755 AHMEDABAD- Leased line KOTAK MAHINDRA 256
121.243.40.0/24 AS4755 Internet Service Provider 256
121.243.66.0/24 AS4755 Internet Service Provider 256
121.243.121.0/24 AS4755 Internet Service Provider 256
121.243.41.0/24 AS4755 Internet Service Provider 256
121.243.99.0/24 AS4755 JALANDHAR- Leased line KOTAK MAHINDRA BANK LTD. 256
121.243.89.0/24 AS4755 Internet Service Provider 256
121.243.39.0/24 AS4755 Internet Service Provider 256
121.243.50.0/24 AS4755 Internet Service Provider 256
121.243.5.0/24 AS4755 Internet Service Provider 256
121.243.59.0/24 AS4755 Internet Service Provider 256

Hosted domains

There are 50 domain names hosted across 30 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
121.243.95.160 microgreenfarm.in 18
121.243.77.86 epatraa.co.in 2
121.243.26.109 mybrickbot.com 1
121.243.110.134 otlapps.com 1
121.243.47.203 india-life.com 1
121.243.77.111 bzsecure.in 1
121.243.47.221 teamleasefoundation.com 1
121.243.13.216 shriraminsight.com 1
121.243.84.105 my3d.in 1
121.243.95.186 unipower.co.in 1
121.243.127.190 mmtv.in 1
121.243.84.104 vidya-mandir.edu.in 1
121.243.84.108 mhlvoila.in 1
121.243.84.102 isolvemnp.in 1
121.243.77.37 aitglobalindia.co.in 1
121.243.13.223 shriraminsight.in 1
121.243.95.151 get2america.us 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

875 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
121.243.121.114 AS4755 TATA Communications formerly VSNL is Leading ISP 0.55ms from Bengaluru, IN
121.243.86.14 AS4755 TATA Communications formerly VSNL is Leading ISP 0.55ms from Bengaluru, IN
121.243.115.163 AS4755 TATA Communications formerly VSNL is Leading ISP 0.46ms from Chennai, IN
121.243.77.178 AS4755 TATA Communications formerly VSNL is Leading ISP 0.26ms from Lohogaon, IN
121.243.16.191 AS4755 TATA Communications formerly VSNL is Leading ISP 20.52ms from Mumbai, IN
121.243.15.97 AS4755 TATA Communications formerly VSNL is Leading ISP 0.74ms from Chennai, IN
121.243.83.15 AS4755 TATA Communications formerly VSNL is Leading ISP 0.70ms from Chennai, IN
121.243.78.133 AS4755 TATA Communications formerly VSNL is Leading ISP 6.83ms from Mumbai, IN
121.243.51.193 AS4755 TATA Communications formerly VSNL is Leading ISP 0.79ms from Bengaluru, IN
121.243.20.242 AS4755 TATA Communications formerly VSNL is Leading ISP 0.90ms from Chennai, IN
121.243.39.21 AS4755 TATA Communications formerly VSNL is Leading ISP 0.67ms from Chennai, IN
121.243.52.13 AS4755 TATA Communications formerly VSNL is Leading ISP 0.66ms from Hyderabad, IN
121.243.31.79 AS4755 TATA Communications formerly VSNL is Leading ISP 12.66ms from Mumbai, IN
121.243.11.1 AS4755 TATA Communications formerly VSNL is Leading ISP 1.46ms from Mumbai, IN
121.243.96.97 AS4755 TATA Communications formerly VSNL is Leading ISP 9.61ms from Mumbai, IN
121.243.94.57 AS4755 TATA Communications formerly VSNL is Leading ISP 12.84ms from Saint Thomas Mount, IN
121.243.127.93 AS4755 TATA Communications formerly VSNL is Leading ISP 15.75ms from Bengaluru, IN
121.243.47.198 AS4755 TATA Communications formerly VSNL is Leading ISP 0.98ms from Bengaluru, IN
121.243.38.134 AS4755 TATA Communications formerly VSNL is Leading ISP 0.45ms from Bengaluru, IN
121.243.49.111 AS4755 TATA Communications formerly VSNL is Leading ISP 5.95ms from Chennai, IN
121.243.41.233 AS4755 TATA Communications formerly VSNL is Leading ISP 0.93ms from Chennai, IN
121.243.79.217 AS4755 TATA Communications formerly VSNL is Leading ISP 9.11ms from Mumbai, IN
121.243.126.22 AS4755 TATA Communications formerly VSNL is Leading ISP 15.22ms from Bengaluru, IN
121.243.95.191 AS4755 TATA Communications formerly VSNL is Leading ISP 13.70ms from Bengaluru, IN
121.243.32.38 AS4755 TATA Communications formerly VSNL is Leading ISP 0.51ms from Chennai, IN

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
134.126.93.113 AS10357 James Madison University 4.57ms from Ashburn, US
73.128.129.1 AS7922 Comcast Cable Communications, LLC 3.99ms from Ashburn, US
2.81.217.1 AS3243 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 3.26ms from Braga, PT
195.60.74.177 AS35268 UNITED INTERNET SRL 0.35ms from Bucharest, RO
186.148.66.1 AS22080 Broadbandtech S. A. 2.86ms from Buenos Aires, AR
38.50.107.1 AS263834 VILLA GESELL TELEVISIÒN COMUNITARIA S.A. 8.40ms from Buenos Aires, AR
12.8.68.113 AS7018 AT&T Enterprises, LLC 3.56ms from Chicago, US
104.202.194.1 AS7459 Grande Communications Networks, LLC 5.45ms from Dallas, US
183.63.113.177 AS4134 CHINANET-BACKBONE 3.28ms from Guangzhou, CN
95.70.255.81 AS12735 TurkNet Iletisim Hizmetleri A.S. 0.51ms from Istanbul, TR
81.109.80.1 AS5089 Virgin Media Limited 8.24ms from London, GB
185.125.240.1 AS213557 Underscore S.r.l. 7.77ms from Milan, IT
180.116.224.1 AS4134 CHINANET-BACKBONE 4.19ms from Nanjing, CN
67.255.208.1 AS11351 Charter Communications Inc 17.12ms from New York City, US
58.58.73.97 AS4134 CHINANET-BACKBONE 3.92ms from Qingdao, CN
181.75.184.1 AS6535 Telmex Servicios Empresariales S.A. 1.44ms from Santiago, CL
201.44.251.145 AS4230 CLARO S.A. 1.38ms from Sao Paulo, BR
14.86.5.1 AS4766 Korea Telecom 6.90ms from Seoul, KR
83.255.225.193 AS1257 Tele2 Sverige AB 0.87ms from Stockholm, SE
222.85.23.1 AS4134 CHINANET-BACKBONE 8.11ms from Zhengzhou, CN
200.55.120.1 AS7303 Telecom Argentina S.A. 1.36ms from Buenos Aires, AR
197.120.88.1 AS36992 ETISALAT MISR 9.33ms from Cairo, EG
110.187.193.1 AS4134 CHINANET-BACKBONE 9.94ms from Chongqing, CN
95.166.132.113 AS3292 TDC Holding A/S 0.72ms from Copenhagen, DK
109.57.141.209 AS44034 Hi3G Access AB 5.72ms from Copenhagen, DK

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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