203.99.212.0/24

AS17903  ·  Cognizant Technology Solutions India Pvt Ltd,

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Summary

Country India
Domain cognizant.com
ASN AS17903
Registry APNIC
ID COGNIZANT

WHOIS Details

inetnum:        203.99.212.0 - 203.99.215.255
netname:        COGNIZANT
descr:          Cognizant Technology Solution India Pvt Ltd, India Net block
country:        IN
admin-c:        NA108-AP
tech-c:         NA108-AP
abuse-c:        AC1821-AP
status:         ASSIGNED NON-PORTABLE
mnt-by:         MAINT-IN-COGNIZANT
mnt-irt:        IRT-COGNIZANT-IN
last-modified:  2021-07-14T13:09:33Z
source:         APNIC

irt:            IRT-COGNIZANT-IN
address:        Cognizant Technology Solutions
address:        India.
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        NA108-AP
tech-c:         NA108-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2025-12-09
mnt-by:         MAINT-IN-COGNIZANT
last-modified:  2025-12-09T15:28:36Z
source:         APNIC

role:           ABUSE COGNIZANTIN
country:        ZZ
address:        Cognizant Technology Solutions
address:        India.
phone:          +000000000
e-mail:         [email protected]
admin-c:        NA108-AP
tech-c:         NA108-AP
nic-hdl:        AC1821-AP
remarks:        Generated from irt object IRT-COGNIZANT-IN
remarks:        [email protected] was validated on 2025-12-09
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-09T15:29:02Z
source:         APNIC

person:         Network Administrator
nic-hdl:        NA108-AP
e-mail:         [email protected]
address:        Cognizant Technology Solutions
address:        India.
phone:          +91-44-42096000
fax-no:         +91-44-42096060
country:        IN
mnt-by:         MAINT-IN-COGNIZANT
last-modified:  2008-10-29T06:30:55Z
source:         APNIC

route:          203.99.192.0/19
descr:          Cognizant
origin:         AS17903
mnt-by:         MAINT-IN-COGNIZANT
country:        IN
last-modified:  2008-09-04T07:54:34Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 203.99.0.0/16

Range ASN Company Num of IPs
203.99.160.0/19 AS17557 Pakistan Telecommunication Company Limited 8,192
203.99.48.0/20 AS23674 Nayatel (Pvt) Ltd 4,096
203.99.72.0/21 AS131909 OCC Co., Ltd. 2,048
203.99.224.0/21 AS23836 RELATION Co., Ltd. 2,048
203.99.240.0/21 AS24270 ITOCHU Techno-Solutions Corporation 2,048
203.99.72.0/22 AS131909 OCC Co., Ltd. 1,024
203.99.136.0/22 AS38891 Measat Satellite Systems Sdn. Bhd. 1,024
203.99.156.0/22 AS38800 Digicel Samoa Ltd 1,024
203.99.196.0/22 AS17903 Cognizant Technology Solution India Pvt Ltd, India Net block 1,024
203.99.204.0/22 AS17903 Cognizant Technology Solution India Pvt Ltd, India Net block 1,024
203.99.150.0/23 AS152097 Centrefit Communications 512
203.99.130.0/23 AS45287 PT. Varnion Technology Semesta 512
203.99.252.0/23 AS24190 The Stock Exchange of Thailand 512
203.99.146.0/23 AS150756 Floppy Ltd. 512
203.99.13.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256
203.99.138.0/24 AS38891 M5 Network Services 256
203.99.145.0/24 AS137453 Exabyte ltd 256
203.99.143.0/24 AS45485 5th Floor, Lakeside 2 256
203.99.165.0/24 AS17557 DSLAM Management IP's for 60K project 256
203.99.144.0/24 AS137453 Asia Pacific Network Information Centre 256
203.99.255.0/24 AS17993 Vodafone Samoa Limited 256
203.99.10.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256
203.99.11.0/24 AS23764 Chinatelecom Next Carrying Network backbone 256

Hosted domains

There are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
203.99.212.255 AS17903 Cognizant Technology Solutions India Pvt Ltd, 0.81ms from Kolkata, 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
47.135.198.8 AS20115 Charter Communications LLC 8.38ms from Atlanta, US
68.201.131.248 AS11427 Charter Communications Inc 5.22ms from Dallas, US
123.202.161.152 AS9269 Hong Kong Broadband Network Ltd. 1.20ms from Hong Kong, HK
13.232.74.104 AS16509 Amazon.com, Inc. 0.13ms from Mumbai, IN
180.143.182.88 AS4134 CHINANET-BACKBONE 2.03ms from Nanning, CN
67.205.151.200 AS14061 DigitalOcean, LLC 0.26ms from New York City, US
163.182.169.184 AS40244 Turnkey Internet Inc. 3.76ms from New York City, US
2.197.125.184 AS16232 Telecom Italia S.p.A. 15.13ms from Rome, IT
174.87.234.88 AS20115 Charter Communications LLC 10.91ms from San Jose, US
216.230.254.248 AS23394 Pacific Software Publishing, Inc. 0.33ms from Seattle, US
24.18.173.88 AS7922 Comcast Cable Communications, LLC 7.79ms from Seattle, US
47.241.171.104 AS45102 Alibaba (US) Technology Co., Ltd. 0.90ms from Singapore, SG
118.211.186.8 AS7545 TPG Telecom Limited 0.98ms from Sydney, AU
20.158.32.8 AS8070 Microsoft Corporation 0.61ms from Boydton, US
91.127.107.88 AS6855 Slovak Telekom, a.s. 4.06ms from Bratislava, SK
191.82.214.216 AS22927 Telefonica de Argentina 17.52ms from Buenos Aires, AR
3.142.75.248 AS16509 Amazon.com, Inc. 0.15ms from Columbus, US
97.118.93.200 AS209 CenturyLink Communications, LLC 2.66ms from Denver, US
221.4.1.72 AS17816 China Unicom IP network China169 Guangdong province 1.53ms from Guangzhou, CN
104.16.227.56 AS13335 Cloudflare, Inc. 0.10ms from Lisbon, PT
201.42.94.216 AS27699 TELEFÔNICA BRASIL S.A 1.82ms from Osasco, BR
50.52.111.120 AS20055 Wholesail networks LLC 5.52ms from Quincy, US
20.99.253.56 AS8075 Microsoft Corporation 0.31ms from Quincy, US
89.104.75.40 AS43489 JSC RU-CENTER 2.37ms from Samara, RU
118.83.63.104 AS4721 JCOM Co., Ltd. 9.27ms from Tokyo, JP

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f3 203.99.212.255
traceroute to 203.99.212.255 (203.99.212.255): 64 hops max, 52 byte packets
3 [] 15.230.139.166 371.996 ms
4 *
5 *
6 *
7 [AS4755] 115.114.72.86 0.684 ms
8 [AS4755] 115.114.72.85 0.646 ms
9 *
Measurement taken from IPinfo ProbeNet in Kolkata, IN
On

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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