203.99.204.0/24

AS17903  ·  Cognizant Technology Solutions India Pvt Ltd,

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Summary

Country India
Domain cognizant.com
ASN AS17903
Parent Range 203.99.204.0/22
Registry APNIC
ID COGNIZANT

WHOIS Details

inetnum:        203.99.204.0 - 203.99.207.255
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:  2021-07-14T13:09:35Z
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

Overlapping Ranges

BGP prefixes that contain 203.99.204.0/24

Range ASN Company Num of IPs
203.99.204.0/22 AS17903 Cognizant Technology Solution India Pvt Ltd, India Net block 1,024

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

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

IP Address ASN Details
203.99.204.255 AS17903 Cognizant Technology Solutions India Pvt Ltd, 0.68ms from Bengaluru, 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
20.76.39.120 AS8075 Microsoft Corporation 0.24ms from Amsterdam, NL
221.222.239.248 AS4808 China Unicom Beijing Province Network 3.90ms from Beijing, CN
34.251.157.88 AS16509 Amazon.com, Inc. 0.11ms from Dublin, IE
27.6.105.232 AS17488 Hathway IP Over Cable Internet 1.42ms from Hyderabad, IN
78.152.42.88 AS3257 GTT Communications Inc. 0.47ms from London, GB
94.142.81.8 AS48620 Beaming Ltd 3.00ms from London, GB
23.116.183.168 AS7018 AT&T Enterprises, LLC 2.88ms from Miami, US
83.224.141.72 AS30722 Vodafone Italia S.p.A. 17.78ms from Milan, IT
179.104.108.104 AS53006 ALGAR TELECOM S/A 5.95ms from Osasco, BR
52.71.144.8 AS14618 Amazon.com, Inc. 0.16ms from Reston, US
44.198.162.56 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
81.0.158.216 AS2116 GLOBALCONNECT AS 9.45ms from Sandefjord, NO
115.13.130.72 AS4766 Korea Telecom 8.43ms from Seoul, KR
175.249.210.136 AS4766 Korea Telecom 7.00ms from Seoul, KR
211.128.249.232 AS2510 FUJITSU LIMITED 3.47ms from Tokyo, JP
96.231.53.40 AS701 Verizon Business 2.04ms from Ashburn, US
85.10.103.72 AS47377 Orange Belgium SA 7.74ms from Brussels, BE
34.246.226.104 AS16509 Amazon.com, Inc. 0.18ms from Dublin, IE
177.100.95.8 AS28573 Claro NXT Telecomunicacoes Ltda 19.92ms from Fortaleza, BR
101.79.152.88 AS54994 Meteverse Limited. 0.60ms from Hong Kong, HK
94.0.26.200 AS5607 Sky UK Limited 7.12ms from London, GB
185.220.165.40 AS3262 SAREnet, S.A. 3.02ms from Madrid, ES
138.100.22.120 AS766 RedIRIS Autonomous System 0.69ms from Madrid, ES
80.244.183.248 AS61323 ANS ACADEMY LIMITED 0.98ms from Manchester, GB
114.198.142.56 AS17895 Globalreach eBusiness Networks, Inc. 1.37ms from Manila, PH

Traceroute

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

$
traceroute -a -n -q1 203.99.204.255
traceroute to 203.99.204.255 (203.99.204.255): 64 hops max, 52 byte packets
1 [AS140627] 103.112.0.1 0.191 ms
3 *
4 [AS6453] 116.0.67.52 44.448 ms
5 *
6 [AS6453] 116.0.67.122 119.312 ms
7 *
8 *
9 [AS17903] 203.99.204.255 130.868 ms
Measurement taken from IPinfo ProbeNet in Agana Heights Village, GU
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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