DNS Database information for IP 54.186.0.231

We identified 83 entries that matched your query.

IP address 54.186.0.231

IP address informational box


IP Address 54.186.0.231
Reverse Mapping      ec2-54-186-0-231.us-west-2.compute.amazonaws.com
AS number16509
AS Name AMAZON-02, US
Details IP Address used by a Hosting Provider (AWS)

Domain IPv4 IPv6 MX NS
a5.pl.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
34.216.122.176
ec2-34-216-122-176.us-west-2.compute.amazonaws.com
b4.pt.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

35.164.184.162
ec2-35-164-184-162.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
b6.pt.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
c3.pa.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
a7.no.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

35.164.184.162
ec2-35-164-184-162.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
a4.ro.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

35.164.184.162
ec2-35-164-184-162.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
b6.au.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
b3.ua.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
b4.mx.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
a8.sa.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
c1.br.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
c8.hr.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

52.34.129.187
ec2-52-34-129-187.us-west-2.compute.amazonaws.com
54.186.0.231
ec2-54-186-0-231.us-west-2.compute.amazonaws.com
d1.cy.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.

elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.

54.186.0.231
52.34.129.187
d5.nl.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
a2.se.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
b3.sv.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
c0.us.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
a9.pa.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
a8.hr.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
c0.ro.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
c3.nz.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
52.34.129.187
54.186.0.231
b9.lb.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
c3.cr.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.us.prod-qa.communication.playstation.net.
b8.bh.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
52.34.129.187
54.186.0.231
c8.ar.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
52.34.129.187
54.186.0.231
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.us.prod-qa.communication.playstation.net.
a4.ni.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
52.34.129.187
54.186.0.231
c6.pl.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
52.34.129.187
a5.sv.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
a3.ro.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
b5.nz.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
a7.cz.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
a6.ro.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
c2.qa.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
b8.py.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
b6.be.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
b6.it.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
d2.nl.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
a6.gr.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
c4.si.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
a1.mx.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
b6.br.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
a3.de.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
d2.pe.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
d7.ni.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
c6.ni.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
35.164.184.162
54.186.0.231
c9.ae.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.eu.prod-qa.communication.playstation.net.
b9.au.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
c9.co.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
35.164.184.162
c2.si.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
34.216.122.176
54.186.0.231
a3.kw.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
34.216.122.176
a7.sv.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
34.216.122.176
54.186.0.231
a0.cn.prod-qa.communication.playstation.net. proxy.jp.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
34.216.122.176
54.186.0.231
c3.au.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
34.216.122.176
b2.it.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
54.186.0.231
34.216.122.176
c9.dk.prod-qa.communication.playstation.net. proxy.eu.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
34.216.122.176
54.186.0.231
a5.th.prod-qa.communication.playstation.net. proxy.jp.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
34.216.122.176
54.186.0.231
b5.sg.prod-qa.communication.playstation.net. proxy.jp.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
34.216.122.176
54.186.0.231
b6.pe.prod-qa.communication.playstation.net. proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
34.216.122.176
54.186.0.231
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.us.prod-qa.communication.playstation.net.
elb001-im01.im.usw2.prod-qa.cn.s0.playstation.net.
proxy.us.prod-qa.communication.playstation.net.
bw.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
cerberus.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
cfnintegtestmskcl.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
churchcrm.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
ahmed-anwar.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
chezweddingvenue.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
41.143.118.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
bf2.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
bischofklein-custom.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
alfredq.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
boilerplate.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
bisuteriabrymis.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
chromecast-v2.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
archiviostorico.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
apply.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
ag.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
art111.testpremise.tools. 44.227.104.134
44.240.121.180
54.186.0.231
2600:1f14:237:3500:2857:d475:49cc:6b66
2600:1f14:237:3501:9036:cf8d:32a4:26f
2600:1f14:237:3502:3b47:94c3:7152:ec16
bpe.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
afar.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
14965-trip-detail-details-section.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
bidding.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
baytown.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
chatws-58.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
cashier.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c
ap-southeast-1.testpremise.tools. 44.240.121.180
54.148.210.90
54.186.0.231
2600:1f14:237:3500:4948:625d:1b04:511
2600:1f14:237:3501:765d:3d84:a45e:6c91
2600:1f14:237:3502:bf50:ea1d:ef7:1b4c