smartcitychallenge.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:69:08:64:88:b2:9a:0a:7c:0d:da:f2:b1:49:9d:17:87:58 was issued on by Let's Encrypt.

This certificate has already expired and will cause a warning or error message in the browser it's still listed on this site to allow you to look back on previously issued certificates. If we have found any compliance issues with this certificate they will be shown below. I hope this certificate review is providing you the detailed information in a simple form you where looking for.


We have idenified some issues with this certificate:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=smartcitychallenge.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:69:08:64:88:b2:9a:0a:7c:0d:da:f2:b1:49:9d:17:87:58
Serial Number (int): 297077662148189403804038057245569764001624
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 83:9e:13:b7:6a:bc:9c:86:9c:95:37:59:92:20:2a:6d:b4:3f:f7:2a
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): fc:85:10:49:58:7a:86:9c:ae:f4:45:c7:03:86:15:30:74:46:7a:c2
Fingerprint (sha256): 3e:03:84:74:ce:03:f2:10:36:b0:4c:09:ae:9f:7c:6d:85:a4:12:cf:4c:3e:2f:01:7f:f4:77:ca:a5:90:7a:50

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate smartcitychallenge.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for smartcitychallenge.com

Public Key Algorithm

RSA

Key Size

4096

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature
Key Encipherment

Extended Key Usages

Server Authentication
Client Authentication

Extensions

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

smartcitychallenge.com

Other certificates including the domain name smartcitychallenge.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for smartcitychallenge.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGYzCCBUugAwIBAgISA2kIZIiymgp8DdrysUmdF4dYMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTA2MTMxMDI4NDZaFw0x
OTA5MTExMDI4NDZaMCExHzAdBgNVBAMTFnNtYXJ0Y2l0eWNoYWxsZW5nZS5jb20w
ggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQDaBLmuvh2RAF69TwMfDhNS
F6fG8R8HyEwnFpYzqzwiaDk9OQasXEfk2hvyX3ac9Vo1ODTNJBFV9pJdLZE+OqJ1
VTEirtdLBdrOakIFOz1zWmbcOrPEUbljUpIOR5V/728MWjOvJxKEFs4JtylqyFyy
1PqYks7VNzBzJCNNeUTPDhbsiZuCNALg55fi1xSe29XRRNM712Kw0ROLv38FBaSh
Qxwcv8hZ7lP1yKph9a30VS3aUf+WyqdxjagU2fbTyoqrR8GVdKua4il30sN5lRDZ
GZbsCDu/6cerP53xrBnN9E3mqMtD9FAHO8qKYJuISwXebR37CmvYCirFd09CQY23
2HPmkPbXN0fValTwq8esBG14oT2nF2epUd8tYng7Z8n/mAKUd+lG2efihmBMUuV8
2pOhwHkoBeJQNx80FLknFDYyM/4/DzAXl6ufQYve3fy11TIbLYVZQNPvALp6unoo
czNF37bzMlVw4RHIb92ZqxUZ1PYQuvQrZ1wgwaVGbaR4WWTNtB3hE5/GN4aMYxY4
F3vJ/udb6lUjI8LfNHIiwlVP97Qew4d8Ry7VoAWcfeRsCy4bFWrpdlkRur5N0AbH
5CK8lG84UuPZJbZj3CmmwKzfOk1HHiHFN+nlE/IKGEnvjaC34vjOq/WIPufFyDS6
e21PCVB4V7hFRgJyxPwt9wIDAQABo4ICajCCAmYwDgYDVR0PAQH/BAQDAgWgMB0G
A1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcDAjAMBgNVHRMBAf8EAjAAMB0GA1Ud
DgQWBBSDnhO3arychpyVN1mSICpttD/3KjAfBgNVHSMEGDAWgBSoSmpjBH3duubR
ObemRWXv86jsoTBvBggrBgEFBQcBAQRjMGEwLgYIKwYBBQUHMAGGImh0dHA6Ly9v
Y3NwLmludC14My5sZXRzZW5jcnlwdC5vcmcwLwYIKwYBBQUHMAKGI2h0dHA6Ly9j
ZXJ0LmludC14My5sZXRzZW5jcnlwdC5vcmcvMCEGA1UdEQQaMBiCFnNtYXJ0Y2l0
eWNoYWxsZW5nZS5jb20wTAYDVR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMB
AQEwKDAmBggrBgEFBQcCARYaaHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggED
BgorBgEEAdZ5AgQCBIH0BIHxAO8AdgDiaUuuJujpQAnohhu2O4PUPuf+dIj7pI8o
kwGd3fHb/gAAAWtQmOe2AAAEAwBHMEUCIGuF0Xzbq3W6lGJzAonDWwNdYON4lAby
niBYR9sFFrOpAiEAtlcHlByctC1upsk02oeLVcL8CNF1NEE15ZAGxS8FoPIAdQAp
PFGWVMg5ZbqqUPxYB9S3b79Yeily3KTDDPTlRUf0eAAAAWtQmOfXAAAEAwBGMEQC
IHzS8qJEJVf4q6h4Y6ky7WJdK4YzFSfp/MMbvibUNSWRAiB1fAj0Wh0QqNwhxv7X
gKJEv0yr9rW7UXhDWxeXUoFF5zANBgkqhkiG9w0BAQsFAAOCAQEAaMREcJJdnMwg
/nd6A0Gtz+4qSOiTAQReBvH88YKmJAts9mox86YM/9gNJ6qVzc89nllBOydjKzZL
mZ4uYsb5WzAB3hPHFXPyJYAxwNmysjvxcMfYbhUHJ6rMk1d+PtyQHM/XWcd4cRFC
KNPvi/QnpNDdzLbPgUrnoA9hDrTSrLwenOe6khYIoxlsHhT0iGQhZM3bgLbcnzqf
kyvk8ifefzb2QEiH5F4vwiv+oa7zrz8B8pX6Iqi6iSJtfai6JiBwg9eDAQ8XzwB1
1/4MA1PRMTlvqkF7FVk9O6MSOSjUIhJmb2b8vN08eyIN+tnNFN1SfoG4B8swsMwn
TwMLdEKU9w==
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----END PUBLIC KEY-----

ASN.1 decoded

 [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 2
 . . . . . . . . [c:0|t:2|false] INTEGER 297077662148189403804038057245569764001624
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.6 (countryName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'US'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.10 (organizationName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-06-13 10:28:46 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-09-11 10:28:46 +0000 UTC
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.3 (commonName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'smartcitychallenge.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.1 (rsaEncryption)
 . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 889437710087605282923211486171223088587742550731393121799101752259108984520966033477382390012982892224414566495741358402847102411993697498146875341514445521501094977818798816607442788399116856619356149078844617782401270362300372680012464215484247484972838184690201210453929224361534206239019112824418626089969726729148041669456677850865502931566633603518192259733203751361605617501425642844364828163875274173375427575939823439338325648638936891365109957421612629425625486301414008364706365817680097510388420513814701302004430583379967448971798182589904674245633431988539114311709564836277777609008285986596917492361068355917290572124923247863752277255904661521650217294522094820117368521339229244896325569587838713508978290617425732412224769018157977418423113180282821196420547034208225974747778769798861870027239461290338215917724093879072807855571233926340218188570751689376618597367585208962858320884259582403434467167252169028882548067835980347942015280098389583751800204235680235729098743945438927054819222754394664836846205066651852468959929675962838379728651061769906457692775796617422010614586902805712124708275595158186950053246099554246227659827029156804558354886563207344583038561371378198975368042760419399125380395445751
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 65537

 . . . . . . . . [c:2|t:3|true] ORAddress 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.15 (keyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (4 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (3 bits)
							05a0
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.37 (extKeyUsage)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.1 (serverAuth)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2 (clientAuth)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19 (basicConstraints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.14 (subjectKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							839e13b76abc9c869c95375992202a6db43ff72a
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1 (authorityInfoAccess)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (99 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.1 (ocsp)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://ocsp.int-x3.letsencrypt.org'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://cert.int-x3.letsencrypt.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17 (subjectAltName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (26 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smartcitychallenge.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (69 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.23.140.1.2.1 (Domain Validation Certificates Policy)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe0000016b5098e7b6000004030047304502206b85d17cdbab75ba9462730289c35b035d60e3789406f29e205847db0516b3a9022100b65707941c9cb42d6ea6c934da878b55c2fc08d175344135e59006c52f05a0f2007500293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016b5098e7d7000004030046304402207cd2f2a2442557f8aba87863a932ed625d2b86331527e9fcc31bbe26d43525910220757c08f45a1d10a8dc21c6fed780a244bf4cabf6b5bb5178435b1797528145e7
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11 (sha256WithRSAEncryption)
 . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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