www.iottech.com.tr

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:27:3d:dc:04:fe:74:8b:df:f6:9d:47:d9:40:95:cb:f3:64 was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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=www.iottech.com.tr

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:27:3d:dc:04:fe:74:8b:df:f6:9d:47:d9:40:95:cb:f3:64
Serial Number (int): 274690095419538758597963701031205151175524
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6b:e7:b3:4a:55:74:80:c9:83:33:52:99:ff:46:b0:5f:df:33:1c:63
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): bc:9c:4c:61:92:3a:45:c2:14:38:14:c7:b7:3f:06:ce:53:2a:4b:c6
Fingerprint (sha256): c1:9d:12:ac:ff:28:3c:30:ac:a3:da:9f:ee:0b:7f:27:8a:b7:2e:05:4e:64:04:c9:fb:5a:5f:a5:13:6e:a2:cb

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 www.iottech.com.tr

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.iottech.com.tr

Public Key Algorithm

RSA

Key Size

2048

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

iotte.ch
iottech.com.tr
www.iottech.com.tr

Other certificates including the domain name iottech.com.tr

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.iottech.com.tr in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGKTCCBRGgAwIBAgISAyc93AT+dIvf9p1H2UCVy/NkMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xODA4MDkxMTM3MzVaFw0x
ODExMDcxMTM3MzVaMB0xGzAZBgNVBAMTEnd3dy5pb3R0ZWNoLmNvbS50cjCCASIw
DQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAIsdMTrni97TBh0zfOp6EKsn/Q45
LNuaHxNYdLtOSjTJus0l9tsw5d+A4kWr0YqeppYxgmTc4g5RvIAWlhHsYGFk5rHk
/z0L5fr9Woon6n6t+6WHONbnaG32lnq/wSjQhILFcNdKmZ8sqrurscdaUExp2fuZ
ZHuR7XZRNX1lQNE95MsQ90H07aha/Ud2DTbJA4zfUPnUtTvqyzHXlamxXQTFXW0/
kDxHpR5A4Eni776OjoMvUeWMtZAeRxn2xfBZ9LwjTUbaL9iQo5HQUb1MTKEh2ce0
k9PJwigEr/xFjRIq8EACpESqF0+DfGoAuhiM4fo3NYYo/22rk03dmRFUn70CAwEA
AaOCAzQwggMwMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYI
KwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUa+ezSlV0gMmDM1KZ/0aw
X98zHGMwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUH
AQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5
cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5
cHQub3JnLzA3BgNVHREEMDAugghpb3R0ZS5jaIIOaW90dGVjaC5jb20udHKCEnd3
dy5pb3R0ZWNoLmNvbS50cjCB/gYDVR0gBIH2MIHzMAgGBmeBDAECATCB5gYLKwYB
BAGC3xMBAQEwgdYwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQu
b3JnMIGrBggrBgEFBQcCAjCBngyBm1RoaXMgQ2VydGlmaWNhdGUgbWF5IG9ubHkg
YmUgcmVsaWVkIHVwb24gYnkgUmVseWluZyBQYXJ0aWVzIGFuZCBvbmx5IGluIGFj
Y29yZGFuY2Ugd2l0aCB0aGUgQ2VydGlmaWNhdGUgUG9saWN5IGZvdW5kIGF0IGh0
dHBzOi8vbGV0c2VuY3J5cHQub3JnL3JlcG9zaXRvcnkvMIIBBAYKKwYBBAHWeQIE
AgSB9QSB8gDwAHcApFASaQVaFVReYhGrN7wQP2KuVXakXksXFEU+GyIQaiUAAAFl
HrE5/AAABAMASDBGAiEAp9tEdyFK8/4I6+D9EYlVpOd/FRcSM7MZCZVXfNbh26QC
IQCkgvB7pWjlZ8ifGE1CtkthSXI/Zj9es/8uD7io1bSdxgB1ANt0r+7LKeyx/so+
cW0s5bmquzb3hHGDx12dTze2H79kAAABZR6xO/AAAAQDAEYwRAIgZSiO3vrVR4VQ
rCpctL1Eu/blExlINbZmPsNYyLobYqcCIGu/xcUEZPXezuEK8nbE/wiPuDRoBTHE
BLpwcyYM+goTMA0GCSqGSIb3DQEBCwUAA4IBAQB3TbquMpjdvpdyU8Cs5FVkWHxy
crqFHTR4bXeJkOrUeMaPB6zc/tmlBR73QjKLdKlQQJPdO2+de/R6kRPVGKFFO9Gi
J8e2kylw2Brrx+7i0idhdS6gUjnL2qdVR7GSV6G0Z1cQ7m93cG7q/Wpy0YazV3Xq
CB57SXaExbT54jKfwuW0u1XZi6awTAGV2w3U4dlcGr2DCTNak3RTNuy7gtGMEXOb
yxk8D784d2beJtpPDruSGuV2qCnIXK2j6OHl7qXkOo7l3pi2d39PvYuNV+Tp3Tod
UXPJ8Z7bQRNAHlygGcYehxupapoinKcSccKoPhadeXcRe9gguy72sF+AHxUH
-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAix0xOueL3tMGHTN86noQ
qyf9Djks25ofE1h0u05KNMm6zSX22zDl34DiRavRip6mljGCZNziDlG8gBaWEexg
YWTmseT/PQvl+v1aiifqfq37pYc41udobfaWer/BKNCEgsVw10qZnyyqu6uxx1pQ
TGnZ+5lke5HtdlE1fWVA0T3kyxD3QfTtqFr9R3YNNskDjN9Q+dS1O+rLMdeVqbFd
BMVdbT+QPEelHkDgSeLvvo6Ogy9R5Yy1kB5HGfbF8Fn0vCNNRtov2JCjkdBRvUxM
oSHZx7ST08nCKASv/EWNEirwQAKkRKoXT4N8agC6GIzh+jc1hij/bauTTd2ZEVSf
vQIDAQAB
-----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 274690095419538758597963701031205151175524
 . . . . . . . . [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 2018-08-09 11:37:35 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-11-07 11:37:35 +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 'www.iottech.com.tr'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 17561519652426497424970043802284991485233472402082226704586916025487399432133784702716758901533430794785137363112709670446174284554278783030780267849759661615850022957329568475068816159693226735429676332825754484608762139644860059832790023194987321508428541794028111639273994701902882205950067124613447481936282757199356526551427571663570100727796320507543800318610758397732710036737366435833178624568940617506211426678041036350547899278362835501481125942049979668692225639974086274814509460760196344323092605452543764581909615036274304690803191786081498913652672839678225905698742388743449268127717762370870996934589
 . . . . . . . . . . . . . . . . . . . . [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)
							6be7b34a557480c983335299ff46b05fdf331c63
 . . . . . . . . . . . . . . . . [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 (48 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iotte.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'iottech.com.tr'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.iottech.com.tr'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700a4501269055a15545e6211ab37bc103f62ae5576a45e4b1714453e1b22106a25000001651eb139fc0000040300483046022100a7db4477214af3fe08ebe0fd118955a4e77f15171233b3190995577cd6e1dba4022100a482f07ba568e567c89f184d42b64b6149723f663f5eb3ff2e0fb8a8d5b49dc6007500db74afeecb29ecb1feca3e716d2ce5b9aabb36f7847183c75d9d4f37b61fbf64000001651eb13bf00000040300463044022065288edefad5478550ac2a5cb4bd44bbf6e513194835b6663ec358c8ba1b62a702206bbfc5c50464f5decee10af276c4ff088fb834680531c404ba7073260cfa0a13
 . . . . [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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