www.strahlenschutztagung.at

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:52:a6:21:fc:d6:da:9f:92:87:83:45:6f:37:3c:96:90:34 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=www.strahlenschutztagung.at

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:52:a6:21:fc:d6:da:9f:92:87:83:45:6f:37:3c:96:90:34
Serial Number (int): 289460840204084029169667352863929273847860
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 20:8e:68:cb:bc:fb:3d:31:9b:7c:ba:9a:2c:ff:bd:d6:40:16:85:a9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 82:17:42:51:d0:92:63:21:b0:55:aa:0d:39:2e:ef:dc:f9:8d:0c:3c
Fingerprint (sha256): 56:15:50:6f:24:e6:56:88:cb:d4:9a:43:c6:25:97:47:d8:be:f1:be:76:58:04:9b:4d:e3:fe:12:65:9c:81:5b

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.strahlenschutztagung.at

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.strahlenschutztagung.at

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

www.strahlenschutztagung.at

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www.strahlenschutztagung.at

Certificate

The complete raw certificate details for www.strahlenschutztagung.at in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzFCT/R5mOgb17SL76uMA
pOFmb2un4d7LBJN7k/d5XUte0lccNx7UXrHzePbRfb20hHI9TGg5MFKNGegwqDb2
WTUf71uInwi4NiTTdcXY3JBGrw+lsXxFGaIICK0X8DVOd0f0d8U2Zcf3xDySthgF
PYqC5v8jQ9lMpofLVN0r9rwLpQ8mnYj5Em1UrhycEpEl9jkuVt9OiXAAAXNH7qJH
UvqbIYA0wcgGi6AwexSdFTRJz4Qsu6svtxzQduaql2Pk4pn+gN8H8WyPQWF0Zga+
glIAw2qGLlGzu0t15dIYzSfFr9aXNkQ1qqxVkQ89MR3XiQZgWrT7wNFb8k6Zw5UL
LQIDAQAB
-----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 289460840204084029169667352863929273847860
 . . . . . . . . [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 2020-02-21 15:21:19 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-21 15:21:19 +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.strahlenschutztagung.at'
 . . . . . . . . [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 25792348745760914146102296909496333680169392097911072495809199506426079598815525473408589408080788881977935753685108178474891676568977755582216853723944339504128646671686447990202217370313581208658817108055519037053612260794291787666679860874772687062952676339911682451549459653228766078989722937528849761288007078775127401756565530783111222537827902177483275282213841538755046294965482513101978912615675879966904617261754834202475967449089828886703469810019237162838375291952628344535763178920715474990600500389766107829565126529408544165079012900698043998508614957214095770680608848501002828033745292038707059428141
 . . . . . . . . . . . . . . . . . . . . [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)
							208e68cbbcfb3d319b7cba9a2cffbdd6401685a9
 . . . . . . . . . . . . . . . . [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 (31 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.strahlenschutztagung.at'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d91300000170688daacc000004030047304502203cfddbb0ed0f46aa62376c62dbdcc4ce3e5ddf767fb8bdec3f733fb05028f81a02210087bdeaa999e2f10a946f42239277a10476d756ab112ef23e15b0414c451a126200760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170688daaca00000403004730450220623ffd0928003d734f3b41ed01b87a813733a842c03117ac26aa07c6058208140221009018bc37b8ab50eaf29670bb29c19fdf6c74d85e956b809797fec958a677fb8f
 . . . . [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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