api.superblog.at

Issued by R3

About this certificate

This digital certificate with serial number 03:a9:9a:dd:b3:26:a1:9d:d5:92:12:9e:b6:ad:b2:61:80:8d was issued on by Let's Encrypt.

With 2 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=api.superblog.at

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:a9:9a:dd:b3:26:a1:9d:d5:92:12:9e:b6:ad:b2:61:80:8d
Serial Number (int): 319050430047487960632199692655088680140941
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 71:d8:1f:ed:3f:b0:8e:b7:6f:31:40:35:c2:e8:71:d4:af:1f:68:29
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 3a:29:34:bc:60:f2:46:22:95:3c:43:12:5f:29:24:97:35:ae:16:4b
Fingerprint (sha256): 34:6f:21:89:ab:66:75:4f:e2:72:06:01:db:d1:be:a2:6a:bc:3a:ca:34:61:d7:c2:a8:91:e1:d7:38:0c:40:6a

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate api.superblog.at

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for api.superblog.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

api.superblog.at
www.api.superblog.at

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Certificate

The complete raw certificate details for api.superblog.at in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA7ifzrx77jGAcGo01J+uA
vj/cn2mAES4xaXu2kwLNPRVabnHpZvXUp5/Qec8GLA20NP3+p9jkXz9UA2XnFpE9
e6vl8sOmlbC/q91uHxAf4zI+kW4G6YKgGFyvqm8WOaiXWduDm/UGVBRWou8dlLGb
3ZOk2GwzJsVCNtnb/bD7wtWr4fUMzdAg/KBtJY5NmGeuPErAq/bMfnJiS1t35KJT
UzZTR6EG3cSrvhOR6s3m1cnMh1UzWj6A4mCfSWx3vjpsvTmv4fpJMCutNjff6WPM
Tsmv6bKu8vb/1GvomyF550AYDNLlVfRhQzUTsU30D63R+lM7J3UTJabRr3jK7ZKS
sQIDAQAB
-----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 319050430047487960632199692655088680140941
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-02-07 04:35:06 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-05-07 04:35:05 +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 'api.superblog.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 30064417593584003866693162414094520701075516754844262212420390091369632977192015337102917839157018439400419152469815180019118488930192303966080557840214318646667534725040252344423783816395635960187216830639732785589529945928737709703590133864644883233666622423286183313967919395045086440148386658970588021478166791560283692591527387639645741589786419056643314151803167214062278673629109825524425923126074603448951282019810019171816721823868896046361678653780978639303980500661452636407770969457484399924198437200067626473324300651942451872401976751595440924155830800537290238612758284706566032031963312412127497720497
 . . . . . . . . . . . . . . . . . . . . [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)
							71d81fed3fb08eb76f314035c2e871d4af1f6829
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'api.superblog.at'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.api.superblog.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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a740000018d82100df7000004030047304502203a7652c3f1c0efafafdb36c2933b3db227f0501d8998f2d75f0b78eff00a1f1a0221009490d7c29d0ca05621a8b09027e1b783b71192d13ad60b7a1450c669a0ee33d900770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018d82100f870000040300483046022100b82dec75bd6967a51b0c040f9124072f0da10759b2476475ca05b2d7c5e610b2022100bf23bb1a33347cb5f774a8d9e81bb8b77ff6bda368ffa1982ce2782624aa0c77
 . . . . [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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