tassilo.net

Issued by R3

About this certificate

This digital certificate with serial number 04:38:57:fc:ee:d0:c9:48:54:54:a0:d0:8a:3d:68:b0:05:0a 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=tassilo.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:38:57:fc:ee:d0:c9:48:54:54:a0:d0:8a:3d:68:b0:05:0a
Serial Number (int): 367621912412810416397887141633725607970058
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: ab:65:4b:ad:0d:8c:da:9e:7b:1b:0f:fb:51:7a:30:da:a9:56:ba:9c
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 1f:c6:50:7f:74:17:d8:42:fe:5a:c3:9c:27:ac:14:c3:a1:6c:27:0b
Fingerprint (sha256): 02:f1:77:59:2c:b5:2d:dd:5a:d7:fd:92:d8:d4:99:22:11:66:43:3f:f1:6f:55:d7:da:57:6e:42:56:a3:3b:60

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

Revocation information

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

Check the revocation status for certificate tassilo.net

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for tassilo.net

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

tassilo.net
www.tassilo.net

Other certificates including the domain name tassilo.net

(limited to 100 certificates)
tassilo.net
tassilo.net
tassilo.net
tassilo.net
tassilo.net
tassilo.net
tassilo.net
tassilo.net
tassilo.net
tassilo.net
tassilo.net
files.tassilo.net
tassilo.net
tassilo.net
files.tassilo.net
tassilo.net
mail.tassilo.net
tassilo.net
tassilo.net
tassilo.net
mail.tassilo.net
mail.tassilo.net
tassilo.net
mail.tassilo.net
dav.tassilo.net
files.tassilo.net
tassilo.net
mail.tassilo.net
tassilo.net
tassilo.net

Certificate

The complete raw certificate details for tassilo.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwsvRNIxA9cegE91KigHR
nrMiRaMNfpc5ps5jGrgWeT8YPoqFlfIP12kfFFlScj7ggYG1Gdeo++JwxPbWgmwG
WMJxTqsI6GgvAl3+PXlyy7JPpAS50zt/mNJ60YCt5kfzK6SMHazevNOnNoXegs+E
UzZ5MQ/t9UXcbu+62gg1lO2xSHrKwerBGhXc/pKD7DzureirpZneFhfYSPE4G7ZZ
2IxqAIdZoYjg2jqfCnqnBfm9ePUhWHOi7NeNQInuMSRPyizjC/OHWX8YGjjOB3uA
l6b4IhzmT3OWEh8GUPvJzkDu9RnOoNjRne4gfLjc9r6IY7NXbZn3rq5JSwuSFpPu
MQIDAQAB
-----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 367621912412810416397887141633725607970058
 . . . . . . . . [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 2023-12-12 08:50:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-11 08:50:50 +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 'tassilo.net'
 . . . . . . . . [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 24590737174623451261160203410537238437563407152590238853469935624378826227600677490791484324745983756580211575871298525558932683960420522205825542779876543257186117997111826196549649922447430822959942070375431475722372656045453178858574752186822692866143652690463021212940761328353167025581599333909890645448373114159061486011975778902672342750669528084531293004705815126287551845944799029724998842358630787106349754004665204835251134048324426031935859424353419903513083791464152562016455866689398695044568094652610816825844992251559539691090682081569709552807281621397025248152935658667929587709194744325446713994801
 . . . . . . . . . . . . . . . . . . . . [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)
							ab654bad0d8cda9e7b1b0ffb517a30daa956ba9c
 . . . . . . . . . . . . . . . . [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 (32 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'tassilo.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.tassilo.net'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef00760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018c5d6fb67e000004030047304502210080a836f09dac66f228c2ac772a3761224672701d6f9dbacbe667c6c12836cc6d0220126fefdd0b6d1debed0921c8018889efd01145692996d802281eabbcd2942cd5007500a2e2bfd61ede2f2f07a0d64e6d37a7dc6543b0c6b52ea2dab78af89a6df517d80000018c5d6fb685000004030046304402206f8cdbab3711704f98978c493d2750de46480afe2490562702f9d05bf57538b902203086d207aa8987228284b537d1048926863bdc23799f4957be2933b9e5477f7b
 . . . . [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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