www.bus-muenchen.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:d3:97:4b:fb:90:f4:d7:6f:a4:2b:28:59:da:42:f9:78:fa 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.bus-muenchen.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:d3:97:4b:fb:90:f4:d7:6f:a4:2b:28:59:da:42:f9:78:fa
Serial Number (int): 420449831099356355493430276658788220631290
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 1d:cc:63:0c:50:3f:50:9c:6a:5c:c4:fc:cc:71:1b:4b:2c:4d:ef:89
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): d0:23:2d:81:8b:33:98:91:c0:7d:04:05:5d:c7:bd:1a:4d:9d:2f:3d
Fingerprint (sha256): 38:97:94:fa:1d:47:82:c9:2b:1d:40:1e:86:67:b2:e9:b9:c7:2e:2d:d6:6b:ce:5a:50:a6:40:65:6d:91:73:2f

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.bus-muenchen.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.bus-muenchen.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

www.bus-muenchen.com

Other certificates including the domain name bus-muenchen.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.bus-muenchen.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGYTCCBUmgAwIBAgISBNOXS/uQ9NdvpCsoWdpC+Xj6MA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMjcwNTEyNDRaFw0y
MDA0MjYwNTEyNDRaMB8xHTAbBgNVBAMTFHd3dy5idXMtbXVlbmNoZW4uY29tMIIC
IjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAxiWtkAWHFbzgBmIpLqeNhGiS
MDiBIqPnQrezVB0GpX52yw0Ku/WSKeEQoK1pgWlC1q4qjvx23Y94NkWuPx4N35pB
SoF6Ldj01jrWU8R3A2Y26G9iuRIqCb85icMJTDr5IA69BXSTCwGrLa0GxLCIGGi+
WAbV/NZXK5EjWa6hVQDTfHUb1T0S5lKTqKObiPGGlFPAV80H/10zdkqZUHBptz2S
txOL5gkPO8xlMId9lc5wWEvhNnuxtonSeI+3MWTnkCI6tFZkeG8u0mqiMflkL4lA
JNZYqUcjQUtuS2J+l2Ylkd9SEALAkQfK1TF0yKoTfxTYOHV3SuJJBfiwaoeQhglp
S4FEqR9hxdm+dMIc86bI/ICXl1NHx1HhjTW1qhibh4SuYuKEfOKZy4KuNuCoYWPo
UrgG6Y+4UX1CvdgxTjt6OLgmO1eRXv3YbepTcKa7FUx6gIqAC2NKOnC3aoekCmgf
zFzrWxcXERGXDw5BiDM3Jr9YfjJWJojLcX4GwqjSyuFwS6Vrtjv5w/jC+jpc9k4b
D/9kk+OyM9kCwUiVzmdF+QAYKrmaLMvVx3+rDfNB84t44hMhXKj07QQhJNmwyvmy
+gnK929fehOcxP+6tuy4I2OVZ6+1s4pMgD8ZI8jPPwP91hPlqnRc5DGaNvPD8DxV
SFRNXKTfeQu9quOKJ+sCAwEAAaOCAmowggJmMA4GA1UdDwEB/wQEAwIFoDAdBgNV
HSUEFjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4E
FgQUHcxjDFA/UJxqXMT8zHEbSyxN74kwHwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3
pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBhMC4GCCsGAQUFBzABhiJodHRwOi8vb2Nz
cC5pbnQteDMubGV0c2VuY3J5cHQub3JnMC8GCCsGAQUFBzAChiNodHRwOi8vY2Vy
dC5pbnQteDMubGV0c2VuY3J5cHQub3JnLzAfBgNVHREEGDAWghR3d3cuYnVzLW11
ZW5jaGVuLmNvbTBMBgNVHSAERTBDMAgGBmeBDAECATA3BgsrBgEEAYLfEwEBATAo
MCYGCCsGAQUFBwIBFhpodHRwOi8vY3BzLmxldHNlbmNyeXB0Lm9yZzCCAQUGCisG
AQQB1nkCBAIEgfYEgfMA8QB2ALIeBcyLos2KIE6HZvkruYolIGdr2vpw57JJUy3v
i5BeAAABb+WhgysAAAQDAEcwRQIhAJSy5AkYnxG9p4hQsjfN3FcNSSZBhPD1Ufwa
UtMvqGGiAiAShkWCxL08bety+aXDS8R+7igAWh2f7OJSa10nbl4MhQB3AG9Tdqwx
8DEZ2JkApFEV/3cVHBHZAsEAKQaNsgiaN9kTAAABb+Whg1kAAAQDAEgwRgIhAJws
kyF1SP4gZLmrEuo831p4NT6zm52c6V1skWVDKFZ7AiEA2aWBiKRlwRHkAeTHJn08
ely02jdPFDjauauZHeT4f98wDQYJKoZIhvcNAQELBQADggEBACwozLAOfFHD34aC
f1PSC1M+moj1CtzH626ajx426riLKdvu3lTcCcNuUGPz3Xbu/hjLnVgT1LDq/NQe
vbI3H+S+apje26F3nqbrKDsGYJSnjr8pZhi8mvYZ5jIsV9rlNyjM4bX8F8/XkdsF
stSJHON+rxMYLMK63wNTk2F0hC1hI+5NMpkT8mCpKc8aKvc98pC3i4jOwM78FNph
y1D+1DXLIQtjpfRgt6c0T9WcAVNVWxoU7922FrCmScnskDDkL4nRyjfRLN/uqR56
Uvv5DACQBOaqkGkWUiSv5ne8x+d2DGADwzddvUgE6uolY73HPk3rFNVrNn0v3y+4
oZoYUAA=
-----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 420449831099356355493430276658788220631290
 . . . . . . . . [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 2020-01-27 05:12:44 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-26 05:12:44 +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.bus-muenchen.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 808369965869900769179268608464270457091852236583974312107551557339782907840245310064812234536039001920308376291260802702903263897901684955170254807714859831401188104606522021763546398131564926983393821306087911354766859068870056155171154720625940131201006071426221886962321870939465032636494629138301895861494706339878084118463619633398574336414870558296355651275074598699908187927985475136706472181619588256850141899265977370070023610609738604806622571127148438269958743137041016012846518353456903842883033875249299779713076410370266803871697728419560428074524118593995430518564837675832718489070535902207530947911347192276406014743639155887396570726200436154524937999166461585627651052278714022360199448200376919271951223623364404126419440985262829906468036370190344086785120022491918958901149780776375239963534769409722790480908388273580208538926595991023260689795937693224119020799914224657457183122356662789478176509589047638102268199139131989804045916221348253254853377019160091760192810860394590571961830074488048744640282848237683036502329557010347482635250232860457883125401294595439522005842434255045598949751080333882858463931975933380955051654966823429173914638008312253168522256551300697804920721182446331572788648355819
 . . . . . . . . . . . . . . . . . . . . [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)
							1dcc630c503f509c6a5cc4fccc711b4b2c4def89
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.bus-muenchen.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016fe5a1832b000004030047304502210094b2e409189f11bda78850b237cddc570d49264184f0f551fc1a52d32fa861a2022012864582c4bd3c6deb72f9a5c34bc47eee28005a1d9fece2526b5d276e5e0c850077006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016fe5a1835900000403004830460221009c2c93217548fe2064b9ab12ea3cdf5a78353eb39b9d9ce95d6c91654328567b022100d9a58188a465c111e401e4c7267d3c7a5cb4da374f1438dab9ab991de4f87fdf
 . . . . [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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