mail.ro72.de

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:34:e0:4f:83:89:fc:2a:9b:20:4e:f5:ee:e3:e5:eb:74:29 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=mail.ro72.de

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:34:e0:4f:83:89:fc:2a:9b:20:4e:f5:ee:e3:e5:eb:74:29
Serial Number (int): 366441986737365390166249417217965371913257
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: dc:a9:4c:f2:49:07:d9:c4:3c:b7:4e:6f:7e:09:4d:f2:2a:69:40:78
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): f9:b8:56:0e:e8:a2:c6:d3:79:7f:81:4b:ee:fc:b5:7b:9f:5e:cd:55
Fingerprint (sha256): 08:ad:d1:18:65:0f:c7:c7:5b:bf:65:29:f9:55:83:64:9e:12:0d:86:4a:76:bc:fb:9b:ce:2c:08:ee:ce:c4:ab

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 mail.ro72.de

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.ro72.de

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

mail.ro72.de

Other certificates including the domain name ro72.de

(limited to 100 certificates)

Certificate

The complete raw certificate details for mail.ro72.de in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----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 366441986737365390166249417217965371913257
 . . . . . . . . [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 2019-02-16 09:00:42 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-05-17 09:00:42 +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 'mail.ro72.de'
 . . . . . . . . [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 780717085555693130590676325296473178121836085967934310559568398587723378338224161845482244750303096553353854909788797253058718822195423366569131777749608060585205066452339571329344467052356453076751662566442991940577154277376515245348985555207900335057474888483363819700293251564304391867320069911796807974710667437035830671653165090683796479030501119073351656693595624521754476694644922970474419951599147107252534209575360325165504068374627072789595454037109724892151612723317160497671977507732616536667514575040973165833077215426913394435925213254266920492929067797388678864472813360584707641078081153034206849089229580709464663620724821541842831999072244318247165771957298431922954940724549194151847343934325364248312495654167212915066153756804094951193574337384161548496561912381623759179589344963636896393432598511034934777210573657981875256481440322069602813108483599765711013386259032451567772323339509202896472563708528310724009197354454845537200263401174765547758086799329039262924155380517021733663428838482571875596195732335473671820438545322939412613256464045852155961668655632402550486974857294732689691387702221613881369796653483513116291076800518497659518820915529406444027556594339202548173756942238212266687121025101
 . . . . . . . . . . . . . . . . . . . . [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)
							dca94cf24907d9c43cb74e6f7e094df22a694078
 . . . . . . . . . . . . . . . . [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 (16 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.ro72.de'
 . . . . . . . . . . . . . . . . [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)
							00f1007600e2694bae26e8e94009e8861bb63b83d43ee7fe7488fba48f2893019dddf1dbfe00000168f5c0396d0000040300473045022100f2defa561f87d08b9e80a0c3b552fa6641e22853cb740d32b2c3eda6850bb033022038a1379390e1d5b07a46d988f661ab213083233c03a491b50b637f73746c182a00770063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d00000168f5c039680000040300483046022100805b33c2bc2b8f26d1946256ccd437935c72b0023d41ea203adc562c72e87098022100b0d37c4c2de74ae5a28805c771f84d175b68c3e4ba0e5590d4afa7d1865c1353
 . . . . [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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