mail.link.bg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:62:b3:ac:86:79:5a:a4:e2:f2:55:03:9b:77:40:d1:7e:d2 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.link.bg

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:62:b3:ac:86:79:5a:a4:e2:f2:55:03:9b:77:40:d1:7e:d2
Serial Number (int): 294923357367295424830877521363422625758930
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4d:7d:4a:72:83:16:0a:e9:c8:2c:55:ac:29:bf:12:dc:41:c3:7f:e8
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ed:85:c5:e3:e1:f0:f5:09:35:5e:b6:9f:6b:d7:67:2e:54:b8:be:70
Fingerprint (sha256): 96:7f:23:d2:67:70:47:e1:51:49:a5:34:4f:78:34:26:a5:eb:f2:86:44:2e:12:f1:d2:0f:67:1d:48:11:a2:d4

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.link.bg

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for mail.link.bg

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.link.bg

Other certificates including the domain name link.bg

(limited to 100 certificates)

Certificate

The complete raw certificate details for mail.link.bg 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 294923357367295424830877521363422625758930
 . . . . . . . . [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 2019-01-01 00:15:10 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-04-01 00:15:10 +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.link.bg'
 . . . . . . . . [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 730210775842165592849492428357865266424199524899957215552811896054729975695344667200806909225588513704895128485060598461536259485377262949051147963519946758166770942673363217551728607942883136926077945352906868836740575435619052650880961413260363444133200308431508656960767465115450288486553277587682778014863688073337319938114749018953945517540820033765657058328883626351456191991711540723003453528649850989511824535779940776567999411053721337358813619210021924248967146111884478525232319988204037976451652098161382066644060824217198594822986568540108154806331257915958388774905381844236923914613885049573455364418583521168557521145371755268165517836774457856004502324030549219630184023758752881741018988868377754465658893284836195521899134310471491277695229250303434542418524963074659699121341805170008656942506291911203693130271527890469238881311870733988538151207626792069559661711233370353752164987939710834668323622656769247636056001633356304621953902956770453237619892655895288334533096796076742937563394962283257734874080374500112643438812908150128432041979568866571479939863604517040681532984975258865267630668401447532714693061929230175723787141406469794914914122069768143901986945221847856166576555525587460506020108673963
 . . . . . . . . . . . . . . . . . . . . [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)
							4d7d4a7283160ae9c82c55ac29bf12dc41c37fe8
 . . . . . . . . . . . . . . . . [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.link.bg'
 . . . . . . . . . . . . . . . . [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)
							00f0007600747eda8331ad331091219cce254f4270c2bffd5e422008c6373579e6107bcc560000016806fa92260000040300473045022100d556f096217ed260296d3612b9fb496ea11506be18ac19a262f74e616e39a3c3022042718fbfcae65295c6a4ffe50e95dd8bc15b5eadb49b395a6edd1d47788c2ee100760063f2dbcde83bcc2ccf0b728427576b33a48d61778fbd75a638b1c768544bd88d0000016806fa90250000040300473045022050429fe82218ef66c6fae65b8e95ea2008d9ccc882ba4c3863ce3d7f02609f390221008d6a9f1c0e0213fe19cf45bb7a5d0206ba57b18e47c8e9a8317ab816add7fdf9
 . . . . [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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