mail.link.bg

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:6d:3a:8b:01:5a:2f:df:bd:2e:c9:61:c5:4a:08:64:55:43 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): 03:6d:3a:8b:01:5a:2f:df:bd:2e:c9:61:c5:4a:08:64:55:43
Serial Number (int): 298505452770109654428293481940198682285379
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 25:7e:27:b3:6a:a4:3b:5e:be:85:b6:34:03:76:ea:33:ef:91:72:54
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 8d:32:9f:32:e8:ee:af:48:6d:4d:0c:a2:bd:33:94:fd:f6:ed:49:fd
Fingerprint (sha256): 2d:5b:9f:9e:b8:05:ea:54:c0:6e:7b:44:97:d8:77:b1:0d:04:f2:fb:05:15:d9:66:05:18:76:b5:68:b4:15:8c

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

8 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 298505452770109654428293481940198682285379
 . . . . . . . . [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 2017-10-13 15:52:45 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-01-11 15:52:45 +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 918295275314804436338257930728612434063397970496826011644847013530546817046015388319988096577017487174255004237758458511062698308013690927642091078393136134468305087723251621749932032557291213163693507547195209054880543892043896074182465767292159879668734801765796836666552569019006999746688165496597761647453883309004438677281393387568139618097057945400344089817342253423692023120462285698931724177973220805655624649319104741455066756443646581309201047901391915903031469979312898829159213749835270102023365414910316470461608248986910070140806635085896065098843366305445067338296582024188498926505261226605865504079415635411925246407472632293355938503170314503755073236228111546354200766028296720603028368504336620834404841346438125804546329297703510858341603781301209762140682908409643985707393577493669877858786896721271964458966099577428977026433402986703139044484360588793612165610285018697290421786029861801507105740354190429284785490665894862447053409628535970996737751580798602803475304456766394488018762866930063922283626693625727093311938478415962914638266645425264235231617624294271005546791165810009975614408400699471246047749890889798482012054459072420465541421017340304840934339122357272823217305286316206856831475091399
 . . . . . . . . . . . . . . . . . . . . [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)
							257e27b36aa43b5ebe85b6340376ea33ef917254
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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