rir.bg

Issued by R3

About this certificate

This digital certificate with serial number 03:38:01:f3:81:67:de:02:5c:33:35:54:19:84:81:da:df:59 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=rir.bg

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:38:01:f3:81:67:de:02:5c:33:35:54:19:84:81:da:df:59
Serial Number (int): 280395263923645750908276345633496486305625
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 90:0f:88:d4:32:26:f9:fe:a8:89:b5:70:45:2e:30:5b:7e:df:b2:3e
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 99:c2:b8:78:1c:b6:f3:d1:a5:38:65:5b:76:ae:0c:71:ab:7e:5f:97
Fingerprint (sha256): dc:1d:28:41:fe:8a:ea:0f:b0:41:08:d7:1b:15:6d:b5:91:bd:b0:be:33:9e:59:85:70:16:2e:86:9d:36:fb:b9

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

Revocation information

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

Check the revocation status for certificate rir.bg

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for rir.bg

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

rir.bg
www.rir.bg

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rir.bg

Certificate

The complete raw certificate details for rir.bg in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnV+HJYFq7SWSPr1BS3tr
jlnEcL/FG0TBZVu5fvvP5N7nqiiclAHF3YGSz6vI45be9SfiXogScs24kr4QGX9T
QR4AOrj8VPliXnoJTKWuGl12diRDauimh2kt4HCTL3b37GexOe8INxK53T321X04
L3osFsa8bPbYtvJfTBZo77xYAc7qil5ohCplHw4aOMPkLVEOciSDZOmvjNcrzS/A
9JGprfpXXqA9xmUam/Nxy+jXs11+1NPNYOjmHLZ/ZF7cI+zbqp1LKfBnfYVXq6t0
ga08KYNvbC2w3kVv+rEigtYwpY//AF/T+kjqFG9Lyo0NNCNDPvXtbhezNTFCK4fg
GQIDAQAB
-----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 280395263923645750908276345633496486305625
 . . . . . . . . [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 2024-01-07 12:41:17 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-06 12:41:16 +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 'rir.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 19866520450756026798066925336196246997327803026578912404164755666347911677623576483757578128636202063975187645709009436385633023873026520906672038129797911702519371361261120469619945650245428104283688549756840444593689402824636936598057520734876774769994144060414302631583726003207651139855282953144707368474444306112072118064226044681190616258529923517296541167203399907321940677776106719442297223146121771953136014888834335240244760056801321101143057788719131787075416093099409774477022566369978375281327582459461557790037159548213740762264034584679640488776288457816112050020047509155271902607058766571800699068441
 . . . . . . . . . . . . . . . . . . . . [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)
							900f88d43226f9fea889b570452e305b7edfb23e
 . . . . . . . . . . . . . . . . [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 (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'rir.bg'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.rir.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 (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)
							00ef007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018ce42806830000040300473045022100c5dd01b362d6aa8c542ddad3a8bd21e0470590802f3a47cc8c2948b1f15be869022036e87711d7de6207b266f73a7434b26b54bf3af57f25d8a36eaae33910e86eb50075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018ce428089b0000040300463044022032272229481d4903b4a7649480a8fb9390e243608bb0c18454ecdcd3024d6d4202201ee3d88fbfb8c414b41ce2345514f648cfac2998c32efeda12a225e0541fe504
 . . . . [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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