esafirs.sk

Issued by R3

About this certificate

This digital certificate with serial number 03:3e:6f:6c:47:38:ad:56:75:63:a8:bb:10:f3:c9:95:39:1f 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=esafirs.sk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:3e:6f:6c:47:38:ad:56:75:63:a8:bb:10:f3:c9:95:39:1f
Serial Number (int): 282582471064513276486619375095458001402143
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 64:d9:cf:c3:70:4d:5a:d7:86:e6:cd:63:d3:d6:60:06:a9:c4:05:9d
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): bd:d4:61:e8:4c:3a:ad:f1:45:fe:6e:fa:97:c5:16:b0:f3:41:6c:2b
Fingerprint (sha256): 80:99:64:5f:f1:26:cc:b5:72:6c:74:56:72:b2:a5:a6:7f:9e:e2:7c:cc:ac:ff:1c:4f:7f:04:9a:29:46:b4:77

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

Revocation information

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

Check the revocation status for certificate esafirs.sk

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for esafirs.sk

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

esafirs.sk
www.esafirs.sk

Other certificates including the domain name esafirs.sk

(limited to 100 certificates)
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
www.esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk
esafirs.sk

Certificate

The complete raw certificate details for esafirs.sk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8rH+y/m+9lM18Ps6iPdI
WvXEs7R11MiZvsccvi7WEifYJR0gNgd4eAiREhpyuATJqATszJ8Ibu13HSt+4r/V
Ua8jgRG6z1q5ZyEjAq0BNPygrZBqvrIlKlQtLhm8aVKV2z1fpHjMrMaqFssjYN9Q
gZG3/2A7kJZ/Hl+B5W8UE8rj/pL+mFQTZfMo+5hPF5mO9BXFUcS8dxZdUYW5ZuXa
V1TAHqS8VF7mVeyrvbyrhoUHqi7iLll8JAywe4d3CkwbybdP5fB8JFEGrp95KxxV
7X1lab6De5z5NBFsS/tMRewo/gyAHLT4De+3dq7xJlWt6+xLc2MOsFZ3GLl2qO9/
IQIDAQAB
-----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 282582471064513276486619375095458001402143
 . . . . . . . . [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 2024-01-05 15:16:48 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-04-04 15:16:47 +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 'esafirs.sk'
 . . . . . . . . [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 30637442555512167200130473429032212377081080690998032609614949770021498984339918337102531573610068813504643866750992026203920699877194860318543305832082834930345518133409510811321151108272867901354346593640793234948941206866702740864856677581735490746074497678949409040889435800883238549650264382234913137233100388162855049428335994286615698924662124995622283642839223325361927494000268372603756406848831306074052070789204078843732350929929605919841221076287878185446417689529951765648590947594436388131338567411853773472057838094007461171923465435585108950974174569364037449659497952831550059755142145469219240640289
 . . . . . . . . . . . . . . . . . . . . [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)
							64d9cfc3704d5ad786e6cd63d3d66006a9c4059d
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'esafirs.sk'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.esafirs.sk'
 . . . . . . . . . . . . . . . . [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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00075003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cda69b03d000004030046304402202465849b5eb40c17c360d75b4299207165fd912b7278d4d16da7ae350a6f666e022066827afa8b6bf939e1af00af35ff5cd22156aad4a2f770892621297305e218bf007700eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018cda69b03700000403004830460221008f9ac6c2a43a9a53b782e1cc66fee7582aa9d4104f5ead62a827a5952fb3deba0221009206695387aa1f9ee3ae0067fc96e68eddfbc7ad542d7dff4e0b1423ebb65324
 . . . . [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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