DV SSL/TLS Certificate for ipv6.smartstaff.hu

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the ipv6.smartstaff.hu DV SSL/TLS Certificate

This certificate with serial number 06:8c:63:bd:dd:2e:4f:4e:ea:16:6b:e8:f6:c1:fe:40:2a:fb for ipv6.smartstaff.hu was issued on by Let's Encrypt.

With 4 subject alternative names, this certificate can be used to secure multiple FQDNs. This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for ipv6.smartstaff.hu provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 06:8c:63:bd:dd:2e:4f:4e:ea:16:6b:e8:f6:c1:fe:40:2a:fb
Serial Number (int): 570445826361263397118567611738756239862523
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 11:86:9c:e5:38:0c:97:ee:5e:db:88:c1:a0:50:b5:ea:cc:c6:3f:87
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): b7:ff:62:28:ec:5a:f3:6e:69:c9:d3:b9:59:b8:13:b3:33:3d:17:0c
Fingerprint (SHA-256): ce:f1:53:96:1f:05:d6:1d:7b:a8:de:78:70:8e:d6:1a:29:85:39:11:de:2f:0e:05:09:c8:14:8a:72:21:b8:f0

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/124.crl

Check the revocation status for certificate ipv6.smartstaff.hu
4
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for ipv6.smartstaff.hu

Public Key Algorithm
RSA
Key Size
2048
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for ipv6.smartstaff.hu in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsFuKixCHx4dxLE5Fwes4
UimPnmkkFZS9Wq4j2st2MQgqWs1R3o9ohYORUAwaAmhOkzTizCPQ9roBIgsEYNsa
uTb6vkFDwuIp3/xZ67UD6jSsi/zKeNmH0AEn7T42pf8U41IO6uCPZUmMDMsXnoIa
zLQKLQqhXf19m7w9DocW0I5IibwvOGydL9j+hpRtL4LqY8us1OjsZG0hgUuQxjwn
jRacuowb6x3GnE8yzjN3V09+5ARdyHhmC7TXxOa49krW4qxKBTiydb/LnqgBC+wQ
dodymkG6/OpsrpqHT+puhJGNGs2ttslWlUhr5ZsogTmznnOUQ2xlT6qEbHkVx7r7
5wIDAQAB
-----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 570445826361263397118567611738756239862523
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-06-07 06:49:04 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-05 06:49:03 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'ipv6.smartstaff.hu'
 . . . . . . . . [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
 . . . . . . . . . . . . . . . . [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 22263082314496758545754908377297238520283647933491892521254873277467201966786990014362458687496844415166362971227695774844344817325921136734751741688244503383161068011474407534092130904631756308027427735884379272902453190828490765497252181111069737880387194062993040881737034860546933802538119681141599927930538899862048843450027361325935256581832548521158935731619211912507868449726341922773263934025846697911618981306015065256355846022074662733770518990295268104217939758915657917008955850248519057070128671752628512062295007485903903702396160262275748303301728052766981603141660809129771705721494509033087563398119
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							11869ce5380c97ee5edb88c1a050b5eaccc63f87
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.1.1
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.i.lencr.org/'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.17
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (76 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ipv6.smartstaff.hu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'mail.smartstaff.hu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'smartstaff.hu'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.smartstaff.hu'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/124.crl'
 . . . . . . . . . . . . . . . . [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)
							00ef007500ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe000000197495bfb7a000004030046304402201262010240c2368eed0cf0a2a35db899ae6c4f5e9a4592c9ee4c0f1e99403e7d022012be3600ebce584e806491ec768a36df71f0d21c3a4f6048f4b2779708531cce00760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197495c03500000040300473045022100ddaffe4c2b0ccace71d40081a6ee9fff57e69a47a9380fc0701a3e1cb854d7cc022056b9ed9a8628f474ec6835cc16cc84c671de1fb07378fcdc1c5f53ca379fc29e
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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