DV SSL/TLS Certificate for opening-hours.net

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the opening-hours.net DV SSL/TLS Certificate

This certificate with serial number 06:5c:41:77:75:b2:ee:29:aa:39:dd:13:0f:68:91:c3:75:75 for opening-hours.net was issued on by Let's Encrypt.

With 2 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 opening-hours.net 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): 06:5c:41:77:75:b2:ee:29:aa:39:dd:13:0f:68:91:c3:75:75
Serial Number (int): 554066713437558248051550676099821799175541
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: f6:c2:8f:06:9b:84:48:40:05:92:01:3f:97:62:f6:8a:20:87:31:20
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): 30:da:62:a6:26:84:13:ef:ba:90:d1:15:b8:f3:37:98:46:8f:fe:81
Fingerprint (SHA-256): df:ee:07:c9:e4:8e:b0:56:80:5d:31:22:94:45:fc:ce:cd:25:8b:37:dd:00:ce:59:40:15:78:95:28:b9:3b:38

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

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/118.crl

Check the revocation status for certificate opening-hours.net
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for opening-hours.net

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for opening-hours.net in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAp/F2V6Yc0ICC0SgaYe3A
AaORT2F5V6NG9xten3uu46/TdEwn8vSqCVTVEkZIKakPAMlxCJKXdl3IhrRd3OuE
s7SYHYBnJi+HJm309+dGMa9e68TeMpVQFRS3cytXA31eafRw03skLFE8qqHd/kS/
95eN1acoeG1+RUP0VIYh6rtpEGAhI5SgbajZ8Uc7YNyWvkoqxVe2dL28f2Vq4sob
0DMHqAY6Q2GxiKgHpkU9KddzfnrMV1CGOZR8CgkrfZb9JfptGICx2qDF2dsba6OA
qWy9RlJa9z7iQrbxOnvL6Uy3MhiPGQfTlyLbb48ukthOXklx+KzNW4a01GOvwY/S
2wIDAQAB
-----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 554066713437558248051550676099821799175541
 . . . . . . . . [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 2025-06-05 12:22:57 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-03 12:22:56 +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 'opening-hours.net'
 . . . . . . . . [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 21200866414873235245731400420122888418017722617725712644802504309689684109724265381177708739825297052827672030464224565850726097874023764825072772898077469089007872480789439524580548396802117433143866432888507430570653535875037837456393016408614230777627416679478600502746012201366579098593897037643233024419439917390861748372987724748424619797398273740409001123716427360707618544323271822644292261984166996433236224328013809750510963875207902898167370731671724522030908880232674250605989451716512421025393070965392665815749370830774418928600049805305774624922798840720073351322039514360686203947997511232757364151003
 . . . . . . . . . . . . . . . . . . . . [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)
							f6c28f069b8448400592013f9762f68a20873120
 . . . . . . . . . . . . . . . . [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 (42 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.opening-hours.net'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'opening-hours.net'
 . . . . . . . . . . . . . . . . [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/118.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 (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007700ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001974040f2680000040300483046022100cf738b7362d72c7e07fb398a7fa815e9b14fa1ac1b3a03556874b2787c0d2c93022100b9830f84012d9f2436a545d4dcdd738680d4761aa0aab82527e5468eea261c7b007500ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db0000001974040f2750000040300463044022014256b1d42099efe930372f65941228051868a6bb613365e2f505e8c8b3ebccf02206d80ab45f14efcf7cc87f7ad236cfbcbcb2c95a2350ef10baea24e07b6ce053a
 . . . . [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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