DV SSL/TLS Certificate for www.armindoalves.ch

Certificate is witin its validity period

Issued by Let's Encrypt (R11)

About the www.armindoalves.ch DV SSL/TLS Certificate

This certificate with serial number 05:e0:36:5e:84:26:43:dc:31:93:3e:21:35:74:62:07:54:b0 for www.armindoalves.ch 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 www.armindoalves.ch 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): 05:e0:36:5e:84:26:43:dc:31:93:3e:21:35:74:62:07:54:b0
Serial Number (int): 511856948917078276330862289110630790550704
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 71:59:1d:7a:98:f2:e6:f5:6e:13:ff:d9:07:b2:a4:e5:1a:09:b1:39
Authority Key Identifier: c5:cf:46:a4:ea:f4:c3:c0:7a:6c:95:c4:2d:b0:5e:92:2f:26:e3:b9

Fingerprint (SHA-1): 32:64:40:6f:65:ee:7c:ac:b8:a4:c6:c8:35:ce:ac:a4:ae:3d:0a:48
Fingerprint (SHA-256): 1b:f0:37:cf:35:f6:c1:4b:79:c9:0c:2f:e1:2c:78:ef:b4:0c:8a:e4:2e:75:16:57:0f:f4:06:b0:58:a4:df:fd

Issuing Certificate URL: http://r11.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r11.c.lencr.org/49.crl

Check the revocation status for certificate www.armindoalves.ch
2
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.armindoalves.ch

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

X.509 Certificate

The complete raw X.509 certificate details for www.armindoalves.ch 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 511856948917078276330862289110630790550704
 . . . . . . . . [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 'R11'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-05-28 00:24:32 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-08-26 00:24:31 +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 'www.armindoalves.ch'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 642367293260953166818657343978587455518146288147154709427069571931305584038047076290212445863131845965303605960262729948304855450995610413879083389227656106368808186332299945236898862895395714214866133327341552441061157038297187673001992974350113087285228479150467084826928029683827650099037090811193048336881334280314941951833425668007116949505205283013003188573528228781483949024682598258967147361777624988236637300261574956167902515799582442735579907434359330589221137581227462625770596158733626211204829119350517072391857955410557414304359143044643039339761119768361220045077009849451491077337133525016435411662455183871965731640788226798961718420510612807834694785095833776223674440337184301781257023547921527648531934846500188678687013013098084156941377762195410529279918138230162859336048693909610611453032407969859155799709175544505125950910935034297897109728901113998971086125679883071218945198533585170416802757429722960456545445887751024526169757405000016085904259362943685513084398859768580022755020983651825957966496993136120920364972150103825491014110837013630653704132487167391634021658225333175710630783087611345500343824329730974482102686289644862520635129260803444080092417918465320998649753005105488674301539647843
 . . . . . . . . . . . . . . . . . . . . [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)
							71591d7a98f2e6f56e13ffd907b2a4e51a09b139
 . . . . . . . . . . . . . . . . [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 c5cf46a4eaf4c3c07a6c95c42db05e922f26e3b9
 . . . . . . . . . . . . . . . . [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://r11.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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'armindoalves.ch'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.armindoalves.ch'
 . . . . . . . . . . . . . . . . [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 (39 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://r11.c.lencr.org/49.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)
							00f00075000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197147c57e8000004030046304402207d301f8879542d5202afaf2dd18bb95a11c18f234ee4342f38a39283a071a062022010fa265b93d9f6192ceae85231a7f5d39c40e0ef64d0e58241b0ca025a160b77007700a442c506496061548f0fd4ea9cfb7a2d26454d87a97f2fdf4559f6274f3a845400000197147c67890000040300483046022100c8e2d71a09040f5490b37e7e458ad0863c65288f3fcc892f4462c49bd238126b022100859d50a50ba74dc49c416b94c696fa9568ae7d4b2f64a76a1b836e5fc861ae63
 . . . . [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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