www.yn.to

Issued by R3

About this certificate

This digital certificate with serial number 03:38:ff:27:75:91:c9:5d:cf:08:05:03:ed:f6:93:62:d8:6b 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=www.yn.to

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:38:ff:27:75:91:c9:5d:cf:08:05:03:ed:f6:93:62:d8:6b
Serial Number (int): 280731828365948257386255540386369181505643
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: db:1b:e9:03:29:8b:e4:6c:35:b3:13:1c:39:7b:8c:e7:43:3b:23:16
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 51:fe:e8:a6:24:32:fe:e2:b9:c7:0a:0a:9b:61:4e:6d:7e:00:0e:86
Fingerprint (sha256): 69:2f:4d:29:83:0e:63:7c:e2:ee:0f:8c:c4:dd:08:f0:4c:1c:e8:66:f3:2b:16:6c:f6:d8:f6:6a:c2:c7:a9:16

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

Revocation information

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

Check the revocation status for certificate www.yn.to

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.yn.to

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.yn.to
yn.to

Other certificates including the domain name yn.to

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.yn.to 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 280731828365948257386255540386369181505643
 . . . . . . . . [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 2023-12-30 22:27:23 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-29 22:27:22 +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 'www.yn.to'
 . . . . . . . . [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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 817197988475288122602209253287224739371397322945112555963596129306895370180099903157879119871323503201348398151892391969708047800248496113301814314622057422705043130177297799359964297287206937143534580694297030855319168120476496699296017698331881911693486753703629024462704678998483545057938811338493023445220442700160486689703864216840881698226956755668440239295735184855963001914786848688341359413831119685879054288746685239728473882564250454406378794493072388105003353889890387729657055573936934226506153561052906353504849325397007474493778663615196271609965492424351512496429455763587170951452019260763187633040537218072752635557103274050488502069288730691687977736870187916416991527483051910344928459183009556687022066643275886229198493737390343587151699668499597299272543863929692447491205787802048978139730423402567507250509666542896691289239810481574117095392489994999025707584211467626491333132821646324190708662913956553100697273298200064551033562445770931327993819693900269078066259797492819973973767222648075592214741897340937378197976353401725011479984606816096175047156743400117094912791536384209882869792392549469781942463503090506241064211541289389250586069742442211978553326860467000099172441416451166416831302295089
 . . . . . . . . . . . . . . . . . . . . [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)
							db1be903298be46c35b3131c397b8ce7433b2316
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.yn.to'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'yn.to'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f100770048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018cbd0dbd050000040300483046022100e5fa9716b1ea0b0a4682858966a894a476166f05b55c72f9e5247f242a9cfdc9022100d6dc172e0d118bb057eee2b95cbfef9d19e6f71dd9a004ea9732f2b06f8a7d360076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018cbd0dbf01000004030047304502204746dc55ce1729bfa9a8809ce40d75ce31e179afc916a87ca853d4963d8543b2022100f5c4bb706339ffd9505bd8ef08fe55d17d5fd172bc82286a8ce8b040656e4139
 . . . . [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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