ruff.ly

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:aa:d0:37:6c:83:b9:f2:ac:1b:d7:a5:4b:8f:bd:f8:e1:20 was issued on by Let's Encrypt.

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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=ruff.ly

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:aa:d0:37:6c:83:b9:f2:ac:1b:d7:a5:4b:8f:bd:f8:e1:20
Serial Number (int): 319461627372227435229103908458605946921248
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 6c:d9:15:1d:98:31:c5:d9:02:54:11:e7:ea:4c:fd:1d:d0:23:86:21
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c9:aa:f4:f4:8a:23:60:d5:12:f1:69:f6:1b:53:f0:53:ea:58:cd:f5
Fingerprint (sha256): c5:bf:92:57:53:ad:31:39:c0:34:a6:43:d7:fe:67:0d:4e:15:fd:5b:68:97:83:cb:c1:e0:ca:53:aa:96:88:dd

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate ruff.ly

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for ruff.ly

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

ruff.ly

Other certificates including the domain name ruff.ly

(limited to 100 certificates)

Certificate

The complete raw certificate details for ruff.ly in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA5JHee0Pa3LhYxHCWFhmG
V41dDt59u3nAYkV26ci3AZGqEDkp3FTRQ7V7mqVgpNP4UWMSTidUyvSWczLuKnvQ
8YTNofw6eQVt1nhFULte7tuWRIZbomChSKtV9LkfTXd5sUiU0ISA+qy6/wFm7LpA
4kTJjqOG1QM27g7qVo5S6SHNGKUDOyrrNPa4WgEV1eB7xICnl/1GHXm8DljzS6eI
AWDw5RrahvjISTd36yQPiqjwr/QXtwYsJvZYS61tSkNDZBkxLpbpefvM7G4fgYIn
nPP1lqk+c2Uchxkeo52elxl03d7cyEfaj22mpg3u7y8N+ilOO5IjNuwZ0XGy0SSm
jQIDAQAB
-----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 319461627372227435229103908458605946921248
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-20 02:20:25 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-20 02:20:25 +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 'ruff.ly'
 . . . . . . . . [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 28854264250771929235332730682522947973044289652960500061941401901691671191636600987820943605432695334299378976679721017412626571160070140768521014311094718929139934904118007345486499711122378901480343553276058978819365303178494573004474146297640589617089833377397331190491676119816943588766815972161451472420426466048967105162757503453683486215087645415102334797433636549090909226212452698369515967872753254155353736766445398500377862879255102885701350393901890149920996739165070481637267054378977170462100567607047416966116651844373267852378611024864891352510912217102288805971027973070697617922895493396138977175181
 . . . . . . . . . . . . . . . . . . . . [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)
							6cd9151d9831c5d9025411e7ea4cfd1dd0238621
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (11 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ruff.ly'
 . . . . . . . . . . . . . . . . [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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170609c5d28000004030046304402205b38bac8d2b8a56f0c43a4242f14381f562ff6075c21d1dcab51975705a23f47022059483bdd3937d0bcc87afa08365349f2cbba897ce952a4266c51b275d2e46d49007700e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170609c5d320000040300483046022100bc275f49bdb79dc0e4ca188764ec7b1a13b94e4a33e05b8ddbac3c397fe814f4022100acb2364781b4af7676df1487ce17515785a4388985aeec1678d312082c3c60d6
 . . . . [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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