alfa.oxyl.net

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:63:97:11:63:22:f9:ea:83:d1:20:f9:cb:49:eb:9e:1a:bc 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=alfa.oxyl.net

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:63:97:11:63:22:f9:ea:83:d1:20:f9:cb:49:eb:9e:1a:bc
Serial Number (int): 295225615827593418777199363643306271447740
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: da:2c:24:51:ac:8b:21:23:e6:ca:70:d5:7d:1e:22:91:cf:02:62:53
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 46:b4:20:9a:15:0a:e6:9b:9d:ac:6f:b6:c6:5d:96:3d:af:ed:98:63
Fingerprint (sha256): 5f:c1:ab:86:00:67:3f:ab:83:13:f7:df:2a:23:42:ac:02:d8:8d:a2:4e:07:2a:2b:df:6c:31:72:c1:1f:e1:df

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 alfa.oxyl.net

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for alfa.oxyl.net

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

8 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

alfa.oxyl.net

Other certificates including the domain name oxyl.net

(limited to 100 certificates)

Certificate

The complete raw certificate details for alfa.oxyl.net 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 295225615827593418777199363643306271447740
 . . . . . . . . [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 2017-12-29 00:23:29 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2018-03-29 00:23:29 +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 'alfa.oxyl.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 (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 938135559021498911941058154955360446706079795869920973677013335088752728859507625763372675949094793468405542390313765401253392434531805197218462553009401705183846052693662795350651073018153229471639920213036457892849529489352067656417188196558903392468376908563745208027771798430307647691709260719386093860407906771771158885358628180843540978908934069931082935539805811515653618243304612112128955864896962202440309301358439177758907322090401938678330884489691171984143638359434385249397348990920668362616495038370145504606087503061364587055449938721142684490099431805939980568627690479158424841864981051343742735335185910041445581497947704488293589081957176858906798708954287124929828690251819494891636969813326699636971572408236904763711837864034899708089763940446807686366288864223729123700300247675601989411446239357438333915287434169625312156434341362953328125314541338137116964029287657749874931425020482915474272837448612805154177494610278240846684075333653443067957428111411074546463699405802143844038338516012365120784239054838768491349948005283855210366901321522684692511374772480435549462092477439961725834268641051647701971273352504084335529676682756276901717171402605923858721404474981144159514406897059210465712003996327
 . . . . . . . . . . . . . . . . . . . . [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)
							da2c2451ac8b2123e6ca70d57d1e2291cf026253
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'alfa.oxyl.net'
 . . . . . . . . . . . . . . . . [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 (246 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 1.3.6.1.5.5.7.2.2 (unotice)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:12|false] UTF8String 'This Certificate may only be relied upon by Relying Parties and only in accordance with the Certificate Policy found at https://letsencrypt.org/repository/'
 . . . . [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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