1on1.studio

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:cf:1a:e1:d3:fe:f1:45:11:4e:83:7c:bb:bb:27:0d:f4:cc 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=1on1.studio

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:cf:1a:e1:d3:fe:f1:45:11:4e:83:7c:bb:bb:27:0d:f4:cc
Serial Number (int): 331811040242385629059804810264483164189900
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 07:b1:11:54:3d:99:02:5c:2b:59:73:7e:5e:7c:25:07:30:ab:57:1c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 73:64:61:fb:2a:09:85:a1:b9:dd:8a:85:a6:73:1d:26:e6:fb:6a:15
Fingerprint (sha256): 77:50:bf:66:70:b7:ad:e9:49:85:9a:2a:0e:7e:f6:1b:bd:e8:fc:29:77:cb:3d:ba:61:f7:54:17:5a:96:a1:af

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 1on1.studio

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for 1on1.studio

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

*.1on1.studio
1on1.studio

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Certificate

The complete raw certificate details for 1on1.studio in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvOS4h9eyevklCcbDcyiI
YDtd+ittaYgyxQQWl2m5L9ogS4Ezo0UPVsxPE9RjQmSKUCEecPjCX9B/bNRpqXzN
szYMWGmn1kV2++8Z8We8Hw5PRxETqkgweLunMh7ognQfhCyD/4JOFgS/mfYc3p5X
2RHrFRL+tNNJ4hGi9ptGEIVE9KJefXcsrbZsYVQ3LuPphl84MsgmIwakSczJ4W+9
LY1PEyFgFeIbD4nmDtub8N0thqASTE+uvw+74q7SAQmOkG0czENCMF+i21WVnQ6z
NYk8tRd+LuXynXEhWNsDpW6+AxnR96ircDVFQrnklcLLbiJlH8MgUc5yEhngSoC5
EwIDAQAB
-----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 331811040242385629059804810264483164189900
 . . . . . . . . [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 2020-02-29 07:24:24 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-29 07:24:24 +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 '1on1.studio'
 . . . . . . . . [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 23845587774946522559122647149420506568452539601747482436278631463177212772529515113912493410812224693113930798570891256145873922767379970316989295103187827597342607837615989171574560139488488314957701169428261157661709604402535294345428825366032409371945830352571680843716344993118782579836736798286695684658944230937260101536400012804688046718980981336594982269794093230832905909743959635247466621885985621988652857763496595594995683661725797726843646029449811635244723442286626979123068307668092595782789366058880868503441569375382833328115901578180783482498953977055953863131433032044007843860364524223469791000851
 . . . . . . . . . . . . . . . . . . . . [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)
							07b111543d99025c2b59737e5e7c250730ab571c
 . . . . . . . . . . . . . . . . [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 (30 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.1on1.studio'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '1on1.studio'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb27300000170900bea730000040300483046022100ccbe9324d1610ed37ba48685c51be37cd295f42630e14a48c9686fc6b1a9ff75022100b9e8addcb72e2717026b99fba334f955e16c66bf50d089261654e36c0fab8313007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e00000170900bea710000040300473045022100c7736d8cccc4b5fd36819c2f04a10515b0a5129016ce20c6707d3929e222d6c102201d9737e6a93eba612e92aaabe453c4ef2b568377009490f2cf513b52da10b87c
 . . . . [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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