cristoff.app
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:99:f2:68:33:df:96:bd:fd:a4:81:6c:4e:a5:59:b5:3a:89 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=cristoff.app
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:99:f2:68:33:df:96:bd:fd:a4:81:6c:4e:a5:59:b5:3a:89Serial Number (int): 313722274160154984576246661864266522770057
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 82:ef:b8:9c:06:8c:ee:28:09:95:9a:f9:47:6c:2e:ea:bf:08:61:fa
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 2c:9e:5a:88:51:24:2b:4a:05:02:10:d1:76:0d:38:f4:ce:fc:54:1a
Fingerprint (sha256): f3:e3:53:dd:f2:c7:02:e9:2d:23:8b:71:a8:ae:68:3c:3c:40:48:ad:db:0c:ad:c1:6d:5b:55:75:71:f2:4d:93
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate cristoff.app
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for cristoff.app
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
cristoff.app
www.cristoff.app
www.cristoff.app
Other certificates including the domain name cristoff.app
(limited to 100 certificates)
hirehammer.sg
cristoff.app
puertasabiertasfcfm-buap.com
cristoff.app
sandbox.dr-almond-app.de
www.compramostumoto.es
cristoff.app
cristoff.app
incidentally-login.emerging-response.com
halosinsight.com
sni.cloudflaressl.com
www.skypunchgames.net
cristoff.app
conxlabteam.com
www.compramostumoto.es
data.bitewell.com
cristoff.app
www.msighk.com
cdn.taskgram.com
cristoff.app
cristoff.app
dialoguing-with-ecologies.org
carbon-lang.dev
www.spagato.sk
terasite.com.br
sni.cloudflaressl.com
sni.cloudflaressl.com
cristoff.app
www.cristoff.app
cristoff.app
puertasabiertasfcfm-buap.com
sni.cloudflaressl.com
cristoff.app
cristoff.app
puertasabiertasfcfm-buap.com
cristoff.app
sandbox.dr-almond-app.de
www.compramostumoto.es
cristoff.app
cristoff.app
incidentally-login.emerging-response.com
halosinsight.com
sni.cloudflaressl.com
www.skypunchgames.net
cristoff.app
conxlabteam.com
www.compramostumoto.es
data.bitewell.com
cristoff.app
www.msighk.com
cdn.taskgram.com
cristoff.app
cristoff.app
dialoguing-with-ecologies.org
carbon-lang.dev
www.spagato.sk
terasite.com.br
sni.cloudflaressl.com
sni.cloudflaressl.com
cristoff.app
www.cristoff.app
cristoff.app
puertasabiertasfcfm-buap.com
sni.cloudflaressl.com
cristoff.app
Certificate
The complete raw certificate details for cristoff.app in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIFYjCCBEqgAwIBAgISA5nyaDPflr39pIFsTqVZtTqJMA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAxMjcwMDMyNTFaFw0y MDA0MjYwMDMyNTFaMBcxFTATBgNVBAMTDGNyaXN0b2ZmLmFwcDCCASIwDQYJKoZI hvcNAQEBBQADggEPADCCAQoCggEBAKqIf19n7qjPGQLq4+mFqQjGF9SP7NUXZQL4 JiSLEJHhH84Dk6hRALA9z4oPCMlc633PSM2Nd1h1E8h7z79XousF8XljXOH4yc2u 7R1lCMTec6w+Xfd9yYXhAVONVLF7RSAUyhnucSk7u/xfBM+mGUuFkY7y95iko0I9 zDH1ylunlW5P4TP26MyZkV0J9y8+a8OSM7vR0n8VhO929ibzqRcert//fdJCF1HL xk77KXFO800tt/94Fuio6SfiMwwlc0J+76tecWEU3YRlPe963TcYu67kWsye/03I 1Jj8jv3HR5DHwkAMctR0PbNtlWpq4ax7bkkwU1q2nVxjeUt+M5MCAwEAAaOCAnMw ggJvMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUEFjAUBggrBgEFBQcDAQYIKwYBBQUH AwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQUgu+4nAaM7igJlZr5R2wu6r8IYfow HwYDVR0jBBgwFoAUqEpqYwR93brm0Tm3pkVl7/Oo7KEwbwYIKwYBBQUHAQEEYzBh MC4GCCsGAQUFBzABhiJodHRwOi8vb2NzcC5pbnQteDMubGV0c2VuY3J5cHQub3Jn MC8GCCsGAQUFBzAChiNodHRwOi8vY2VydC5pbnQteDMubGV0c2VuY3J5cHQub3Jn LzApBgNVHREEIjAgggxjcmlzdG9mZi5hcHCCEHd3dy5jcmlzdG9mZi5hcHAwTAYD VR0gBEUwQzAIBgZngQwBAgEwNwYLKwYBBAGC3xMBAQEwKDAmBggrBgEFBQcCARYa aHR0cDovL2Nwcy5sZXRzZW5jcnlwdC5vcmcwggEEBgorBgEEAdZ5AgQCBIH1BIHy APAAdgBep3P531bA57U2SH3QSeAyepGaDIShEhKEGHWWgXFFWAAAAW/koUSwAAAE AwBHMEUCIQCd2zFRNxzGRc6jNYMKpKZJH5cKS7g6WzwYy2kKdISMzgIgIdsQxLdF VTd00pFaIT0X89NiDuSP1PnSm4tEdCXUe0YAdgAHt1wb5X1o//Gwxh0jFce65ld8 V5S3au68YToaadOiHAAAAW/koUTFAAAEAwBHMEUCIQDUWM9xr+BVCh87qbWtiyTY Z3b0yIUI1g5ntbPRZUe2bwIgJ7NqzjJbQCzMd3uVgjWE4QJjxXIUM3PESEFJX/ln A7UwDQYJKoZIhvcNAQELBQADggEBAGY8gJDKCQlwkgcghKYMa82BS2qI87K8gzu9 fHgkP9paWc5AQTtLw7bGLeHyaY6KJDrfA226pW+r5ezk766DL/06mBrJADXTHu1o iuszIwom3lQsqUEV6aqZM7k28cN03c0UJKqVGXYM4pFsJma5/CA3AkBfeFwyQp9M wPLmXrdSVKB2B2R2RZM9DekS/mEaKbGddLBgPfgVKPbsrZ+VBRR303MLSAJWB9v6 A5os8OOCOcjRNoCHTPXw1FcJOImKT5NxkcvM2I4A6HPVQMLUhm5tgS1E1hm+93TN AaPfmNv2pRbi9mXW0Y4DMK3VJzuR8Dqc68jWIHw9djvPFUCIuoE= -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqoh/X2fuqM8ZAurj6YWp CMYX1I/s1RdlAvgmJIsQkeEfzgOTqFEAsD3Pig8IyVzrfc9IzY13WHUTyHvPv1ei 6wXxeWNc4fjJza7tHWUIxN5zrD5d933JheEBU41UsXtFIBTKGe5xKTu7/F8Ez6YZ S4WRjvL3mKSjQj3MMfXKW6eVbk/hM/bozJmRXQn3Lz5rw5Izu9HSfxWE73b2JvOp Fx6u3/990kIXUcvGTvspcU7zTS23/3gW6KjpJ+IzDCVzQn7vq15xYRTdhGU973rd Nxi7ruRazJ7/TcjUmPyO/cdHkMfCQAxy1HQ9s22VamrhrHtuSTBTWradXGN5S34z kwIDAQAB -----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 313722274160154984576246661864266522770057 . . . . . . . . [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 2020-01-27 00:32:51 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-04-26 00:32:51 +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 'cristoff.app' . . . . . . . . [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 21527821294560682246251383673616401203761883069871069374197940233562609003812406346146455909399137477776790128675302869294326179235397888642409521718898886512120211941238107521471764003201039071218730693171454482759009430239561946355359492333534494206636983534860701402675777219533528240805508462627482820893634423113083339061053497307618990732830322249170556172764087182266527767717671843754863972742055850211105497328745147187475732440416504627505680332149269067614672335621216272169175616085878103841907889260985333406638257262493150634637656797781605611189056259667243569187154774907977606505225369524957660197779 . . . . . . . . . . . . . . . . . . . . [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) 82efb89c068cee2809959af9476c2eeabf0861fa . . . . . . . . . . . . . . . . [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 (34 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'cristoff.app' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.cristoff.app' . . . . . . . . . . . . . . . . [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) 00f00076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016fe4a144b000000403004730450221009ddb3151371cc645cea335830aa4a6491f970a4bb83a5b3c18cb690a74848cce022021db10c4b745553774d2915a213d17f3d3620ee48fd4f9d29b8b447425d47b4600760007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016fe4a144c50000040300473045022100d458cf71afe0550a1f3ba9b5ad8b24d86776f4c88508d60e67b5b3d16547b66f022027b36ace325b402ccc777b95823584e10263c572143373c44841495ff96703b5 . . . . [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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