zajac.boston
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 04:0d:ac:2f:c6:9e:72:53:e9:26:c2:a4:1e:5c:48:85:48:f6 was issued on by Let's Encrypt.
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We have idenified some issues with this certificate:
- Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)
Certificate Subject
CN=zajac.boston
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 04:0d:ac:2f:c6:9e:72:53:e9:26:c2:a4:1e:5c:48:85:48:f6Serial Number (int): 353101689778711077211831026439780691167478
Serial Number lenght: 139 bits, 18 octets
SubjectKeyId: 42:0c:ea:81:21:5c:3b:0b:cb:d2:e0:dd:6c:dc:6d:9e:10:d8:6c:c6
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 6f:7f:f2:ec:9e:06:a6:62:e8:e4:b3:ed:1c:d0:02:21:60:84:ae:59
Fingerprint (sha256): 86:33:a5:d2:c1:b9:f1:3b:a0:04:29:46:76:66:a9:8b:de:ef:4f:9e:40:62:9c:18:4d:55:82:a3:c8:99:46:25
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate zajac.boston
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for zajac.boston
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
zajac.boston
Other certificates including the domain name zajac.boston
(limited to 100 certificates)
Certificate
The complete raw certificate details for zajac.boston in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGTjCCBTagAwIBAgISBA2sL8aeclPpJsKkHlxIhUj2MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMTMyMTQ3MDhaFw0y MDA2MTEyMTQ3MDhaMBcxFTATBgNVBAMTDHphamFjLmJvc3RvbjCCAiIwDQYJKoZI hvcNAQEBBQADggIPADCCAgoCggIBALazjh1IhPxYzyhQC13VCMk7OpBzFwggXkcB jfcx0eZBkHUZkmXX/IdN9oY1P7F3dVxzJ62gYzIKD5/9sS+Vl310JmYNa2Ged7i2 m9Ul0dfs9XbMIgvCr4wCZV6Oyw/LKE9782VEanJ48cWkDS2v1wcdmcmvZt8Tm2h+ ehdv6mf4SfS4XG2Q52BFTX5uDfrZRUXOju9Rzp/jAjvhpNTUp18mMn53QZXz6gbt ZkdZUA/x+1M3ZeTTL/9rv20EEG6NujpKFiplYgpiDhLWNNuX1J4e2nmEBDBVpycE R8aDj20tM0h5N0M0S9OR1NyhXSuAFdqMnCkNQu/NXsezQGn/WmyShU6GYj69FhAk zHdLlYlyykfz6cwkrDI+ZWk/y9zLKMwi3XwP3aAdx6PTNU6W4kZAfC/0SxsUXgwI m3abGUzHoUWAh+x6rCTSvXQgbthk323fAK2xdiPefTCQ2ElBtLH2euouJUttxx3s yTfQN0rWb9ivC8GRXFDuCStjlKacBIsqS1lQvIrIisWf2KXJ9fiYI6/67Pb2MR+w n+RonkxDUB5NWO/9tp58xiSs9b64h4S+uBCX/klTU4I2zru6kvAm/Djk6LYIlxfb ddTr4FmsDmEEWc02c/OugemxAZ1mpu+896zKNsX65jeCbCbBIJYqC/9xypW8rvPV Up46SGgxAgMBAAGjggJfMIICWzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYI KwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFEIM6oEh XDsLy9Lg3WzcbZ4Q2GzGMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyh MG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgz LmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgz LmxldHNlbmNyeXB0Lm9yZy8wFwYDVR0RBBAwDoIMemFqYWMuYm9zdG9uMEwGA1Ud IARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0 dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAgYKKwYBBAHWeQIEAgSB8wSB8ADu AHUA5xLysDd+GmL7jskMYYTx6ns3y1YdESZb8+DzS/JBVG4AAAFw1hRuNwAABAMA RjBEAiAEhorzVfjF12BExFO+qvIpJqMmY5xNnRP27Xg0wpvenQIgNDgwdpTq8KbY 0Zu8SlbY/Nz7MmQDSOAOwIJ2SyKMeHsAdQAHt1wb5X1o//Gwxh0jFce65ld8V5S3 au68YToaadOiHAAAAXDWFG5mAAAEAwBGMEQCIHF6ohqkdJJUzxV8DQHp6P5u2Iqu GJHogYTWxcNZBlLVAiB3eZbsf6CTcEC6ZyMML7WdUy0bEj5mJANKVhgueWYzNDAN BgkqhkiG9w0BAQsFAAOCAQEAJbPbMWVFv9wW97Auog/k9h2j92lFWOFeGQoxf6WY BVOwyzUR8jpljHg9LCPG4rj55qVvtV8HV9EkOLVPYzDYYVmKwHzepYlcTHeyLbnc 0SW/F7VCtzhQaR7MxeJSynRE4yulqdkITSvj9LAGltgcq32c58UWjF/eB4s/THUi 6vFdfUZE6C9RcPj8J8GU8xo1rBfi/EnYeDZuJiv9PI7kJIrkjNFikeaH67V8N2qB DMG5L4eVObMakxqxsPAgtVfXiZn8BkSMiXeO56py+0HUj990O9t4OPetPzHuPBE2 qOyDUM9bQeDqqkSDva3WW8GEb4phcTa58JPutaT3diFy4w== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAtrOOHUiE/FjPKFALXdUI yTs6kHMXCCBeRwGN9zHR5kGQdRmSZdf8h032hjU/sXd1XHMnraBjMgoPn/2xL5WX fXQmZg1rYZ53uLab1SXR1+z1dswiC8KvjAJlXo7LD8soT3vzZURqcnjxxaQNLa/X Bx2Zya9m3xObaH56F2/qZ/hJ9LhcbZDnYEVNfm4N+tlFRc6O71HOn+MCO+Gk1NSn XyYyfndBlfPqBu1mR1lQD/H7Uzdl5NMv/2u/bQQQbo26OkoWKmViCmIOEtY025fU nh7aeYQEMFWnJwRHxoOPbS0zSHk3QzRL05HU3KFdK4AV2oycKQ1C781ex7NAaf9a bJKFToZiPr0WECTMd0uViXLKR/PpzCSsMj5laT/L3MsozCLdfA/doB3Ho9M1Tpbi RkB8L/RLGxReDAibdpsZTMehRYCH7HqsJNK9dCBu2GTfbd8ArbF2I959MJDYSUG0 sfZ66i4lS23HHezJN9A3StZv2K8LwZFcUO4JK2OUppwEiypLWVC8isiKxZ/Ypcn1 +Jgjr/rs9vYxH7Cf5GieTENQHk1Y7/22nnzGJKz1vriHhL64EJf+SVNTgjbOu7qS 8Cb8OOTotgiXF9t11OvgWawOYQRZzTZz866B6bEBnWam77z3rMo2xfrmN4JsJsEg lioL/3HKlbyu89VSnjpIaDECAwEAAQ== -----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 353101689778711077211831026439780691167478 . . . . . . . . [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 2020-03-13 21:47:08 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-11 21:47:08 +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 'zajac.boston' . . . . . . . . [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 745356630686855510532191765490682161618862247876363468921235111141316353689792518639041400698569977009323538389091129372816196232755168206717704743903869434094819560313161750311453334410932921908627034868408627441635826637611314331303844349832872643105498773461117672471749647533713703510795623335929039732745606635903924925555445717809251996030149938227961680835271929221494221218808219150863157536222280984163361668983596710922848149393964631074287757128197919353519287367246124832586511647494813421102021144454435736010607492224617283744909818610373509661180155546706570614971667369245216115644116190198129560526599657277323842055051236722103732941269621718926394829052928264029493113992198653703426999291049594290018824621018505391895334594746320258082348991951724652822225582286926057584112612980736414502634942162739905047464389853856069849809365814959610209599749372568218975259425267660913177472469132573120902697134668355609487178472286497696006671301628885504220195023041940667798897312783196210340099499355659546132021588335331627903791280005547753588034427916599227650061246261683573481191306260623620656105753012696362113436902602739814936994455443906776969008103432277113810860710488624581768771968952944842703494473777 . . . . . . . . . . . . . . . . . . . . [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) 420cea81215c3b0bcbd2e0dd6cdc6d9e10d86cc6 . . . . . . . . . . . . . . . . [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 (16 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'zajac.boston' . . . . . . . . . . . . . . . . [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 (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee007500e712f2b0377e1a62fb8ec90c6184f1ea7b37cb561d11265bf3e0f34bf241546e00000170d6146e370000040300463044022004868af355f8c5d76044c453beaaf22926a326639c4d9d13f6ed7834c29bde9d02203438307694eaf0a6d8d19bbc4a56d8fcdcfb32640348e00ec082764b228c787b00750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c00000170d6146e6600000403004630440220717aa21aa4749254cf157c0d01e9e8fe6ed88aae1891e88184d6c5c3590652d50220777996ec7fa0937040ba67230c2fb59d532d1b123e6624034a56182e79663334 . . . . [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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