peterkatzspeaks.com
Issued by R3
About this certificate
This digital certificate with serial number 03:ed:58:d5:a1:ae:51:6d:2c:64:33:69:63:6b:11:1e:28:d7 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:
- DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
- Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
- Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)
Certificate Subject
CN=peterkatzspeaks.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:ed:58:d5:a1:ae:51:6d:2c:64:33:69:63:6b:11:1e:28:d7Serial Number (int): 342101860057681943029535196682996034709719
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 7b:8b:33:68:ce:ad:8e:d7:70:d8:08:cd:7f:34:e4:55:d8:da:95:e2
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6
Fingerprint (sha1): e4:30:c2:d9:b7:26:6e:e7:eb:e1:d5:d4:db:10:48:9d:93:27:0d:0a
Fingerprint (sha256): 2b:93:7e:96:17:9f:5f:bb:fe:f9:42:18:b2:23:77:12:14:b5:da:05:d6:11:2d:05:9d:14:da:a0:fb:d4:50:16
Issuing Certificate URL: http://r3.i.lencr.org/
Revocation information
OCSP Server: http://r3.o.lencr.orgCheck the revocation status for certificate peterkatzspeaks.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for peterkatzspeaks.com
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
peterkatzspeaks.com
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Certificate
The complete raw certificate details for peterkatzspeaks.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE8TCCA9mgAwIBAgISA+1Y1aGuUW0sZDNpY2sRHijXMA0GCSqGSIb3DQEBCwUA MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD EwJSMzAeFw0yNDAzMDYyMDM1NThaFw0yNDA2MDQyMDM1NTdaMB4xHDAaBgNVBAMT E3BldGVya2F0enNwZWFrcy5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK AoIBAQCdPayXnck5IAEvV9x+5k19q3+vXHW8ut8m+bxyo6iu1v6PfwnV/gwakf02 HPesdNWo3f+DPr0ewZalxMogFy6hrZkCB7mFr3FP5Bn17TLcl37LAZzqdUxnKYHg 4xTqhyy1swUjGyMCC5pA9f+2eUa8Ut0lXcexdyAYs5NRQtH2euNrl47bLmi71hmS aNjmsgN+zkBAg793e6nxpTSGEHxYDi7mZ2Et4DRCNG8g3IgMXBuuVzdmCzEPjUNI W7GmHpjm58i9Kxd/pa4IktZo5pOCvd5o7DuoJ/GUJ1b4GJC1yyXwrttNEdIhBnTb tXTRAFPXpuoB+Ch90FbVqnXkhCM1AgMBAAGjggITMIICDzAOBgNVHQ8BAf8EBAMC BaAwHQYDVR0lBBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAw HQYDVR0OBBYEFHuLM2jOrY7XcNgIzX805FXY2pXiMB8GA1UdIwQYMBaAFBQusxe3 WFbLrlAJQOYfr52LFMLGMFUGCCsGAQUFBwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0 cDovL3IzLm8ubGVuY3Iub3JnMCIGCCsGAQUFBzAChhZodHRwOi8vcjMuaS5sZW5j ci5vcmcvMB4GA1UdEQQXMBWCE3BldGVya2F0enNwZWFrcy5jb20wEwYDVR0gBAww CjAIBgZngQwBAgEwggECBgorBgEEAdZ5AgQCBIHzBIHwAO4AdQBIsONr2qZHNA/l agL6nTDrHFIBy1bdLIHZu7+rOdiEcwAAAY4Vsc7fAAAEAwBGMEQCIGCniWo5afUc hYTp84VL/xHanORDs2n3KwsnaVxgHDg3AiAmVj9BdvRIw9oWdZnHBD44YbCxSIrg 4cXAk4K+HiYOVQB1AO7N0GTV2xrOxVy3nbTNE6Iyh0Z8vOzew1FIWUZxH7WbAAAB jhWxzvYAAAQDAEYwRAIgN2Td+iEtIu2rnC/a8sXviXAlHj2WklJYXryWlUpXCMEC IC4AM+JO6yoIwwGhj7Eb/83LCEgaX0jD1s/8Q3aF7E2iMA0GCSqGSIb3DQEBCwUA A4IBAQAf+uzk9QbO53mfHwZJVelLcjOZI9J4J5HL2K/v0Ib2tyFkjarjWlQN9a13 tXRAD2OTvKiY1K0Q07dIXug/eiaplX5vEt5wZJBUE71H37C1SLq26mPPZPFif+PV RR1acMD92F/ne1nHe2V7Ic1O6yX5KT0O7Hq+Uv6ZcEJsMrthnTeNuiYBrf8thQ1a HyTQEGsgWjgn93MC5wYeJp1QqySmfg6QAy4tCnmBx96wd3lPMJ7Sx/7/1wkD1L9j /ORogPVfyh53/XjL2dptgmDaYLOUDuiCVcAmEYqk8YYI6CSdTPNd7ePY/mTdiIL+ zzql++Y7WQPfpZTgBiEsxq6p4ttk -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnT2sl53JOSABL1fcfuZN fat/r1x1vLrfJvm8cqOortb+j38J1f4MGpH9Nhz3rHTVqN3/gz69HsGWpcTKIBcu oa2ZAge5ha9xT+QZ9e0y3Jd+ywGc6nVMZymB4OMU6ocstbMFIxsjAguaQPX/tnlG vFLdJV3HsXcgGLOTUULR9nrja5eO2y5ou9YZkmjY5rIDfs5AQIO/d3up8aU0hhB8 WA4u5mdhLeA0QjRvINyIDFwbrlc3ZgsxD41DSFuxph6Y5ufIvSsXf6WuCJLWaOaT gr3eaOw7qCfxlCdW+BiQtcsl8K7bTRHSIQZ027V00QBT16bqAfgofdBW1ap15IQj NQIDAQAB -----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 342101860057681943029535196682996034709719 . . . . . . . . [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 'R3' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-06 20:35:58 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-04 20:35:57 +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 'peterkatzspeaks.com' . . . . . . . . [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 19849826555507593853694593058477041683307757217616419993221925191401844514342926335319393999500787816726699226549503378770760688258504138422779115227741617670264735234708977278429646487150349012089106338216560977183411139597880314635075339620741871534237463406335633928875589176147479383291437811583953908446159266396649903090021302178695912692328448075180219235642688311311033025193160579420756614323984657609258954955805474797625789302419341999357213249980682452132656429227285298946984279596073621835001640115278650343389212807108362655235448056774846249439433914081560673884759795885751222254789407398077650969397 . . . . . . . . . . . . . . . . . . . . [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) 7b8b3368cead8ed770d808cd7f34e455d8da95e2 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (23 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'peterkatzspeaks.com' . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes) 00ee00750048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e15b1cedf0000040300463044022060a7896a3969f51c8584e9f3854bff11da9ce443b369f72b0b27695c601c3837022026563f4176f448c3da167599c7043e3861b0b1488ae0e1c5c09382be1e260e55007500eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e15b1cef6000004030046304402203764ddfa212d22edab9c2fdaf2c5ef8970251e3d969252585ebc96954a5708c102202e0033e24eeb2a08c301a18fb11bffcdcb08481a5f48c3d6cffc437685ec4da2 . . . . [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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