itmmi.com
Issued by R10
About this certificate
This digital certificate with serial number 03:de:55:69:68:42:ef:18:b3:29:d3:84:c8:c6:e9:e8:5b:b9 was issued on by Let's Encrypt.
With 2 subject alternative names this certificate can be used to secure multiple fqdn's. This certificate is currently not expired, we haven't checked the revocation status of this certificate but you can do this simply on revocationcheck.com. 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=itmmi.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate will expire on
Certificate Details
Serial Number (hex): 03:de:55:69:68:42:ef:18:b3:29:d3:84:c8:c6:e9:e8:5b:b9Serial Number (int): 336993074937214597118195981722386543696825
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: e9:b4:4e:f6:8a:a3:26:3d:19:6a:b8:7d:ba:72:ab:17:d2:5e:3c:2c
AuthorityKeyId: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8
Fingerprint (sha1): a1:29:b9:3c:9d:26:64:a7:70:1c:45:d7:89:de:a3:5e:dc:c7:b2:79
Fingerprint (sha256): 12:1f:a4:fb:ee:ff:43:de:f5:2f:ee:92:32:9d:6d:7a:28:03:7f:55:10:58:01:44:cf:e9:82:07:79:f0:b2:ee
Issuing Certificate URL: http://r10.i.lencr.org/
Revocation information
OCSP Server: http://r10.o.lencr.orgCheck the revocation status for certificate itmmi.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for itmmi.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
itmmi.com
www.itmmi.com
www.itmmi.com
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Certificate
The complete raw certificate details for itmmi.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIE8TCCA9mgAwIBAgISA95VaWhC7xizKdOEyMbp6Fu5MA0GCSqGSIb3DQEBCwUA MDMxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQwwCgYDVQQD EwNSMTAwHhcNMjQwNjEzMjAxNDI5WhcNMjQwOTExMjAxNDI4WjAUMRIwEAYDVQQD EwlpdG1taS5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDF+iiQ 1lxWd82ZSboh8oyt5vWeN8BiDMrntsPBhEngttdDInIQsc2y7IGxL6FyACpbWPsv rKWhyTtVhLV62h0KDUAlMEiqjMBIFRKeNilqg2GYFOJPznyQztvz2v+X5P/5Fdfy GNAFESOFjX+/gZyzporPEo6M3QPgtQk5kiER4WWELdSkOROl9OLLuGYRl2bbkMeD AXUv92P3GPHYWhQuR3R3vtNJsC4miSDzxc+yJQD4N1Q+bxxcZzdeuk6pR3avnj6q A+GSNSdbH1scJgImWviYjNmeP6kkmQ5G499zg8/txvpA2Ap0klIbPcCkbSqTIPcR Gad3VyafmGso1qVTAgMBAAGjggIcMIICGDAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0l BBYwFAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYE FOm0TvaKoyY9GWq4fbpyqxfSXjwsMB8GA1UdIwQYMBaAFLu8w0el5LypxsOkcgwQ jaI14cjoMFcGCCsGAQUFBwEBBEswSTAiBggrBgEFBQcwAYYWaHR0cDovL3IxMC5v LmxlbmNyLm9yZzAjBggrBgEFBQcwAoYXaHR0cDovL3IxMC5pLmxlbmNyLm9yZy8w IwYDVR0RBBwwGoIJaXRtbWkuY29tgg13d3cuaXRtbWkuY29tMBMGA1UdIAQMMAow CAYGZ4EMAQIBMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYAGZgQcQnw1lIuMIDS nj9ku4NuKMz5D1KO7t/OSj8WtMoAAAGQE3O5PgAABAMARzBFAiAr/T6PJ5v2AZ8I cIWnmCspwH/uGIAOFEx4QiHkOFbtDAIhALsPEaz0NHm8HO9nl9B4Rwylst5HPmgi cyztOZ4CSApYAHYAdv+IPwq2+5VRwmHM9Ye6NLSkzbsp3GhCCp/mZ0xaOnQAAAGQ E3O5egAABAMARzBFAiABgeRQIcjK06R3AmRAXDNKOBklyMh45nKH6QzttkNvlgIh ANH/spm1yBOnUyaa4yDrzbgrNku7+m/wek+Uhka5v+55MA0GCSqGSIb3DQEBCwUA A4IBAQDFsEj3aXfbcnvoKuWOCsWufdsQZch8T7LKLt4JC06P9eSVTb2lqmj8sLj8 L6ATIX6k/rVrYw+ceagbGC2v7b1efIQzp27TO6ZdZ9ZVPV201NJ3fxlLs8nYllIA TUGCQ0S7RjQoHZ9msv1XlXAbd2SiyqiAxaOrZz2AfN1oscULyEy+srJZsm67L/IV X1wsFdyK/C1d/pYSPgX0G8ApJkV8Bip/Izq43iHlI3iK3XlfiHAjqP00HPknOJmD k9ciBEZWCoI1VUpk+C49iaqAVgR7w9ky0XaTvHclmq9bXf0QCdGIkQodlSS6bhOP RW5R3RD9bM2QxUlpGy5Bv4dMtFrJ -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxfookNZcVnfNmUm6IfKM reb1njfAYgzK57bDwYRJ4LbXQyJyELHNsuyBsS+hcgAqW1j7L6ylock7VYS1etod Cg1AJTBIqozASBUSnjYpaoNhmBTiT858kM7b89r/l+T/+RXX8hjQBREjhY1/v4Gc s6aKzxKOjN0D4LUJOZIhEeFlhC3UpDkTpfTiy7hmEZdm25DHgwF1L/dj9xjx2FoU Lkd0d77TSbAuJokg88XPsiUA+DdUPm8cXGc3XrpOqUd2r54+qgPhkjUnWx9bHCYC Jlr4mIzZnj+pJJkORuPfc4PP7cb6QNgKdJJSGz3ApG0qkyD3ERmnd1cmn5hrKNal UwIDAQAB -----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 336993074937214597118195981722386543696825 . . . . . . . . [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 'R10' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-13 20:14:29 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-09-11 20:14:28 +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 'itmmi.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 24992303812566232113970492664234176368640170816477080072296823973276974067366839207540792427493533054267689222751318022808748751094724288516145790583587625793035674941240080287989893540389402851114148065103447317307568851935645605107333775840473407680797999857856595373699424087158484462009530744587054646356228491011796724396222138377821140957705908731953391471207057174985693486957712865696838561673592377829898045251079030141613850142582642838290521411411453803278500169354595690441179298446364673579678192028744108746146589803860011224487711550317670037072535698081609745550552507902117277410195313347668605314387 . . . . . . . . . . . . . . . . . . . . [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) e9b44ef68aa3263d196ab87dba72ab17d25e3c2c . . . . . . . . . . . . . . . . [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 bbbcc347a5e4bca9c6c3a4720c108da235e1c8e8 . . . . . . . . . . . . . . . . [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 (75 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://r10.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://r10.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 (28 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'itmmi.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.itmmi.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f00076001998107109f0d6522e3080d29e3f64bb836e28ccf90f528eeedfce4a3f16b4ca000001901373b93e000004030047304502202bfd3e8f279bf6019f087085a7982b29c07fee18800e144c784221e43856ed0c022100bb0f11acf43479bc1cef6797d078470ca5b2de473e6822732ced399e02480a5800760076ff883f0ab6fb9551c261ccf587ba34b4a4cdbb29dc68420a9fe6674c5a3a74000001901373b97a000004030047304502200181e45021c8cad3a4770264405c334a381925c8c878e67287e90cedb6436f96022100d1ffb299b5c813a753269ae320ebcdb82b364bbbfa6ff07a4f948646b9bfee79 . . . . [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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