b12rx.com
Issued by E1
About this certificate
This digital certificate with serial number 03:c9:45:72:73:84:d2:42:dd:1a:03:d4:c7:8d:f4:e5:e8:c5 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:
- 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=b12rx.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:c9:45:72:73:84:d2:42:dd:1a:03:d4:c7:8d:f4:e5:e8:c5Serial Number (int): 329825924542940697818704462236361435769029
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: 94:8f:6f:e4:ca:35:78:37:90:3a:21:37:65:ba:f4:7d:f9:2d:b1:2d
AuthorityKeyId: 5a:f3:ed:2b:fc:36:c2:37:79:b9:52:30:ea:54:6f:cf:55:cb:2e:ac
Fingerprint (sha1): 60:32:b4:7d:33:79:8b:89:4e:dc:f3:b8:c6:48:24:7b:38:5e:68:ed
Fingerprint (sha256): 9c:5b:ef:35:f8:b1:52:78:6d:b9:03:0d:13:30:5f:e0:22:68:09:e8:09:0f:34:13:8f:5c:5c:99:99:ed:91:8a
Issuing Certificate URL: http://e1.i.lencr.org/
Revocation information
OCSP Server: http://e1.o.lencr.orgCheck the revocation status for certificate b12rx.com
2
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for b12rx.com
Public Key Algorithm
ECDSA
Key Size
256
Signature Algorithm
ECDSA with SHA384
Key Usage
Digital Signature
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
*.b12rx.com
b12rx.com
b12rx.com
Other certificates including the domain name b12rx.com
(limited to 100 certificates)
careers.digitalzomads.com
b12rx.com
jobs.providerconnects.com
jobs.providerconnects.com
b12rx.com
careers.allthings-hr.com
careers.digitalzomads.com
careers.digitalzomads.com
*.b12rx.com
jobs.providerconnects.com
careers.allthings-hr.com
jobs.b12rx.com
jobs.providerconnects.com
jobs.b12rx.com
b12rx.com
jobs.providerconnects.com
careers.digitalzomads.com
apply.danby.ny.gov
b12rx.com
recruit.synergyconsultingifa.com
jobs.ydts.ca
careers.neis1.com
b12rx.com
careers.allthings-hr.com
careers.neis1.com
jobs.b12rx.com
jobs.providerconnects.com
*.b12rx.com
careers.allthings-hr.com
jobs.b12rx.com
b12rx.com
jobs.providerconnects.com
jobs.providerconnects.com
b12rx.com
careers.allthings-hr.com
careers.digitalzomads.com
careers.digitalzomads.com
*.b12rx.com
jobs.providerconnects.com
careers.allthings-hr.com
jobs.b12rx.com
jobs.providerconnects.com
jobs.b12rx.com
b12rx.com
jobs.providerconnects.com
careers.digitalzomads.com
apply.danby.ny.gov
b12rx.com
recruit.synergyconsultingifa.com
jobs.ydts.ca
careers.neis1.com
b12rx.com
careers.allthings-hr.com
careers.neis1.com
jobs.b12rx.com
jobs.providerconnects.com
*.b12rx.com
careers.allthings-hr.com
jobs.b12rx.com
Certificate
The complete raw certificate details for b12rx.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIDgTCCAwagAwIBAgISA8lFcnOE0kLdGgPUx4305ejFMAoGCCqGSM49BAMDMDIx CzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQDEwJF MTAeFw0yMzEwMzAwNjM2MTJaFw0yNDAxMjgwNjM2MTFaMBQxEjAQBgNVBAMTCWIx MnJ4LmNvbTBZMBMGByqGSM49AgEGCCqGSM49AwEHA0IABFmRJXrjsjpF9EMPzpR0 IxYKhWPlTLW9N3mC2Z4BXRYCvRjKxYzlUWrhpHGjcD59I93GHLS1gDw11t5ir5EP hVGjggIYMIICFDAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0lBBYwFAYIKwYBBQUHAwEG CCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFJSPb+TKNXg3kDohN2W6 9H35LbEtMB8GA1UdIwQYMBaAFFrz7Sv8NsI3eblSMOpUb89Vyy6sMFUGCCsGAQUF BwEBBEkwRzAhBggrBgEFBQcwAYYVaHR0cDovL2UxLm8ubGVuY3Iub3JnMCIGCCsG AQUFBzAChhZodHRwOi8vZTEuaS5sZW5jci5vcmcvMCEGA1UdEQQaMBiCCyouYjEy cnguY29tggliMTJyeC5jb20wEwYDVR0gBAwwCjAIBgZngQwBAgEwggEEBgorBgEE AdZ5AgQCBIH1BIHyAPAAdQDatr9rP7W2Ip+bwrtca+hwkXFsu1GEhTS9pD0wSNf7 qwAAAYt/gvsWAAAEAwBGMEQCIEKenaERYmabDYbzFTv+6TYHoBAT38S6rtu7DWaf FzZZAiAyuyAGqD6rkYTZShszeFmr5BYJaCllFlZAftvB1wPYYgB3ADtTd3U+LbmA ToswWwb+QDtn2E/D9Me9AA0tcm/h+tQXAAABi3+C+xkAAAQDAEgwRgIhALM6q5/D Y4uQni8pzBMnv39YRC+uR1KLEsWGWg7jb8YwAiEAvLitvTeA+rdLpJdCesPMhcad oRTTlrvYONl7YR4y6MwwCgYIKoZIzj0EAwMDaQAwZgIxAOHy5kukRErXP6VtNK8a z1ed1AC84cNv/s7hdBirZUIZDnW9dfu3ZSAnDdqVG529UAIxAIo9BmLRfFUnp9WX s+ke/qhjXgkhjdNQeWDfZp2ofhNOPWoLcQnMZXkgyzGhSC+a+g== -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEWZEleuOyOkX0Qw/OlHQjFgqFY+VM tb03eYLZngFdFgK9GMrFjOVRauGkcaNwPn0j3cYctLWAPDXW3mKvkQ+FUQ== -----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 329825924542940697818704462236361435769029 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . . . . . [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 'E1' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-10-30 06:36:12 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-01-28 06:36:11 +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 'b12rx.com' . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey) . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1) . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits) 00045991257ae3b23a45f4430fce947423160a8563e54cb5bd377982d99e015d1602bd18cac58ce5516ae1a471a3703e7d23ddc61cb4b5803c35d6de62af910f8551 . . . . . . . . [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 (1 bits) 0780 . . . . . . . . . . . . . . . . [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) 948f6fe4ca357837903a213765baf47df92db12d . . . . . . . . . . . . . . . . [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 5af3ed2bfc36c23779b95230ea546fcf55cb2eac . . . . . . . . . . . . . . . . [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://e1.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://e1.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 (26 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '*.b12rx.com' . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'b12rx.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) 00f0007500dab6bf6b3fb5b6229f9bc2bb5c6be87091716cbb51848534bda43d3048d7fbab0000018b7f82fb1600000403004630440220429e9da11162669b0d86f3153bfee93607a01013dfc4baaedbbb0d669f173659022032bb2006a83eab9184d94a1b337859abe416096829651656407edbc1d703d8620077003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018b7f82fb190000040300483046022100b33aab9fc3638b909e2f29cc1327bf7f58442fae47528b12c5865a0ee36fc630022100bcb8adbd3780fab74ba497427ac3cc85c69da114d396bbd838d97b611e32e8cc . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.4.3.3 (ecdsaWithSHA384) . . . . [c:0|t:3|false] BIT STRING (832 bits) . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . [c:0|t:2|false] INTEGER 34776707277368112582500682116953789582159181950740166457167909061325284477830024679709190691264990240018299594063184 . . . . . . . . . . . . [c:0|t:2|false] INTEGER 21276833804030560244539502699535436237604854217009631512646271896006422706852989518104526830729495769381058120751866