m.28951.com

Issued by R3

About this certificate

This digital certificate with serial number 04:74:b4:e8:50:b6:6e:ed:fe:7e:d7:91:4d:4b:6b:0c:74:13 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=m.28951.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:74:b4:e8:50:b6:6e:ed:fe:7e:d7:91:4d:4b:6b:0c:74:13
Serial Number (int): 388162365579028938223429806484447214466067
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 31:0d:13:ff:35:44:da:c5:ab:c7:d0:0c:f7:64:e8:19:db:29:e0:de
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 4a:03:62:75:26:9a:eb:19:c5:9f:f7:ba:75:41:70:42:3f:73:36:2d
Fingerprint (sha256): d5:c0:72:34:68:18:88:a2:37:44:e0:4b:65:ff:65:fd:84:5a:31:b2:76:41:2b:18:11:25:e6:fd:e1:9e:80:a6

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate m.28951.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for m.28951.com

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

m.28951.com

Other certificates including the domain name 28951.com

(limited to 100 certificates)
28951.com
www.28951.com
www.28951.com
28951.com
28951.com
www.28951.com
31981.com
28951.com
www.28911.com
www.28951.com
28951.com
28951.com
www.28951.com
28951.com
www.28951.com
www.associazionemedici.com
28951.com
m.28951.com
www.28951.com

Certificate

The complete raw certificate details for m.28951.com in PEM and ASN.1 format.

Certificate (PEM)

-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA0+ELubxtuPOhGXSBUXXj
pv2WchGsNa9NdF85H7M1KBp/aVDIasmhLkZ8MJXVUN8tcn9TOgA2yEvWVDL9zMnW
j2jwGFaqtkeqgoeFwvXjZ899fi56dTU06lqDSxKLigFSgIa4tXRTAeyvHOPWlzMD
m5uOUBtlYowfYFD4DXyaXeTjbhNtwodNOoTvaSxxrjxNhU2pUUcy30m+LGUWIQYZ
HnWKKvV06myqPZ+VVV704nIu4VAw6LC91LjtNnohqeIZbqg931iutOb2TxKrFVOU
CQNlhi0a7GelqTrGjyYCPXORasKVp8YBPwpEpzh/jsP8LlBAEBcc7TClXsRzhZd5
l2tLoafI33WwJiAmfFeCS7hrwCeDPRZGL7KpIDEnNni/iDFw9mRdU+uWHNYyP1vW
hulgIbwtPy4fY+iz2HFxI+H1/CRRekgAQqJiZwAUF44CGNVnS/JPG8ZkMl9P9GHR
qfLE2uiy/dntiydrJd9gucyJHFiEbWDR/+/wUCRGXb/NDmNRhzmF2+ZpaAURCGBG
fecsLKt2YiMcrt/Kvp3th3kFuKe4za10rNpLl//4lYAGOW59BHE+aRrKFOgScOzR
17+WvdwHCybTtuFvRMxg/1YkiyJaCbqjNcKOdXyVuUfwC/IjGJlUI8w7NdrMgL8N
7SrjThoGmUJpkTl7mkTVs2kCAwEAAQ==
-----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 388162365579028938223429806484447214466067
 . . . . . . . . [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 2023-12-03 22:24:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-02 22:24:15 +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 'm.28951.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 864391252940759248793512315514728992435168138772433790341504646080519182448310725736804005274195638554802753276748870499280898009392125910925095249700726057420719622086352727134369136629743411514910275278471661661177473246987699983404445915912731205268619451828995215716312707514395537713075220487570900190898030873800874902556783574848662843734166901834514618572717886057910181470556431666673832028393023162017302176391665007975937302345490992580320015220905723550964371129282461859834076701889364486980052164669097703519029144950244374191325402445811441602096484636842943633872471117902021200454564830233329697909283580830175338031141417055557572618278401979658756997544540564961495542581779157438188651444633424446683752677498956495920984182568176677333399430640969384509399133114673237270702939598893951588852056129056753934380506137254912337729139372555947703496931265659962557721199566335894568345498256569525637419014229646032070660086914789954628223676375615271294100281855353073478739004458243441188189619825070366018826552056475155272805444632838411287925650674224198232347488933040662289702325396768723073708396366648343737908714917602636788547756795199353378895750892733555638750036397658895889335058454374722607447913321
 . . . . . . . . . . . . . . . . . . . . [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)
							310d13ff3544dac5abc7d00cf764e819db29e0de
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'm.28951.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 1.3.6.1.4.1.11129.2.4.3 (CT Precertificate Poison)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:1|false] BOOLEAN true
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (2 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:5|false] NULL 
 . . . . [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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