DV SSL/TLS Certificate for blog.midundo.com

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the blog.midundo.com DV SSL/TLS Certificate

This certificate with serial number 05:25:cf:c8:ef:26:ee:b0:2c:1d:26:5c:bf:40:06:97:b8:87 for blog.midundo.com was issued on by Let's Encrypt.

This DV SSL/TLS Certificate is currently within its validity period but we haven't checked the revocation status of this certificate, you can do this simply on revocationcheck.com. We have found some issues with the compliance of this certificate, they are be shown below. We hope this DV SSL/TLS Certificate review for blog.midundo.com provides you with the detailed information you were looking for.


We have identified some issues with this certificate:
  • 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)

Let's Encrypt

Organization: Let's Encrypt
Country: US

This X.509 certificate will expire on

Certificate Details

Serial Number (hex): 05:25:cf:c8:ef:26:ee:b0:2c:1d:26:5c:bf:40:06:97:b8:87
Serial Number (int): 448428070739955576792376005720376557942919
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 4c:60:c0:6d:76:59:34:19:41:a1:78:ad:8c:03:c5:79:4f:6f:01:36
Authority Key Identifier: bb:bc:c3:47:a5:e4:bc:a9:c6:c3:a4:72:0c:10:8d:a2:35:e1:c8:e8

Fingerprint (SHA-1): 60:0d:54:64:90:c5:ef:a5:0b:24:90:b9:2f:12:f2:b2:f0:ac:a8:cf
Fingerprint (SHA-256): 88:73:93:41:91:f2:7d:32:ed:90:73:59:1f:fc:0e:ea:54:8e:38:7b:00:c7:2b:dc:27:61:5d:d9:4e:56:f0:35

Issuing Certificate URL: http://r10.i.lencr.org/

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/8.crl

Check the revocation status for certificate blog.midundo.com
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for blog.midundo.com

Public Key Algorithm
RSA
Key Size
4096
Signature Algorithm
SHA256 with RSA
Key Usage
Key Encipherment
Digital Signature
Extended Key Usages
Server Authentication
Client Authentication
Extensions
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

blog.midundo.com

X.509 Certificate

The complete raw X.509 certificate details for blog.midundo.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----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-----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 448428070739955576792376005720376557942919
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'R10'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-07-21 01:31:16 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-10-19 01:31:15 +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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'blog.midundo.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
 . . . . . . . . . . . . . . . . [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 879598355215250909409549890737686493154509276655370296071523876897686088504664013329052647137871930285748360422532878357477846062889041646472893886025199035275140023209222017304885388243917982960278877524717655266383153657987750028383966579247160594576351789578751280506003341009978921426929636188577499822417465022921066781711646571382425170949762448132068726693726839505281524215072683082282399907324626428125527486511050865681436468038420335359299647678547478967774402294962655170923073852921030977050370448020955593297962020843415870094957176517985079151896970351085033650729917286525080169370791667455881951843486582472213581013944011412111567555956580435703319653171465104227161026734769004669294780849223151106443999343880736709140720806636838737411142658017991874486799469061193159181064174047096431831031511219038739660692684952451558133002919081851012016356511622963045001181486828701405690801072205360449958657904939078748496696249971498889308889846725205048618883662862882409735204260930102000870869662681725476125524775321615723010601965433517043295915119779852728485252261545117215980889104632547938016256361719316316365335742820599088789911428517109742015407410440146785434368148941816896813804865259970513404285852801
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.3.2
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.19
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (22 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
							4c60c06d7659341941a178ad8c03c5794f6f0136
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.35
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (39 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.48.2
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'blog.midundo.com'
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.32
 . . . . . . . . . . . . . . . . . . . . [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
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.29.31
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (38 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|true] OtherName 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://r10.c.lencr.org/8.crl'
 . . . . . . . . . . . . . . . . [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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700ed3c4bd6e806c2a4a20057dbcb24e23801df512fedc486c5700f20ddb73e3fe0000001982ad0d9820000040300483046022100850ee8f6b246821b4b78bd712994c3514e45ee3bf2fa2f47607e81b0740e7712022100c37ed64ca5fea473776cb18ff8d9d4f969ed7c6be3e176b603604b5b27e7f7df00760012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a000001982ad0d9810000040300473045022003725b03ff0527f9ec666fbbed0e5ed9e31eb655e81c92d9819728fe04050557022100c9aec557f334ebba8dbd401303411f7be20ad6666f27eec4af72d5aaeacd2ea5
 . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.113549.1.1.11
 . . . . . . . . [c:0|t:5|false] NULL []
 . . . . [c:0|t:3|false] BIT STRING (2048 bits)
		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