DV SSL/TLS Certificate for www.swib.work

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the www.swib.work DV SSL/TLS Certificate

This certificate with serial number 06:e1:1a:ae:14:6e:98:ae:6c:55:f4:40:25:f1:06:08:25:72 for www.swib.work 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 www.swib.work 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): 06:e1:1a:ae:14:6e:98:ae:6c:55:f4:40:25:f1:06:08:25:72
Serial Number (int): 599272711949726969567494643492677696890226
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 72:c3:0b:4d:af:fe:c5:4c:46:f3:36:99:c5:7a:bf:33:26:81:23:de
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): 43:e1:09:f8:ff:6d:e3:b4:5f:a2:b4:1e:64:fa:8f:26:9a:e6:91:87
Fingerprint (SHA-256): d8:f3:c7:58:55:3e:1b:68:fc:7c:50:78:cb:c7:12:5e:63:ab:ef:7c:11:25:18:97:1c:3d:57:bf:18:bb:42:dc

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

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/115.crl

Check the revocation status for certificate www.swib.work
1
DNS Names
0
Email Addresses
0
IP Addresses

Advanced Certificate Properties

Technical details of the X.509 certificate for www.swib.work

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
10
CA Certificate
This is not a CA certificate

Subject Alternative Names

www.swib.work

X.509 Certificate

The complete raw X.509 certificate details for www.swib.work in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA9wlCUT/qiaZWYcKWf5xb
+6PRoy+AztKNmHkJ/Kt95Ux+Wt0IRE+7fy1Cg9VrUSjgMZ2kFUf0g9W1txJd9UM2
cSIt6rPOMqY9F6lNicS7hyskaEogC/VK1zlht4OCK1P2J1/q8R5RzxsbFWJJKpq1
vkrPEn8WCx9cJRupjlDZ+1bxLDIzyNKcDKH81unMiujNoJAr2+ZCW49bDPpdvF+5
7VcyHFfT0fCGUBzh+oatbcIxRrTc+IzL334+8VJo597QvRUINpYNErmHDGVaoiqJ
9AYAkF0V0M+e4l4vv1PCTypblf1hwkoENUFhJOP7xCI227tWKH8bCFXzcun9cgXi
MwIDAQAB
-----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 599272711949726969567494643492677696890226
 . . . . . . . . [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 2025-06-12 18:40:51 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-10 18:40:50 +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 'www.swib.work'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 31185427135461638751076156792744424448403817876775594081145471763390018165187892420671225224146086750111276897657603495144774617258631854840846600159709109462510177815794947986046539602073513703124946917892291724712353730907498391480080162510007433267393366897969968162073592268722570799635205461200114620727816736346953464496179061761544558545610812472734183322138611241845583822705421574366322865653945638508247481939111086686026747212489476277339437883267180226176053213175682374676817456013917314524110405380658926564183872322215833329135791801508228127339761364449220201451250978241084719259727715118373925151283
 . . . . . . . . . . . . . . . . . . . . [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)
							72c30b4daffec54c46f33699c57abf33268123de
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.swib.work'
 . . . . . . . . . . . . . . . . [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 (40 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/115.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef007600ccfb0f6a85710965fe959b53cee9b27c22e9855c0d978db6a97e54c0fe4c0db00000019765a76e6d0000040300473045022100859108c6182d99bc7cf6fe360b29b14a2671967fd2286adc299c4db7f9362b07022049b3585313b2bcbca000d4d96d2ffe18dcc3a79fdbdd29cde3b39a2b2d924d2f00750012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a0000019765a76e6b0000040300463044022049119a81c14d6be19f3d53e417d18b3414a590127b2c64712348adfe3e38732d0220200e6137d2ea7239f2f394b2aa32d6794913fc1556ae7885192af6833522ff25
 . . . . [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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