DV SSL/TLS Certificate for swib.work

Certificate is witin its validity period

Issued by Let's Encrypt (R10)

About the swib.work DV SSL/TLS Certificate

This certificate with serial number 06:35:9f:70:10:ae:19:31:91:12:95:f0:04:5b:e8:c7:d6:84 for 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 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): 06:35:9f:70:10:ae:19:31:91:12:95:f0:04:5b:e8:c7:d6:84
Serial Number (int): 540920610164261226951393753764957667186308
Serial Number Length: 139 bits, 18 octets

Subject Key Identifier: 00:79:97:e8:e7:9a:bc:2b:a5:58:81:4a:96:7d:ac:e9:fa:15:86:bd
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): f9:f3:01:1c:ca:fe:5f:ce:86:d1:f4:1d:2e:49:4c:74:82:76:67:9a
Fingerprint (SHA-256): ff:ef:07:76:96:d2:95:c6:e4:c2:58:7e:2b:7c:44:b4:cf:52:78:de:06:22:2b:8a:ea:0b:ca:07:3c:d1:a6:fe

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

Revocation Information

CRL Distribution Point: http://r10.c.lencr.org/5.crl

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

Advanced Certificate Properties

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

Public Key Algorithm
RSA
Key Size
2048
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

swib.work

X.509 Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAlb2540LEZhFvBzW9mu7t
Wk2SnKSEml7E5Q6ibEdxPlDRQVh0OTlGxAGq4P1Y2YBqzAOfBNzqT2D9khQViROw
b3q3eRQua3OtsHMFeKePvWWJYgDSmC4CjQf42McpHEm1MyK12mbPFxgpvKRzq4ZJ
5jhK5HzdtqwB9JkDaMrv7FKpoqFRtCIrHDOLrzpFjpvIGbnowLXFOtpt9iqFh6NN
nShTYSOn3n8eZ2Xm3E/E2G/9JgtSMf60v2NaLn6mEzgoDd+WulC9EzUFx+Za06eF
S3cnS79xSDaF/kNgpls6ae+9+IqMNlycF+UbcdXJZOUJ746aqn5PKfNfwOtydzDE
OQIDAQAB
-----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 540920610164261226951393753764957667186308
 . . . . . . . . [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 2025-06-26 23:54:58 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2025-09-24 23:54:57 +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 '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 18903064878608175776083421306870358947127183654710592946095167736381058254585715802217925962030475395431169490245270695062464728954147460693097401227330702329758853435774485729099712763153087766355444034131375069345780659599656135466905062178514357243457892033882233114894999598834836075917142669623993944208851098541253568264843017978313389900037730980724973170064612684722618516232763871281233734205954284614675066244403632059779364489937360841466611717260145949159382932531779348545798742394453688731014057802103142577124162466771899546231645928045960443102654582463917472632599001225879530614556074607614037640249
 . . . . . . . . . . . . . . . . . . . . [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)
							007997e8e79abc2ba558814a967dace9fa1586bd
 . . . . . . . . . . . . . . . . [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 (13 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String '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 (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/5.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)
							00f10076000de1f2302bd30dc140621209ea552efc47747cb1d7e930ef0e421eb47e4eaa3400000197aee00dc6000004030047304502204d7a2bed76a7ecd528843f9a02c925bd1a3565d05021e5c222657684bf479301022100bced1e05694608f1376a5555da34fb5fa0ce1a85bc5a9e0b62bb63ecca94d56f00770012f14e34bd53724c840619c38f3f7a13f8e7b56287889c6d300584ebe586263a00000197aee0155c0000040300483046022100a5009adb32f900b1ede090daef87d4851340b8822c900ae1e52fd883f55dbf6c022100d6e9ef7a482caf3967136a78b8c85c756423781ac868701186d66e8895c22a5d
 . . . . [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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