uk.cygnett.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:86:9a:56:6c:ce:04:ff:37:84:03:f1:70:d9:6e:6a:87:f3 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:
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=uk.cygnett.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:86:9a:56:6c:ce:04:ff:37:84:03:f1:70:d9:6e:6a:87:f3
Serial Number (int): 307139844818389990234174693162600865892339
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 4b:01:09:38:aa:b9:ca:8f:5e:50:59:e2:88:6f:c9:4e:c0:4d:4d:b9
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): c1:35:76:dd:80:ca:31:86:b5:44:0f:77:db:cc:44:d1:61:49:58:3e
Fingerprint (sha256): 40:31:aa:c5:48:ee:d0:fb:34:40:7d:46:44:83:dc:7f:2e:f0:0c:33:61:17:cd:a0:1e:44:89:46:ca:b1:ad:51

Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/

Revocation information

OCSP Server: http://ocsp.int-x3.letsencrypt.org

Check the revocation status for certificate uk.cygnett.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for uk.cygnett.com

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

9 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

uk.cygnett.com

Other certificates including the domain name cygnett.com

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uk.cygnett.com

Certificate

The complete raw certificate details for uk.cygnett.com in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwca3TTfJvj6VScGfMUXv
SH7PXcnBMHwEkiLkOAdQoHFP/nUC3RB7nbkQTzuyuPgZjwZy7b/xzfqUNVwoNxye
7q7r+WKMA0vmABSDnYvJjTQ6tva/9c1Di6K3lCrCQ0nWOvk+Lb0jvxV606JutUFA
Fgb0VYXne34bxHZ5UqC272wpLyx6d67HgYv02vzMiQTaR3X5SNbVEGFckKhYqC4n
zOrF3qvS2cD9oaIWN8j3tR26vEgMELGY2LAGlrVNMd2e2frpoMUTDLkDQX0mFFCr
Uqi/DjP2DExy3A2Ds0iEMdjXACQSLiKsEffa0FcR3B5ws8tbZB0yOvGPcwgoG/er
UQIDAQAB
-----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 307139844818389990234174693162600865892339
 . . . . . . . . [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 'Let's Encrypt Authority X3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-06 14:36:27 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-06 14:36:27 +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 'uk.cygnett.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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 24461983381055285310309032240040048511548294458409293513353975365898366452910623765777721217573024391859704864603982728934751852586348895638234717365795996673064326736394163236366919177617075176141587856105043044636827610635231648463096419609046615550327781489774800611784281479334674667806428965612583316636954612894976915981299813797693125000550303057680604086291013981535037363899934924287736282954642311887939293656650828449362851536491202382843535189863641649533854326134841669484985704505089467505656175734740620671354357498807840386572314009233571366343388090877696170378249005694898667783345327622870489606993
 . . . . . . . . . . . . . . . . . . . . [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)
							4b010938aab9ca8f5e5059e2886fc94ec04d4db9
 . . . . . . . . . . . . . . . . [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 a84a6a63047dddbae6d139b7a64565eff3a8eca1
 . . . . . . . . . . . . . . . . [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 (99 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://ocsp.int-x3.letsencrypt.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://cert.int-x3.letsencrypt.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 (18 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'uk.cygnett.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 (69 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 1.3.6.1.4.1.44947.1.1.1
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.5.5.7.2.1 (cps)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:22|false] IA5String 'http://cps.letsencrypt.org'
 . . . . . . . . . . . . . . . . [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)
							00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb273000001701b2534320000040300473045022003d0d9aa74d751bc583a1b5dcf33447cb18f776b9e21a337c0514dc6f0b34ea3022100c4d7a02ac6675f88cdfdf25ee01a72ca926598d537dff93077d54151398cc13f007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e000001701b25343d000004030047304502205957d80f6634e3c4f0f527675d5a0b7b2b88c1dba12909662fafe7611e44cef002210098e9b5dcb1081c12e574923199bb82d5e28ab046f5a4b10140a0f906405897fe
 . . . . [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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