synergylynk.com

Issued by R3

About this certificate

This digital certificate with serial number 04:06:f8:a9:9e:a5:1e:05:01:01:91:a1:ae:73:ad:8c:20:ae was issued on by Let's Encrypt.

With 2 subject alternative names this certificate can be used to secure multiple fqdn's. 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=synergylynk.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:06:f8:a9:9e:a5:1e:05:01:01:91:a1:ae:73:ad:8c:20:ae
Serial Number (int): 350821367187393023681117799658720454254766
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: a5:b0:fe:6e:6e:15:47:69:af:9c:7e:93:43:f2:4f:d8:1f:43:b6:d3
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): 59:26:59:a7:e6:fb:7f:0a:ed:4c:78:60:dd:07:77:0e:c1:e2:8f:90
Fingerprint (sha256): 75:d1:b6:0a:5e:da:00:6b:47:f1:44:57:a2:58:4c:71:f7:d7:58:19:cd:77:4f:c4:fa:93:01:43:a4:83:2b:14

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

Revocation information

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

Check the revocation status for certificate synergylynk.com

2

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for synergylynk.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

synergylynk.com
www.synergylynk.com

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Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsHIv5yJSS/mk7o05cLo1
LHreClcFwS4BA2kuPUhpC8wtn3O4p8RmwYfUzc/c7pJvDc1CgGqAvkE3ffR2nR1M
fcccADXrnjmnrvXj1zdQq1uMwEBMp1y8Y9LXCcsO8WAR/X2J8ByDax768sFINmI1
U+52XqOtvjzwikUTmxSwWTXtliF3FrxTwML6HXKAwB776VLeLi+Kyerj0vArOskB
BzKc1oTMvAs1Q0zDh4yF2uJIE6gEbhAgU5RKM9VIKiAg2HdPP4NxYYdzQ776oHLX
cDvIeBdIyCfn/+jAFVKEBOBDgaAKeeg14ERMI5UklEHtnQ4OTREtzkzKyDgbFH7T
bwIDAQAB
-----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 350821367187393023681117799658720454254766
 . . . . . . . . [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 2024-03-09 19:45:28 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-06-07 19:45:27 +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 'synergylynk.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 22274249441801584151067313287096611891882556029901866001274485361097398511619930708423913816426687304789993749072746363775495461996132328295647765215485350505468502191337827695140696057472889175346325799104035263393749430111485586365158204324694945469870180973301958681556683513764947215122125010636889595406906739067241318182574069902353887809547573407806862780527194999574883302237641318275274831452345324249065311236626369037943583500065321286771005292154199234877590612476298923605051261392955239940611922226199742717364488502261255185851236713751757454909218688605034109983338395603352169252500896033806760203119
 . . . . . . . . . . . . . . . . . . . . [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)
							a5b0fe6e6e154769af9c7e9343f24fd81f43b6d3
 . . . . . . . . . . . . . . . . [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 (40 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'synergylynk.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.synergylynk.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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f0007600eecdd064d5db1acec55cb79db4cd13a23287467cbcecdec351485946711fb59b0000018e24f6ab33000004030047304502202fcb6fe954b0ab574f8038924ddc280f0104b1ade7cc80eaf5782dd8da7e5a2f022100d44fa1b94a6bf360189f7ba3a3e6825c7709d2cf754bf9c01d63788bb2570e6000760048b0e36bdaa647340fe56a02fa9d30eb1c5201cb56dd2c81d9bbbfab39d884730000018e24f6ab3400000403004730450220078582bdbd5b2c30e1c8d5a77d3a21c7b08d4dba4018a608e05fdb7897ad7c3a022100cb6a3ec7bff3b29669601f20b17d6a4fe8bf4c80ada49f8d6ae7ed7a9d252328
 . . . . [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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