www.flexlast.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:d8:59:dc:0f:1e:2d:14:03:b9:75:ee:92:84:55:fe:1f:e4 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=www.flexlast.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:d8:59:dc:0f:1e:2d:14:03:b9:75:ee:92:84:55:fe:1f:e4
Serial Number (int): 334957292953764123174476913550997669683172
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: fc:2d:b2:1c:36:07:57:6b:4e:cc:04:2a:b1:cd:ee:eb:18:2c:e4:4b
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): ee:06:4e:be:10:4a:79:f3:a6:23:d5:53:60:dd:ed:8b:26:bd:1a:7e
Fingerprint (sha256): 91:55:a0:10:54:33:05:c2:e0:7a:2c:35:88:95:54:88:c3:77:e5:17:8d:63:94:67:7a:7b:06:ec:de:ce:de:01

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 www.flexlast.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.flexlast.com

Public Key Algorithm

RSA

Key Size

4096

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

www.flexlast.com

Other certificates including the domain name flexlast.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.flexlast.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 334957292953764123174476913550997669683172
 . . . . . . . . [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 2019-12-16 14:38:56 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-15 14:38:56 +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 'www.flexlast.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 (4208 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 934959437310309286939390282696673861840060645273258938255303508508242414543716843684804404871940785322954602498770449369306398484832950191369475052680322378740127630810105363654499399284699478069305624217379823860783776141338545341664444163258080162800563944040379440007260353823445464277429298513569117516251928893644567589808704523395184498388261507935795414967410935302721210409351932629055798333556284551463880170198698864745356649505799348751522275900262914011369565561979127937458679578598720850524324344422803129610895473950377108039604752835132873111295995860004664194544826383117895417122529927233319812509967029745918205621165037020219965179976628139909866131012662123413887887096231632700882012504227506088857540360733941891813766018214023948603208951510832429072217869926681620793517355462165107859416349427291381037640906691044356910588251353013690458146447481768117094221590092593696203448326328049095323668162101882532332796717416733683878701742183781821006520451960144226999566743744455241196113749867032369278632974964313263035293811846220096148872431477453790334519361766118626725377475207440351606419249783132266524017347324346799807759308073130234907970629353923936600050589199228495928878276471594313397059262239
 . . . . . . . . . . . . . . . . . . . . [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)
							fc2db21c3607576b4ecc042ab1cdeeeb182ce44b
 . . . . . . . . . . . . . . . . [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 (20 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.flexlast.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007700f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016f0f5cc82700000403004830460221009e83d41b42719bcd4e76bc08fc5a2fc4180d822acb4367af1f17d2629635eda3022100d694559c0f2086120bdd7f0a10dbb87e83e1120fa59bd701860ea93956e2a36d007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016f0f5cc81b000004030047304502203eae412aff4f757185a873f7bac91112a137a7716ca7cb7ec9923d38c06a894b0221009d57533fde4e81c2f11a0ebd908af138daf5f5301370a1bd5e970198077495aa
 . . . . [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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