www.astrid.co

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:38:dd:1d:f6:e5:ff:29:73:5b:30:6a:dc:02:4f:eb:ee:f4 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.astrid.co

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:38:dd:1d:f6:e5:ff:29:73:5b:30:6a:dc:02:4f:eb:ee:f4
Serial Number (int): 280686585314225638314028438144239482433268
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d4:1c:64:40:9e:ce:bd:7d:91:7f:04:0a:47:6e:6f:b0:04:15:ee:7c
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 0f:b2:7b:6d:86:b4:5e:6f:e8:de:c0:bd:d1:0c:6c:62:91:0e:8c:78
Fingerprint (sha256): c1:65:1a:50:bd:2e:f6:83:94:cd:3d:9c:a8:22:af:cc:77:e8:50:11:74:1e:93:23:a1:1a:b2:ae:22:8a:c7:f2

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.astrid.co

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.astrid.co

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.astrid.co

Other certificates including the domain name astrid.co

(limited to 100 certificates)

Certificate

The complete raw certificate details for www.astrid.co in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEAoUpxeWF+/fAZe2qNdPJH
tPBVySx5dF3evFHn1p7b5L07FQf10dTj7LXUR4ZYQxNxbupT7MSItf51yzYj1H8n
ZVPgDA4nE2N740ZAFpiVN9vZiRh7kQJtumkBwKyuPOXnAUBUDbP2WpTtmhINS519
Dh6uaAtU/QeTHhEh6ZK3srr507yNtDpBS3tMMvwCUZsRfb5coL1+Pei6rCbQB/IQ
VrzXuo7i6T3tC66HPvL1gbwSQ7JA7vUf0xAnVk3TRWjzJi2kSyildhIuxjT5J3NF
Ikg6RimdX03mWE/C3lHcYBYs/98Ply8p3/U/guKbFIeGahw5AAt1CRIlhoL0Cwgy
e2fBOtkXSzw/GYqmmOMRYPPBablv8neT6D5dH/3VPeKHRUZsIGO+FRCUZstWYYHW
NsigaJeRi8kHyXx01liPBsk5aCTOonJJFMdHRQ2kP/yJ8f9J74fyS4IUeWMiVKTb
tOedPr38dOZCwyDXm9u8XKQInU0MOclCi5VcP+HDbdxgtonuvwmxysihbOO0SnZ6
3ZtSr5kZNB6wJsQju295RfQiFUVNYlk5WZzBe64J5hIERHtInes2ZgD1O1MKfdC6
CI8DZUqQGc6PqUCq2CZuwrv26ukwoxtDekcU0qXj8Ja/uQwb1u4oVTd6qjFuh0b+
DY1AqV0uPljIeorKW3pxkHcCAwEAAQ==
-----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 280686585314225638314028438144239482433268
 . . . . . . . . [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 2019-07-27 16:24:39 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-25 16:24:39 +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.astrid.co'
 . . . . . . . . [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 658009030878710806793426965669671705696601522622303363816676419747613553807895398385869351143783835332017547214375467532571670888418607635978328469072547517527936014030955633630264906257846369536135404593992564956857882698160585075562341206796949148458802412524763324198611256447794534477895067283497686381034339254479916010201869961736169515627613141688671129988017875217992104582718956023909197377788631681769356019834353217304791028144376526680664154439171159832218252641142118085436769058530560557577782080062591950551289700694302828061048894172554443430381172122837375813125116109078246863201241409702526080940036062976299630157826830657745181605123777225784742423511032404003596170428923411926007433659849843372076451806542824667273182060133844475452724841584001094135823824195356372346844982225357608323027134865228496547620827822513467354881771354526795112765085259076801229109261760333361173887695322122968503866333073996744297446033465140913498644757439620636579092462626276204025478696642538580567715759182431411901986773417448636891590441247305049688892636757244931635363887901792045064954556884986701160050425285456276204417448088561660333283228893563033361222045206918478764570003787220596757704148736598699731085004919
 . . . . . . . . . . . . . . . . . . . . [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)
							d41c64409ecebd7d917f040a476e6fb00415ee7c
 . . . . . . . . . . . . . . . . [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 (17 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.astrid.co'
 . . . . . . . . . . . . . . . . [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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0075006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c34768a7b0000040300463044022073b87a0de68433c6a14bac908aa257ac7d80240fae5c7a4448609db6d29f2c50022001dae1da6ae2561b6dffd9c2069c171aac0b5db45234d0982b753f7c27667c46007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c34768c3c0000040300473045022100f9395c963e8ea6bd048165831c9a14e2069f3f8cc00aed4d2209357ccb2f47bf02204de9b8657692d2fc54601e92fe87c91d337730f169eb9d26338719f21f97b10f
 . . . . [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)
		0076421179dd47df4d693e0f57cc3d980ba94612741bc798a368b442af06f25aeaa5e19ffda9beebeedd2a0137fdaf1e75fba6a0f796b52048469b2ae1970f0e22dbcef28486dfd6d9ece92dcd562307cbe9cfb2579a7b352bcd99e535b9988e68d34197bf7a2ec3e337f68bbd259ee25fcf6fd2f132d68d27f578ae11fdd5e6e0d0e5a5d88c9e53dd6c823076b612b4b8f3a4a51b588492b141a068564f17d212a41af4bdac5544458eaf30e6be2e267016db0ce1a895f49809afe97de61fa0514477774bb23e76cd6c0b90c94356d335c23954ceeb47b464ae12e86238693e014591135c5291f00c1c0ebdd3d203201e6212ae6c0db52b285cebc04f51a51e55