www.gutschan.com

Issued by Gandi Standard SSL CA 2

About this certificate

This digital certificate with serial number 9a:ea:8c:64:89:32:d8:f1:3e:e1:ea:63:8d:83:e9:39 was issued on by Gandi.

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:
  • KeyUsage contains an inefficient encoding wherein the number of 'unused bits' is declared to be 5, but it should be 7. Raw Bytes: [3 2 5 128], Raw Binary: [00000011 00000010 00000101 10000000] RFC 5280 Section 4.2.1.3 describes the value of a KeyUsage to be a DER encoded BitString, which itself defines that all trailing 0 bits be counted as being "unused". (Where ITU-T Rec. X.680 | ISO/IEC 8824-1, 21.7, applies, the bitstring shall have all trailing 0 bits removed before it is encoded.)
  • Subscriber Certificate: commonName is deprecated. (BRs: 7.1.4.2.2)

Certificate Subject

CN=www.gutschan.com

Gandi

Organization: Gandi
State / Province: Paris
Locality: Paris
Country: FR

This certificate has expire since

Certificate Details

Serial Number (hex): 9a:ea:8c:64:89:32:d8:f1:3e:e1:ea:63:8d:83:e9:39
Serial Number (int): 205918956318395873870417323288592378169
Serial Number lenght: 128 bits, 16 octets

SubjectKeyId: d0:43:58:26:23:51:56:97:6d:97:b8:cc:03:f2:82:f0:71:c9:2b:b8
AuthorityKeyId: b3:90:a7:d8:c9:af:4e:cd:61:3c:9f:7c:ad:5d:7f:41:fd:69:30:ea

Fingerprint (sha1): 28:2e:61:f4:bf:84:57:1b:4b:cd:f5:c5:bb:54:bd:0c:0d:79:a4:82
Fingerprint (sha256): 1b:2b:59:a2:13:61:99:b2:1e:0b:ec:7f:68:d2:bc:35:cc:22:c8:8b:e5:b1:da:0e:24:a3:c4:15:fe:8b:23:ba

Issuing Certificate URL: http://crt.usertrust.com/GandiStandardSSLCA2.crt

Revocation information

OCSP Server: http://ocsp.usertrust.com
CRL Distribution Point: http://crl.usertrust.com/GandiStandardSSLCA2.crl

Check the revocation status for certificate www.gutschan.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.gutschan.com

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

Extended Key Usages

Server Authentication
Client Authentication

Extensions

10 extensions
No unhandled critical extensions

CA Certificate

This is not a CA certificate

Subject Alternative Names

www.gutschan.com

Other certificates including the domain name gutschan.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEpgbzReKRKYDK3Ppyq6UThKYmp/CF
ZTmwY/AZdYo5FWGfOawi3PWFhPiVLoUEKVRwR0NqKQ7yiDuslEbIRWrk2g==
-----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 205918956318395873870417323288592378169
 . . . . . . . . [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 'FR'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.8 (stateOrProvinceName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Paris'
 . . . . . . . . . . . . [c:0|t:17|true] SET, SET OF 
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 2.5.4.7 (localityName)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:19|false] PrintableString 'Paris'
 . . . . . . . . . . . . [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 'Gandi'
 . . . . . . . . . . . . [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 'Gandi Standard SSL CA 2'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-03-19 00:00:00 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2021-04-18 23:59:59 +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.gutschan.com'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004a606f345e2912980cadcfa72aba51384a626a7f0856539b063f019758a3915619f39ac22dcf58584f8952e850429547047436a290ef2883bac9446c8456ae4da
 . . . . . . . . [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 2.5.29.35 (authorityKeyIdentifier)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:0|false] OtherName b390a7d8c9af4ecd613c9f7cad5d7f41fd6930ea
 . . . . . . . . . . . . . . . . [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)
							d0435826235156976d97b8cc03f282f071c92bb8
 . . . . . . . . . . . . . . . . [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)
							0580
 . . . . . . . . . . . . . . . . [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 2.5.29.37 (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 2.5.29.32 (certificatePolicies)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (68 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.3.6.1.4.1.6449.1.2.2.26
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 'https://cps.usertrust.com'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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 2.5.29.31 (cRLDistributionPoints)
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (58 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://crl.usertrust.com/GandiStandardSSLCA2.crl'
 . . . . . . . . . . . . . . . . [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 (103 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 (caIssuers)
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:6|false] IA5String 'http://crt.usertrust.com/GandiStandardSSLCA2.crt'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [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.usertrust.com'
 . . . . . . . . . . . . . . . . [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.gutschan.com'
 . . . . . . . . . . . . . . . . [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)
							00ef0076007d3ef2f88fff88556824c2c0ca9e5289792bc50e78097f2e6a9768997e22f0d700000170f0577a5e0000040300473045022018c0564f926293e13615bfff6a9f36cceed8fd1f3d4af27f7332401fe60b4800022100b47f087160aa628b1cb89472973ad3b4be3387c6059bd5bee8d0af6771a22dc50075009420bc1e8ed58d6c88731f828b222c0dd1da4d5e6c4f943d61db4e2f584da2c200000170f0577a2f000004030046304402202c1dc6f02ad6f0a1ac2f77a0ee26607955d17d48d486ede393fa490fbdd7df0102201562c222cb2c969a1faa3ea5a7d6d71418c3c028b9cea859b59865f5840fb670
 . . . . [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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