www.fotonio.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:14:07:b0:ca:40:ae:b0:84:cd:1a:37:ce:ac:ad:96:2c:80 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.fotonio.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:14:07:b0:ca:40:ae:b0:84:cd:1a:37:ce:ac:ad:96:2c:80
Serial Number (int): 268152727676088511878251495612747062062208
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 5f:ce:fe:3b:5c:04:4d:b6:2e:6e:2a:5d:c9:92:1f:25:1e:a2:4e:19
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 44:0e:90:f3:d1:28:85:04:10:4d:a0:11:ab:a2:ec:d8:b3:6d:c8:ae
Fingerprint (sha256): 4f:c9:9a:ab:d7:ad:bf:a1:40:63:14:e4:4c:96:25:37:d5:15:10:9f:aa:31:82:28:a0:de:4c:d1:d8:b7:6b:81

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.fotonio.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.fotonio.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.fotonio.com

Other certificates including the domain name fotonio.com

(limited to 100 certificates)

Certificate

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

Certificate (PEM)

-----BEGIN CERTIFICATE-----
MIIGVTCCBT2gAwIBAgISAxQHsMpArrCEzRo3zqytliyAMA0GCSqGSIb3DQEBCwUA
MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0xOTEwMTIxMjIxMzdaFw0y
MDAxMTAxMjIxMzdaMBoxGDAWBgNVBAMTD3d3dy5mb3RvbmlvLmNvbTCCAiIwDQYJ
KoZIhvcNAQEBBQADggIPADCCAgoCggIBAK76erBsYNIR5MQ1UoyurUjDh2tzP0EX
WaJkOtcItlD+D1zHFVl13zvjEyq5WZPB6GsdW64xYNrPRXF1yUV23jp4BxkT55qq
5E6g31r1j93V+XldUcfSVtsY7RuXZF1wE6ZOKKVB57TFFSvMsygLH8kP81vkxzNR
EMVrCMBZH5x3yfh2sQh+J22LXkM080JAU0tVlHcbkNBxXUuNrbMbMtnh7B7cN8q2
2ZvccE237OeSupVQvYQw+S5lhy7o+qJVJioEwf/HeN9gAMVFJvgs2SvnX+5gEe6a
A2e6PThIsL/x/SAVCse5V1ZR0PneF04b0X/Iyt+7vkJzSYqFmZCg8H7YhN+LAtIh
R9t7Up3ndESXED9CvRUTUyK85BYGPOdhiQxPKL+K+KWHmvNGyM3Q7a3CGVBKbtma
/XrRU86ltBmXjAbo8eJtiUBlbotNXThWoB3yyFGKlfCtx2PGUOkjZowg++ONfdXV
7jX4tNg1sRM2thtaGpLX6lV6bByRPavAIZEsIyysXewgfCvu4RRsfsm0nmralneT
a7P0UASHMNKWIZi8oU7xsJ7Csk+mOO/nOdulZAUD86j0OPFpltN48eZjMlq0jRkn
uTCZCK0NH5bDSimztgIiGtr1spTihuFaE9EUVqUkmZ3Q75sK9pQd/08pPZd+kJgA
93514I+1pUUxAgMBAAGjggJjMIICXzAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYw
FAYIKwYBBQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFF/O
/jtcBE22Lm4qXcmSHyUeok4ZMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/z
qOyhMG8GCCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50
LXgzLmxldHNlbmNyeXB0Lm9yZy8wGgYDVR0RBBMwEYIPd3d3LmZvdG9uaW8uY29t
MEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUH
AgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5cHQub3JnMIIBAwYKKwYBBAHWeQIEAgSB
9ASB8QDvAHYAXqdz+d9WwOe1Nkh90EngMnqRmgyEoRIShBh1loFxRVgAAAFtwCG0
jAAABAMARzBFAiEA87Byvy4yNsr5a+0vOxYXCxe8ydNibO/SI9YW3Eb28PwCIHdL
pvitgeEDk3QzAKL5xFRsT+b1RZUr8HtjBG9kmqR2AHUAsh4FzIuizYogTodm+Su5
iiUgZ2va+nDnsklTLe+LkF4AAAFtwCG0eAAABAMARjBEAiBqnXpJASa8+S+EzLV7
FjwSgcVRujb0cCewbHdfwENpagIgELEKzLcvA1oKHBsQ/O/cnIDD0hyIAV9skNdB
JSD3K+swDQYJKoZIhvcNAQELBQADggEBAIzLMYnVptynVuU1l7quCWyY5768OLqz
vrKjhzXwlrcZkTlObuaF3APSDMfJKnUutYyO16W5daOR5hEB/DFGfPKRa9FMtd5j
U6ZTibF5bU+vIfFeC403vVr9a4x66kRKC1Zsnb/ECq7B3WKDZpXbbAjoGvwiuAg6
KsbIUKdNzFkzZHozU5Ju7IODP1YhjeYJIALHaSue4piCBIzwpuJ9UHM4OewclqqU
zkK2Dqi/2C1yDSMd8eMRD8wIWvivyj1D7lNLIt5piei8sOtw8dnp/8XD3q2MeUA/
IHYW0u0/EExVBUmqfa291vhV0/I3ucOZQRvIX8TsNN7hEMVwzkl0AJ0=
-----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 268152727676088511878251495612747062062208
 . . . . . . . . [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 2019-10-12 12:21:37 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-01-10 12:21:37 +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.fotonio.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 713849732698042881891519386558954939101261063463562137602242692416005562293069280043788617536026318821985712715722993960115970746949791921623357571267415549073920472028101115141137926526620289061084179090150062214734181244095959903237718124502865609843847938958881203454679853795065766510899326894203823729155186186377801109274763608704972583512246251214584628529551636004451807435195744099838772328154119010922298951705828120714590565440533362972553016892454763044355028618194619246759036134771829206052454349844351528375602432467509961489919217416937931348292896916026702031889756522240270656743464747108684308868255583389966853972513693014416230505765706535718759824198288157535527837051978983581697188102762631392583103935965661705758158113645111242635124583967139567610760372053191293863544425430670900899118977942434998802664754507287897322095102546165454717646614934985316423333179377346836669369378172611439780865875573732495246697110022132774612980309228243942257216025508345106098222920870839948925139625918168160882618590980791436069469322859173088795339435481401853165930474347748620486721906841096309101133349497984806057590639111726909600392834531513104345825118758539052189359518654052756638489292459198643684539450673
 . . . . . . . . . . . . . . . . . . . . [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)
							5fcefe3b5c044db62e6e2a5dc9921f251ea24e19
 . . . . . . . . . . . . . . . . [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 (19 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.fotonio.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 (244 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (241 bytes)
							00ef0076005ea773f9df56c0e7b536487dd049e0327a919a0c84a1121284187596817145580000016dc021b48c0000040300473045022100f3b072bf2e3236caf96bed2f3b16170b17bcc9d3626cefd223d616dc46f6f0fc0220774ba6f8ad81e10393743300a2f9c4546c4fe6f545952bf07b63046f649aa476007500b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000016dc021b478000004030046304402206a9d7a490126bcf92f84ccb57b163c1281c551ba36f47027b06c775fc043696a022010b10accb72f035a0a1c1b10fcefdc9c80c3d21c88015f6c90d7412520f72beb
 . . . . [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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