www.937.me

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:ca:45:c1:bc:9f:16:f3:16:cb:84:0b:69:b3:1d:76:d9:e9 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.937.me

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:ca:45:c1:bc:9f:16:f3:16:cb:84:0b:69:b3:1d:76:d9:e9
Serial Number (int): 330166618584010551849554610092575175399913
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: d5:ee:cc:8d:c8:bf:27:1b:96:53:00:1a:5a:2a:b7:64:27:72:b7:b5
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 2a:82:ee:1a:99:ab:fb:14:cd:2b:c0:00:79:1f:41:d7:08:8f:d9:ef
Fingerprint (sha256): 91:e6:f9:61:17:bd:01:02:15:ff:16:71:e5:67:77:d8:ef:ca:fd:b0:11:d9:8f:e5:69:2c:b9:76:6c:f3:b9:65

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.937.me

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for www.937.me

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.937.me

Other certificates including the domain name 937.me

(limited to 100 certificates)
937.me
www.937.me
www.937.me
937.me
937.me
937.me
www.937.me
www.tassoridotto.com
937.me
937.me
937.me
myfamilyforward.life
937.me
www.937.me
816.me
www.937.me
journey1.world
937.me
www.937.me

Certificate

The complete raw certificate details for www.937.me 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 330166618584010551849554610092575175399913
 . . . . . . . . [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 2020-04-01 12:20:33 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-06-30 12:20:33 +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.937.me'
 . . . . . . . . [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 777957536396266344935267741784711789320817988655944700078857238751725810698897216453392500788277452056219893254133175085573524606074774438252036513044893962133945883706198358174249125985815206110417665383262364676701757197129508881314688962860738868364891119108388869886469354871188944206657059067696571252668447881605631991398539710514663123047733828482000841624454484102891230209470273108683455902823453089079399213699662121128408506282284042371487006002186259014921639654415488530685597175818519303272435583344479331752568314268225556509594552551779681042020415950675260955493091809616342601051841820545181930931937817453613185411505188325488171752679544968217035830474357193079573953413373848243130889719857298933221546020604636072983867022329843158394659354516261123129037928552606198401269726907710732626536349174696924761073289190429830785929616847737315451815565196428167837196797658995390048276362733385685241439541484851253323289694749756660795474881509070407098951228881578551771817628569474304889064551183480838432077740258929187174348995743440334573887675038113360485232128877430723073425864193152206851386014056223268077988201833938496908146280117589549943606998928208774474228521588254948772558548564283110126808026677
 . . . . . . . . . . . . . . . . . . . . [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)
							d5eecc8dc8bf271b9653001a5a2ab7642772b7b5
 . . . . . . . . . . . . . . . . [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 (14 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.937.me'
 . . . . . . . . . . . . . . . . [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 (243 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (240 bytes)
							00ee007500f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017135e68ccc0000040300463044022068f40bff47703648c87baf298fb0376232cf494bae2f23ce8a02a57399f12e5402202b6fc0986c3f0449cae6e329597e5f851129f46f916b9577792c1970a9b890f200750007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000017135e68cf1000004030046304402203d6b5408f22373c4c3cf41faa4a82a97ffee84af6d93c41b1620f1db1300743c02205d788ee360c7f4596755eb50b3bc17d2f9eb8343c75cb7f1dfae7a2072a7b364
 . . . . [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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