ndnco.com
Issued by Let's Encrypt Authority X3
About this certificate
This digital certificate with serial number 03:68:23:52:b3:f0:c2:5c:26:98:2b:b0:ab:f4:ae:97:8b:7a 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=ndnco.com
Let's Encrypt
Organization:
Let's Encrypt
Country:
US
This certificate has expire since
Certificate Details
Serial Number (hex): 03:68:23:52:b3:f0:c2:5c:26:98:2b:b0:ab:f4:ae:97:8b:7aSerial Number (int): 296773176352879441603890002479993188748154
Serial Number lenght: 138 bits, 18 octets
SubjectKeyId: d2:26:b9:97:99:b0:c9:62:95:f2:04:8a:29:31:89:c8:a2:86:c2:a1
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1
Fingerprint (sha1): 29:a4:f5:bd:bd:7f:b2:91:aa:a2:7b:f6:d7:51:fd:be:da:3b:e0:bc
Fingerprint (sha256): 99:6e:73:3e:13:48:ce:ab:16:c2:ec:ce:b0:3b:67:81:b8:b4:4b:8d:6a:0e:b4:86:7e:5a:3f:ea:b5:40:0f:99
Issuing Certificate URL: http://cert.int-x3.letsencrypt.org/
Revocation information
OCSP Server: http://ocsp.int-x3.letsencrypt.orgCheck the revocation status for certificate ndnco.com
1
DNS Names
0
Email Addresses
0
IP Addresses
Advanced Certificate Properties
Tehnical certificate details for ndnco.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
ndnco.com
Other certificates including the domain name ndnco.com
(limited to 100 certificates)
Certificate
The complete raw certificate details for ndnco.com in PEM and ASN.1 format.
Certificate (PEM)
-----BEGIN CERTIFICATE----- MIIGSjCCBTKgAwIBAgISA2gjUrPwwlwmmCuwq/Sul4t6MA0GCSqGSIb3DQEBCwUA MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAyMTQxMjM2MzVaFw0y MDA1MTQxMjM2MzVaMBQxEjAQBgNVBAMTCW5kbmNvLmNvbTCCAiIwDQYJKoZIhvcN AQEBBQADggIPADCCAgoCggIBANYywghXl1NRvtF6peJ/Ec/IkWwiqLWdW6d+E5eO 9R7JyhM8KGd8P5t1271bhpSvah4sxHIY1c/8czwk692OWbcBSbT/sOVCWwsovFbR N/sshgDun3042HgkuMKZuMuguQFYLd80V7Iv1SnsmuioleOrOTa8Qyn2FhH4XowR ghoR/b4A1TXRgv0QsCKhIx9z37v6ItdGgxTdS2bOJ5n3fyZVrzFVGcYpK73vp6zO IQ1L1Es6D3UeOIv1JsXz4HBp+LOPTyqXRj5RAUC/ug+FjX0BtkGRPJLjdBlr3idP xXqoWxsVmq5QUCJRLxL2ZAl4nJnL1eJVBT1dxdNZYG+8LrDqljJx79M5gB7XYHGy EbFfqTUUDZjNptYwHrLX/qObHN9lOWPA5kvsRlo4wcJbm1e4e6fpEvZFOa/T8+T7 qGXwK3v17d/A9r26BZXrM3uMDJ1NuSTzgMHfiiSbeCHWm83RDUAD2/2Jhd38TIeL nul6h33tQdj0dHYTnyF2k4y0zS6lY4puqZEBsPlv3F1RzN97EIjLMKGz5+fqn5Cr GSPmxVqs7SgJMb3ycVpxxWtIK6fwCiQt8/nHVM8BvD4OY+PLl2RN/tPTSVtqmUP3 /HfCZ91PS3WQmubdcnuwQbA9oZFTsBP+E4HPnfAtVF/PWpQcuU2U78FTRvvUYt+S upg1AgMBAAGjggJeMIICWjAOBgNVHQ8BAf8EBAMCBaAwHQYDVR0lBBYwFAYIKwYB BQUHAwEGCCsGAQUFBwMCMAwGA1UdEwEB/wQCMAAwHQYDVR0OBBYEFNImuZeZsMli lfIEiikxiciihsKhMB8GA1UdIwQYMBaAFKhKamMEfd265tE5t6ZFZe/zqOyhMG8G CCsGAQUFBwEBBGMwYTAuBggrBgEFBQcwAYYiaHR0cDovL29jc3AuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZzAvBggrBgEFBQcwAoYjaHR0cDovL2NlcnQuaW50LXgzLmxl dHNlbmNyeXB0Lm9yZy8wFAYDVR0RBA0wC4IJbmRuY28uY29tMEwGA1UdIARFMEMw CAYGZ4EMAQIBMDcGCysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9j cHMubGV0c2VuY3J5cHQub3JnMIIBBAYKKwYBBAHWeQIEAgSB9QSB8gDwAHYA8JWk WfIA0YJAEC0vk4iOrUv+HUfjmeHQNKawqKqOsnMAAAFwQ+pVewAABAMARzBFAiEA x27zlUv9V8IDHhJz3zQVHwTnShwczoyp+E53Ky7RvUQCIEp2RqVVWoneQp8/fLd4 GJOM7YQCZ4oVfRZLek042kq9AHYAsh4FzIuizYogTodm+Su5iiUgZ2va+nDnsklT Le+LkF4AAAFwQ+pVbgAABAMARzBFAiEA18IiLJgJTIe1+g8CWDzgcZI7VFNkC2dU /DuSDyQXfjACICwsEcmosbQ3YJC3mvY/Aj0HIm0r7lzamLILb+QPnqMcMA0GCSqG SIb3DQEBCwUAA4IBAQBp+KaICi2LcZ+OmAVgn9dcUqtZNYwlPsUM6Zd58ed5udmF zVWMf+rOuVGT/GzbgyWZ9AoQjA1/C3w8iPmHw6QMQuLWjaEb4nBvilXwnfEfr9nt 05325eWtlOvPsHDaBTwc2Np/WJzprJ3dKSrfBU8ddw2OElVgLLNYNqd6fAjbkeIN 9hiCzLASaPRGniluNFzbh9XgMNeYPqXXBgvFMTYq8LeTGMrBWhzgFcOcvWnmNxIo CQlsnUY3e2ZExgXUN6BbhC2p0sIK63PVeBMghp92D8bB/IbkcO/gXLtEKolBm9ii RsC5TiG5BLkxO+9jpRQN/JWOKbpU4ws45faa0ubH -----END CERTIFICATE-----
Public Key (PEM)
-----BEGIN PUBLIC KEY----- MIICIjANBgkqhkiG9w0BAQEFAAOCAg8AMIICCgKCAgEA1jLCCFeXU1G+0Xql4n8R z8iRbCKotZ1bp34Tl471HsnKEzwoZ3w/m3XbvVuGlK9qHizEchjVz/xzPCTr3Y5Z twFJtP+w5UJbCyi8VtE3+yyGAO6ffTjYeCS4wpm4y6C5AVgt3zRXsi/VKeya6KiV 46s5NrxDKfYWEfhejBGCGhH9vgDVNdGC/RCwIqEjH3Pfu/oi10aDFN1LZs4nmfd/ JlWvMVUZxikrve+nrM4hDUvUSzoPdR44i/UmxfPgcGn4s49PKpdGPlEBQL+6D4WN fQG2QZE8kuN0GWveJ0/FeqhbGxWarlBQIlEvEvZkCXicmcvV4lUFPV3F01lgb7wu sOqWMnHv0zmAHtdgcbIRsV+pNRQNmM2m1jAestf+o5sc32U5Y8DmS+xGWjjBwlub V7h7p+kS9kU5r9Pz5PuoZfAre/Xt38D2vboFlesze4wMnU25JPOAwd+KJJt4Idab zdENQAPb/YmF3fxMh4ue6XqHfe1B2PR0dhOfIXaTjLTNLqVjim6pkQGw+W/cXVHM 33sQiMswobPn5+qfkKsZI+bFWqztKAkxvfJxWnHFa0grp/AKJC3z+cdUzwG8Pg5j 48uXZE3+09NJW2qZQ/f8d8Jn3U9LdZCa5t1ye7BBsD2hkVOwE/4Tgc+d8C1UX89a lBy5TZTvwVNG+9Ri35K6mDUCAwEAAQ== -----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 296773176352879441603890002479993188748154 . . . . . . . . [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 2020-02-14 12:36:35 +0000 UTC . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-05-14 12:36:35 +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 'ndnco.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 873852714649955169848092610485094017990590239919883882988020663668788133923206754411015795479064978757748099051224756012500162376100643154264046635345715805370529105982545537976788442065890464766385668233840063470893527618608270826266773556879749748123516626143640137814174658388215631232421000210899874236690944973689302321239169633905243052064057981293193625321190665862109897598275676325168808947661921490436544897880303925985857804940949766966977936070996080370358685438197860220065500184339456080159974044862507233117643501387936032252737722320304509599418515991585429259336918799978904716572814156751188747425500046010442912254135082048659551982453303003651319272587796929154350283822861523754034747303507256930324238364202073706204373792862089909665277778849545912245198674629617049704559226780594034253159841798149280617488028725520726815787170303689083345363016212885551054709856043921355790007205556272862877059607973738867268730587732325492563032013749800493419491824884144640372040453150667476790672132908953384918525762300533855488652716982754458884998918368778387330185430422727730175138735318246995775672891235318932808919542452725541316845556953492767026608112536634316862799554190904783583201761148857507875147913269 . . . . . . . . . . . . . . . . . . . . [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) d226b99799b0c96295f2048a293189c8a286c2a1 . . . . . . . . . . . . . . . . [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 (13 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'ndnco.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 (245 bytes) . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes) 00f0007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000017043ea557b0000040300473045022100c76ef3954bfd57c2031e1273df34151f04e74a1c1cce8ca9f84e772b2ed1bd4402204a7646a5555a89de429f3f7cb77818938ced8402678a157d164b7a4d38da4abd007600b21e05cc8ba2cd8a204e8766f92bb98a2520676bdafa70e7b249532def8b905e0000017043ea556e0000040300473045022100d7c2222c98094c87b5fa0f02583ce071923b5453640b6754fc3b920f24177e3002202c2c11c9a8b1b4376090b79af63f023d07226d2bee5cda98b20b6fe40f9ea31c . . . . [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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