icot.co.za

Issued by R3

About this certificate

This digital certificate with serial number 04:64:8e:61:70:9f:b8:5b:60:75:1f:16:2c:6c:18:79:fa:ed was issued on by Let's Encrypt.

With 3 subject alternative names this certificate can be used to secure multiple fqdn's. 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:
  • DV certificate contains a subject common name, this is not recommended. If certificate policy 2.23.140.1.2.1 (CA/B BR domain validated) is included, only country and/or common name is allowed in SubjectDN. (BRs: 7.1.2.7.2)
  • Subscriber certificates use of Subject Key Identifier is NOT RECOMMENDED (BRs v2: 7.1.2.7.6)
  • Subscriber Certificate: commonName is NOT RECOMMENDED. (BRs: 7.1.2.7.1)

Certificate Subject

CN=icot.co.za

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:64:8e:61:70:9f:b8:5b:60:75:1f:16:2c:6c:18:79:fa:ed
Serial Number (int): 382666636731615778023384887836194503260909
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 72:a5:13:bd:73:61:55:a5:e0:ed:eb:10:2f:de:37:c4:cc:9b:f3:ef
AuthorityKeyId: 14:2e:b3:17:b7:58:56:cb:ae:50:09:40:e6:1f:af:9d:8b:14:c2:c6

Fingerprint (sha1): f2:19:a6:52:94:ae:b3:5f:28:7d:40:f6:a2:71:02:21:26:1a:e3:13
Fingerprint (sha256): 9a:f8:fd:8b:8a:37:b2:b6:c8:3e:b8:ae:01:58:2b:83:e2:d5:2e:c8:3e:17:ab:e9:45:72:ce:88:17:86:76:b7

Issuing Certificate URL: http://r3.i.lencr.org/

Revocation information

OCSP Server: http://r3.o.lencr.org

Check the revocation status for certificate icot.co.za

3

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for icot.co.za

Public Key Algorithm

RSA

Key Size

2048

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

icot.co.za
webmail.icot.co.za
www.icot.co.za

Other certificates including the domain name icot.co.za

(limited to 100 certificates)
icot.co.za
sni.cloudflaressl.com
icot.co.za
sni.cloudflaressl.com
icot.co.za
icot.co.za
icot.co.za
icot.co.za
icot.co.za
icot.co.za
icot.co.za
icot.co.za

Certificate

The complete raw certificate details for icot.co.za in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsIuymvneMH56rF1kxWrk
FaHv1qyOlSnHH17qFesu8NymBixN6/5VlAMz6iqHbag6hOQKwY8cRA4GOBkU46Pb
JOCZXLsda0QhsQwK59DX9Z1Y3Wgq6MiqgRk7V/D30l3cQoi+Ah4ocOfGAhykRloe
d3M/NOr8dH76SB6Y7utuWEUK5kb32KeuJxBr/h/o5nVBCZRNai/rp2z8GEv/lByX
UVg3bDsXIapbzjiX6jIH31JzUedTXULhl7UK8+Dw+BQz3Hf5nkb/onBfh8ivexGq
wpOor8MIgWPYu/5Pk1mdVdmTiybyBRYgLVgpA3Ak7PicXOdSJUdd/jb3dHV+xmxj
zQIDAQAB
-----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 382666636731615778023384887836194503260909
 . . . . . . . . [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 'R3'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2023-12-02 14:31:21 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2024-03-01 14:31:20 +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 'icot.co.za'
 . . . . . . . . [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 (2160 bits)
 . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . [c:0|t:2|false] INTEGER 22286829166148708761807239984641712936117834218895828215217563711580225865048442877962540637477505861186628694724989064109162275699176361951301313661565615225682916977328867928941567588964582400629992726753987977195088532305741080287260186268184372871446790252080464968473863617539992239741986795054448553330209127987829333780129804737666224612597101529857563284559012715871350846697850815245889663430882855559232207873983342709767261560309299514215182155706032685079352001976858141773523737489897076915657562578830355455663598946823191808070272133004026215566614266255978366070598125722287925330194112559718100394957
 . . . . . . . . . . . . . . . . . . . . [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)
							72a513bd736155a5e0edeb102fde37c4cc9bf3ef
 . . . . . . . . . . . . . . . . [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 142eb317b75856cbae500940e61faf9d8b14c2c6
 . . . . . . . . . . . . . . . . [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 (73 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://r3.o.lencr.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://r3.i.lencr.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 (50 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'icot.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'webmail.icot.co.za'
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'www.icot.co.za'
 . . . . . . . . . . . . . . . . [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 (12 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 1.3.6.1.4.1.11129.2.4.2
 . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (245 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (242 bytes)
							00f00076003b5377753e2db9804e8b305b06fe403b67d84fc3f4c7bd000d2d726fe1fad4170000018c2b27da4d0000040300473045022100e3b9fdadc2ca7922138039d29bb747eab9df1e4ed10cea715891bc8520b9429402207bb43b2d9b9d689bab4088ee1b585bbe6102067664e072e16130c623811963fe00760029d03a1bb674aa711cd3035b6557c14f8aa78b4fe8389449eca453f944bd24680000018c2b27db09000004030047304502206cf86cdcccc1db065acd3bca2c35d721c3bcde36c0274e7f496dd47d386f6715022100b88a94c6c4ab1d5bd09de353acfa3bdad58d41ff20e908d9c0e5ce598338477f
 . . . . [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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