collegi.com

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 03:fd:95:92:45:f2:9b:40:9c:e1:5c:65:53:05:53:2f:74:64 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=collegi.com

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 03:fd:95:92:45:f2:9b:40:9c:e1:5c:65:53:05:53:2f:74:64
Serial Number (int): 347627111091698996015040246227354453505124
Serial Number lenght: 138 bits, 18 octets

SubjectKeyId: 1c:09:23:6a:3d:7c:21:50:7b:30:75:79:80:11:11:99:fb:6d:ea:fc
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): e3:d8:3f:fd:c7:8a:9b:f5:54:32:77:1d:4b:a3:bc:e3:bf:29:18:3b
Fingerprint (sha256): 83:00:4a:fb:f7:f3:98:04:43:cc:bd:dd:6e:11:28:15:41:6e:11:bf:a4:8a:b5:37:35:10:58:35:5c:40:f5:14

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 collegi.com

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for collegi.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

collegi.com

Other certificates including the domain name collegi.com

(limited to 100 certificates)

Certificate

The complete raw certificate details for collegi.com 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 347627111091698996015040246227354453505124
 . . . . . . . . [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 2019-11-29 12:34:12 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2020-02-27 12:34:12 +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 'collegi.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 826874388799723146877507408772600029596289397603099401999997422026152204490934014900375770514664291642613355278861413443815461862172672864795370067475874691770419302213387637003843670214837512688000875620226508832573384414133182314473776649263110852367600533651452201522695486920150854971605713251256156703622093643943304679254816581406791163952885617891010277043770389869675303290728029183042881568603063801007669034647900506874280181664133613428849817129262154829379705717667042017217385191442062970877335954246814178616836242836219867552961315342696730356666183939640680366641958923021478094505432098404066594992918426867352327108108186337886363846882422093751457966501623423674552622629497149544498062361376031697871910109958723341207359968045960998301315082935213424895094460514742445479979309452026794991048613912875669120409543318327803595634772267980149845032700960000965618471453140434079240764712743643099887305039381621209340741325330460814851674509979498673774440771379987635108766519479720403121587061899918250467423980921472979687082410115772851526818269205503075068874018446863502333527956066495141851002673885827897606611815766280867227105139369291940783692316074170587539020992864206617376916526942405397650847345873
 . . . . . . . . . . . . . . . . . . . . [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)
							1c09236a3d7c21507b30757980111199fb6deafc
 . . . . . . . . . . . . . . . . [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 (15 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'collegi.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 (246 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:4|false] OCTET STRING (243 bytes)
							00f1007600f095a459f200d18240102d2f93888ead4bfe1d47e399e1d034a6b0a8aa8eb2730000016eb75e79ec000004030047304502200989791788cbd3b41ca6e3e84b9b0f6c723cf1e5563904c77abc3571c731ae33022100d78dd79c722c6d176fe63c0337fd5ff9ed8e1df05097be1e2d639ee1c2796f3c00770007b75c1be57d68fff1b0c61d2315c7bae6577c5794b76aeebc613a1a69d3a21c0000016eb75e7a580000040300483046022100cf4388e5faf0f37a4024bd20cf72c9d31c2ebdb78af0f0233d7e7c77cafa260e022100aa9cc2b6252e22cbde557038a7dad0c02e993ca47308cda26308dc787c4bbbee
 . . . . [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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