at-b2.erg.abdn.ac.uk

Issued by Let's Encrypt Authority X3

About this certificate

This digital certificate with serial number 04:1f:e2:94:7a:e9:81:e0:a8:21:a8:3b:57:de:4c:49:7b:bc 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=at-b2.erg.abdn.ac.uk

Let's Encrypt

Organization: Let's Encrypt
Country: US

This certificate has expire since

Certificate Details

Serial Number (hex): 04:1f:e2:94:7a:e9:81:e0:a8:21:a8:3b:57:de:4c:49:7b:bc
Serial Number (int): 359299073581526861766581857377223656963004
Serial Number lenght: 139 bits, 18 octets

SubjectKeyId: 4b:6d:3a:71:dd:23:26:de:66:b1:01:37:dd:90:7b:cf:5d:bc:f2:e7
AuthorityKeyId: a8:4a:6a:63:04:7d:dd:ba:e6:d1:39:b7:a6:45:65:ef:f3:a8:ec:a1

Fingerprint (sha1): 32:cc:af:30:28:74:ba:8a:e1:f6:65:6f:1d:29:ea:bb:80:c3:4c:6d
Fingerprint (sha256): 16:5b:e7:d7:ef:04:30:df:41:39:45:9c:c1:eb:39:f5:4a:37:4a:71:bd:d4:4a:27:e9:12:95:0f:9a:34:25:40

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 at-b2.erg.abdn.ac.uk

1

DNS Names

0

Email Addresses

0

IP Addresses

Advanced Certificate Properties

Tehnical certificate details for at-b2.erg.abdn.ac.uk

Public Key Algorithm

ECDSA

Key Size

256

Signature Algorithm

SHA256 with RSA

Key Usage

Digital Signature

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

at-b2.erg.abdn.ac.uk

Other certificates including the domain name abdn.ac.uk

(limited to 100 certificates)
surveyor.uoa.abdn.ac.uk
www.store.abdn.ac.uk
www.store.abdn.ac.uk
git.erg.abdn.ac.uk
passwordreset.abdn.ac.uk
crmwebtest.uoa.abdn.ac.uk
onlineidi.abdn.ac.uk
erg.abdn.ac.uk
hybrid.abdn.ac.uk
livehelp.abdn.ac.uk
remote.abdn.ac.uk
corporateepay-test.abdn.ac.uk
www.charttrials.abdn.ac.uk
grafana.erg.abdn.ac.uk
studporinfra.abdn.ac.uk
shiny.abdn.ac.uk
www.oceanlab.abdn.ac.uk
webct.abdn.ac.uk
rh7-satsvr.uoa.abdn.ac.uk
exhibitions.abdn.ac.uk
wpstaging.abdn.ac.uk
audri.abdn.ac.uk
shibserv2.abdn.ac.uk
ng-sdms-p.uoa.abdn.ac.uk
studporinfra.abdn.ac.uk
training.abdn.ac.uk
jenkins.erg.abdn.ac.uk
vpn.abdn.ac.uk
vpn.abdn.ac.uk
hybrid.csg.abdn.ac.uk
www.abdn.ac.uk
pure.abdn.ac.uk
www.store.abdn.ac.uk
webprint.abdn.ac.uk
online.abdn.ac.uk
crm-app-2.uoa.abdn.ac.uk
webhost.abdn.ac.uk
join.abdn.ac.uk
erg.abdn.ac.uk
maxwell.abdn.ac.uk
remote.abdn.ac.uk
viis.abdn.ac.uk
ewaruba.abdn.ac.uk
lm.abdn.ac.uk
jenkins.erg.abdn.ac.uk
est-k2-web.uoa.abdn.ac.uk
onlineidi.abdn.ac.uk
vpn.abdn.ac.uk
www.charttrials.abdn.ac.uk
onlineidi.abdn.ac.uk
maxgalaxy.abdn.ac.uk
www.store.abdn.ac.uk
www.csd.abdn.ac.uk
www.abdn.ac.uk
locit.abdn.ac.uk
at-b2.erg.abdn.ac.uk
training.abdn.ac.uk
sp.abdn.ac.uk
onesourcesss.abdn.ac.uk
on.abdn.ac.uk
m.abdn.ac.uk
seel.abdn.ac.uk
w3-test.abdn.ac.uk
cluedup.abdn.ac.uk
onlineidi.abdn.ac.uk
est-k2-service1.uoa.abdn.ac.uk
onlineidi.abdn.ac.uk
on.abdn.ac.uk
mbaruba2.abdn.ac.uk
www.eng.abdn.ac.uk
skaldic.abdn.ac.uk
old-homepages.abdn.ac.uk
adfs-dev.iam-dev.abdn.ac.uk
homepages.abdn.ac.uk
mbtrpz4.abdn.ac.uk
spdy.erg.abdn.ac.uk
aura-test.abdn.ac.uk
onlineidi.abdn.ac.uk
aulib.abdn.ac.uk
corporateweb102.abdn.ac.uk
aura-test.abdn.ac.uk
join.abdn.ac.uk
erg.abdn.ac.uk
www.store.abdn.ac.uk
homepages.abdn.ac.uk
trace.erg.abdn.ac.uk
ereg.abdn.ac.uk
audri.abdn.ac.uk
maxgalaxy.abdn.ac.uk
printmanage.abdn.ac.uk
directaccess-4-a.uoa.abdn.ac.uk
myit.abdn.ac.uk
shibserv2.abdn.ac.uk
jenkins.erg.abdn.ac.uk
trace.erg.abdn.ac.uk
join.abdn.ac.uk
www.psyc.abdn.ac.uk
1641dep.abdn.ac.uk
at-b2.erg.abdn.ac.uk
livehelp.abdn.ac.uk

Certificate

The complete raw certificate details for at-b2.erg.abdn.ac.uk in PEM and ASN.1 format.

Certificate (PEM)

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

Public Key (PEM)

-----BEGIN PUBLIC KEY-----
MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAE6zgGRR+e3q0aAG5e/Q4xMudcH8M7
3ilTGO3GYgQ8bFpXX/RTDHlNUInN/6swnmaaMwU+YiagmQ9np6F6qw6XHg==
-----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 359299073581526861766581857377223656963004
 . . . . . . . . [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 2019-07-22 22:54:03 +0000 UTC
 . . . . . . . . . . . . [c:0|t:23|false] UTCTime 2019-10-20 22:54:03 +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 'at-b2.erg.abdn.ac.uk'
 . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.2.1 (ecPublicKey)
 . . . . . . . . . . . . . . . . [c:0|t:6|false] OBJECT IDENTIFIER 1.2.840.10045.3.1.7 (prime256v1)
 . . . . . . . . . . . . [c:0|t:3|false] BIT STRING (520 bits)
				0004eb3806451f9edead1a006e5efd0e3132e75c1fc33bde295318edc662043c6c5a575ff4530c794d5089cdffab309e669a33053e6226a0990f67a7a17aab0e971e
 . . . . . . . . [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 (1 bits)
							0780
 . . . . . . . . . . . . . . . . [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)
							4b6d3a71dd2326de66b10137dd907bcf5dbcf2e7
 . . . . . . . . . . . . . . . . [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 (24 bytes)
 . . . . . . . . . . . . . . . . . . . . . . . . [c:0|t:16|true] SEQUENCE, SEQUENCE OF 
 . . . . . . . . . . . . . . . . . . . . . . . . . . . . [c:2|t:2|false] IA5String 'at-b2.erg.abdn.ac.uk'
 . . . . . . . . . . . . . . . . [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)
							00f00076006f5376ac31f03119d89900a45115ff77151c11d902c10029068db2089a37d9130000016c1c1b41550000040300473045022100ae7ddbe034f0dbe96268b4c798b7f61f8d841907ef3d701bc4b4578471fe64d1022027854f4fd11a361abb4cea096136b9ab68074b67daa96c873c63efc321606b90007600293c519654c83965baaa50fc5807d4b76fbf587a2972dca4c30cf4e54547f4780000016c1c1b41300000040300473045022100aa2ac968ceed6a283a2914a02bb3882a611fc06a9385105873604f79ba82439402203f7c39c5876fd4992e758ae926a6d59f6beb64b6ddabf98f312de6a341e8cf7f
 . . . . [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)
		00022f7f5a9dca89e869321e77670f9b38ba1c8df100c8f875b1ef73d34dfa93b9c9bc2aae339dc795c397b57653f43a622bd1569d30e0a7d2340c7776dc280c574d5323e7d40798223846c34d238562d18c97dd7557a1b8f439f429052e525833094507165cae5b54cbba345d52c3f4520ce15d2fd38fbfc80fac6937dad7536cd265abc36ad50db85b3c6783da1c6a6bd9eb71caaee5c9797ee2d4f8bcd9d96aed6bc7d52e34c968b3d95956c6f33febe1bbdbc4c5f97bc7bc45d0817f44f3f1ada66d7339e25945af716fc66f617006181663396a1f2344e7a4aafdd71c9307edec93cb9f2cf60062e5f8a84f6df889bb31669ae60b930fe50f76cb14249a38