SSL Installation Issue on AWS Lightsail

I am facing an issue while installing an SSL certificate on my domain www.digitalassignmenthelp.com hosted on AWS Lightsail. I have tried deleting and reinstalling the certificate, but the issue persists.

Domain Name - www.digitalassignmenthelp.com
Server - AWS Lightsail

Error Showing -

An error occurred creating certificates with Let's Encrypt:

2025/02/01 07:15:09 [INFO] [digitalassignmenthelp.com,
www.digitalassignmenthelp.com] acme: Obtaining bundled SAN certificate
2025/02/01 07:15:11 [INFO] [digitalassignmenthelp.com] AuthURL:
https://acme-v02.api.letsencrypt.org/acme/authz/2201318045/468849496285
2025/02/01 07:15:11 [INFO] [www.digitalassignmenthelp.com] AuthURL:
https://acme-v02.api.letsencrypt.org/acme/authz/2201318045/469333548655
2025/02/01 07:15:11 [INFO] [digitalassignmenthelp.com] acme: authorization
already valid; skipping challenge
2025/02/01 07:15:11 [INFO] [www.digitalassignmenthelp.com] acme: use tls-alpn-01
solver
2025/02/01 07:15:11 [INFO] [www.digitalassignmenthelp.com] acme: Trying to solve
TLS-ALPN-01
2025/02/01 07:15:11 http: TLS handshake error from 31.43.191.223:56376: local
error: tls: bad record MAC
2025/02/01 07:15:12 [INFO] Skipping deactivating of valid auth:
https://acme-v02.api.letsencrypt.org/acme/authz/2201318045/468849496285
2025/02/01 07:15:12 [INFO] Deactivating auth:
https://acme-v02.api.letsencrypt.org/acme/authz/2201318045/469333548655
2025/02/01 07:15:12 Could not obtain certificates:
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detail": "DNS problem: NXDOMAIN looking up A for www.digitalassignmenthelp.com - check that a DNS record exists for this domain; DNS problem: NXDOMAIN looking up AAAA for www.digitalassignmenthelp.com - check that a DNS record exists for this domain",

Looks like you have a dns a record for your apex domain but not for the WWW subdomain. The above message was in one of those links for the authorization. I don't know why that error was not shown by your Acme client.

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