Let's Debug

Test result for agrawalsamajnavimumbai.org using http-01

agrawalsamajnavimumbai.org has multiple IP addresses in its DNS records. While they appear to be accessible on the network, we have detected that they produce differing results when sent an ACME HTTP validation request. This may indicate that some of the IP addresses may unintentionally point to different servers, which would cause validation to fail.
[Address=2402:1f00:8001:bcd::,Address Type=IPv6,Server=imunify360-webshield/1.13,HTTP Status=200] vs [Address=51.79.176.205,Address Type=IPv4,Server=LiteSpeed,HTTP Status=404]
Debug
Requests made to the domain
Request to: agrawalsamajnavimumbai.org/2402:1f00:8001:bcd::, Result: [Address=2402:1f00:8001:bcd::,Address Type=IPv6,Server=imunify360-webshield/1.13,HTTP Status=200], Issue:
Trace:
@0ms: Making a request to http://agrawalsamajnavimumbai.org/.well-known/acme-challenge/letsdebug-test (using initial IP 2402:1f00:8001:bcd::)
@0ms: Dialing 2402:1f00:8001:bcd::
@451ms: Server response: HTTP 200 OK

Request to: agrawalsamajnavimumbai.org/51.79.176.205, Result: [Address=51.79.176.205,Address Type=IPv4,Server=LiteSpeed,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://agrawalsamajnavimumbai.org/.well-known/acme-challenge/letsdebug-test (using initial IP 51.79.176.205)
@0ms: Dialing 51.79.176.205
@438ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
agrawalsamajnavimumbai.org. 0 IN A 51.79.176.205
agrawalsamajnavimumbai.org. 0 IN AAAA 2402:1f00:8001:bcd::
Challenge update failures for agrawalsamajnavimumbai.org in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/234182733
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": Invalid response from http://agrawalsamajnavimumbai.org/.well-known/acme-challenge/2EifEREJ4qw1KmQ-xMdXZL4eLbj2bDRd7tj1By7cqg4 [2402:1f00:8001:bcd::]: "<!DOCTYPE html>\n<html style=\"height:100%\">\n<head>\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, shrink-to-"
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for agrawalsamajnavimumbai.org is: org
Debug
The current status.io status for Let's Encrypt
Operational

Submitted Feb 4 16:54:25 2021. Sat in queue for 2ms. Completed in 4s. Hide verbose information.