Let's Debug

Test result for boom.pelmorex.com using http-01

Debug
Requests made to the domain
Request to: boom.pelmorex.com/142.46.208.22, Result: [Address Type=IPv4,Server=nginx/1.12.2,HTTP Status=404], Issue:
Trace:
@0ms: Making a request to http://boom.pelmorex.com/.well-known/acme-challenge/letsdebug-test (using initial IP 142.46.208.22)
@0ms: Dialing 142.46.208.22
@84ms: Server response: HTTP 404 Not Found

Debug
A and AAAA records found for this domain
boom.pelmorex.com. 0 IN A 142.46.208.22
Challenge update failures for boom.pelmorex.com in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/10216982
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": Invalid response from http://boom.pelmorex.com/.well-known/acme-challenge/hVzotNNs1MJ9CU6blHAmErsf0A0i6XJLyRs8NMR3sUA: "<html>\r\n<head><title>404 Not Found</title></head>\r\n<body bgcolor=\"white\">\r\n<center><h1>404 Not Found</h1></center>\r\n<hr><center>"
Debug
The IANA public suffix is the TLD of the Registered Domain
The TLD for boom.pelmorex.com is: com
Debug
5 Certificates contributing to rate limits for this domain

Serial: 305988411970759050594315416388778533269360
NotBefore: 2018-10-10 19:44:10 +0000 UTC
Names: [test.pelmorex.com]

Serial: 274821971695519221871533351278634153073958
NotBefore: 2018-10-07 15:35:23 +0000 UTC
Names: [traits-api.pic.pelmorex.com]

Serial: 293452568254112898438622074439427906601136
NotBefore: 2018-10-05 18:06:07 +0000 UTC
Names: [test.pelmorex.com]

Serial: 296984471794483158714199851046288677575378
NotBefore: 2018-10-05 17:20:36 +0000 UTC
Names: [demo.pelmorex.com]

Serial: 283788293328143186758221044097595174064816
NotBefore: 2018-10-05 15:07:27 +0000 UTC
Names: [christian.pelmorex.com]

Debug
The current status.io status for Let's Encrypt
Operational

Submitted Oct 10 20:53:01 2018. Sat in queue for 3ms. Completed in 1s. Hide verbose information.