The domain gigantic.io is being served through Cloudflare CDN. Any Let's Encrypt certificate installed on the origin server will only encrypt traffic between the server and Cloudflare. It is strongly recommended that the SSL option 'Full SSL (strict)' be enabled.
https://support.cloudflare.com/hc/en-us/articles/200170416-What-do-the-SSL-options-mean-
gigantic.io is currently affected by Let's Encrypt-based rate limits (https://letsencrypt.org/docs/rate-limits/). You may review certificates that have already been issued by visiting https://crt.sh/?q=%gigantic.io . Please note that it is not possible to ask for a rate limit to be manually cleared.
The 'Certificates per Registered Domain' limit (20 certificates per week that share the same Registered Domain: gigantic.io) has been exceeded. There is no way to work around this rate limit. The next non-renewal certificate for this Registered Domain should be issuable after 2018-05-19 18:59:53 +0000 UTC (36h42m0s from now).
Requests made to the domain
Request to: gigantic.io/2400:cb00:2048:1::6812:27eb, Result: [Address Type=IPv6,Response Code=404,Server=cloudflare], Issue:
Request to: gigantic.io/2400:cb00:2048:1::6812:26eb, Result: [Address Type=IPv6,Response Code=404,Server=cloudflare], Issue:
Request to: gigantic.io/104.18.38.235, Result: [Address Type=IPv4,Response Code=404,Server=cloudflare], Issue:
Request to: gigantic.io/104.18.39.235, Result: [Address Type=IPv4,Response Code=404,Server=cloudflare], Issue:
A and AAAA records found for this domain
gigantic.io. 0 IN A 104.18.38.235
gigantic.io. 0 IN A 104.18.39.235
gigantic.io. 0 IN AAAA 2400:cb00:2048:1::6812:27eb
gigantic.io. 0 IN AAAA 2400:cb00:2048:1::6812:26eb
Challenge update failures for gigantic.io in order https://acme-staging-v02.api.letsencrypt.org/acme/order/5751349/1052983
acme: error code 403 "urn:ietf:params:acme:error:unauthorized": Invalid response from http://gigantic.io/.well-known/acme-challenge/88aLR7O_Vqv8mbnsqezhi8wUf2NrS8EcekS7bd8-7pk: "<html>
<head><title>404 Not Found</title></head>
<body bgcolor="white">
<center><h1>404 Not Found</h1></center>
<hr><center>"
The IANA public suffix is the TLD of the Registered Domain
The TLD for gigantic.io is: io
Certificates contributing to rate limits for this domain
Serial: 305832677245574886081357577142633024430381
NotBefore: 2018-05-15 03:39:41 +0000 UTC
Names: [alertmanager.g8s.geckon.gridscale.kvm.gigantic.io]
Serial: 433232362165229379784787435845601295851214
NotBefore: 2018-05-12 19:03:09 +0000 UTC
Names: [grafana.g8s.tarantula.germanycentral.azure.gigantic.io]
Serial: 417199208463273863544997493228056975875702
NotBefore: 2018-05-12 18:59:53 +0000 UTC
Names: [api.g8s.tarantula.germanycentral.azure.gigantic.io]
Serial: 351455943723371461368571187086905410047762
NotBefore: 2018-05-16 01:28:27 +0000 UTC
Names: [alertmanager.g8s.gorgoth.gridscale.kvm.gigantic.io]
Serial: 401033856150766165460271941469921653268503
NotBefore: 2018-05-16 01:28:23 +0000 UTC
Names: [passage.g8s.gorgoth.gridscale.kvm.gigantic.io]
Serial: 394674231897477920308268103167515297650880
NotBefore: 2018-05-16 01:28:19 +0000 UTC
Names: [happa.g8s.gorgoth.gridscale.kvm.gigantic.io]
Serial: 396490162200182925885016789132403432467371
NotBefore: 2018-05-16 01:28:15 +0000 UTC
Names: [api.g8s.gorgoth.gridscale.kvm.gigantic.io]
Serial: 314922211168308050816996963865227739660890
NotBefore: 2018-05-15 03:39:38 +0000 UTC
Names: [passage.g8s.geckon.gridscale.kvm.gigantic.io]
Serial: 334293452664097463268637854309049489524097
NotBefore: 2018-05-15 03:39:35 +0000 UTC
Names: [happa.g8s.geckon.gridscale.kvm.gigantic.io]
Serial: 371750627255579224555822052087079763813295
NotBefore: 2018-05-13 13:28:22 +0000 UTC
Names: [api.g8s.godsmack.westeurope.azure.gigantic.io]
Serial: 349316751658922920474944103507199691558582
NotBefore: 2018-05-13 13:28:10 +0000 UTC
Names: [grafana.g8s.godsmack.westeurope.azure.gigantic.io]
Serial: 405961354585188411782749332216245184000706
NotBefore: 2018-05-12 19:03:23 +0000 UTC
Names: [alertmanager.g8s.tarantula.germanycentral.azure.gigantic.io]
Serial: 401048573280525546222802793833561303542599
NotBefore: 2018-05-16 01:28:32 +0000 UTC
Names: [grafana.g8s.gorgoth.gridscale.kvm.gigantic.io]
Serial: 350027513390071312519263688851786962704768
NotBefore: 2018-05-16 01:28:11 +0000 UTC
Names: [prometheus.g8s.gorgoth.gridscale.kvm.gigantic.io]
Serial: 283212590793862374918722703041001775006029
NotBefore: 2018-05-15 03:39:31 +0000 UTC
Names: [api.g8s.geckon.gridscale.kvm.gigantic.io]
Serial: 315336753194225040795773513167127248892512
NotBefore: 2018-05-15 03:39:27 +0000 UTC
Names: [prometheus.g8s.geckon.gridscale.kvm.gigantic.io]
Serial: 399181198925170314054661694685819695948361
NotBefore: 2018-05-13 13:28:36 +0000 UTC
Names: [alertmanager.g8s.godsmack.westeurope.azure.gigantic.io]
Serial: 428906715797459931402938179940576710526237
NotBefore: 2018-05-13 13:28:32 +0000 UTC
Names: [passage.g8s.godsmack.westeurope.azure.gigantic.io]
Serial: 379374896721488321714321735087515645189791
NotBefore: 2018-05-13 13:28:18 +0000 UTC
Names: [prometheus.g8s.godsmack.westeurope.azure.gigantic.io]
Serial: 405127189120902565127344092025112416096482
NotBefore: 2018-05-12 19:03:40 +0000 UTC
Names: [happa.g8s.tarantula.germanycentral.azure.gigantic.io]
Serial: 401962879170732644514669736907082640466709
NotBefore: 2018-05-12 19:03:27 +0000 UTC
Names: [prometheus.g8s.tarantula.germanycentral.azure.gigantic.io]
Serial: 310405898429247216149278441158947697519982
NotBefore: 2018-05-15 03:39:22 +0000 UTC
Names: [grafana.g8s.geckon.gridscale.kvm.gigantic.io]
Serial: 403691306029057304881236861946630125416251
NotBefore: 2018-05-13 13:28:27 +0000 UTC
Names: [happa.g8s.godsmack.westeurope.azure.gigantic.io]
Serial: 359467756204756987526360910204789780441306
NotBefore: 2018-05-13 13:28:13 +0000 UTC
Names: [kibana.g8s.godsmack.westeurope.azure.gigantic.io]
Serial: 426976329637504742394221299286261406162645
NotBefore: 2018-05-12 19:04:27 +0000 UTC
Names: [passage.g8s.tarantula.germanycentral.azure.gigantic.io]
Serial: 358054300784747140447649353578410756966643
NotBefore: 2018-05-12 19:02:54 +0000 UTC
Names: [kibana.g8s.tarantula.germanycentral.azure.gigantic.io]
The current status.io status for Let's Encrypt
Operational