diff --git a/data/bindzone/APKBUILD b/data/bindzone/APKBUILD
index f472187..e13c869 100644
--- a/data/bindzone/APKBUILD
+++ b/data/bindzone/APKBUILD
@@ -3,7 +3,7 @@
 
 . ../APKBUILD-data.template
 
-pkgver=2024.03.19.02
+pkgver=2024.03.30.01
 pkgrel=0
 checkdepends="bind-tools"
 makedepends="
@@ -69,6 +69,6 @@ internal() {
 }
 
 sha512sums="
-6c5c68f694a016b2ff24f529166542a48c1d6d9e28816f17b41573c39e940eb0c917678cfff3db42bd53c4ddbf40adb74e2d324fd1fa0fe1df1aa188533e184e  redxen.eu
-8c8c81eeb9fe71918f48645cc2b3e1a30f64295e370c4157def5b2c9e3798553246b89b1ece75e5fcfd93c89c1af6ef1e2791265749385b1f0ee1f7f1476da37  internal
+fcf425660f7eb2c8f0b11f191ad0137ec7fbb166e6f1a9b66abe136cfdccb7fcd0adb6cdf4a76b82b1c7043f4f735fdce0869bb4bf5514a035439b7aa35dcc7b  redxen.eu
+8d96e3ec3124755f2308d2dc42b0bb450d296398f5610e5bdc1dd24aad4468193b4c8f86c5ce254cc89bf5eb1e2b28dd3594dc7e4cfda5bac87237f216d8199f  internal
 "
diff --git a/data/bindzone/internal b/data/bindzone/internal
index be7256e..29b0806 100644
--- a/data/bindzone/internal
+++ b/data/bindzone/internal
@@ -58,7 +58,6 @@ _gitssh._tcp.routinginfo                                SRV    0 5 7571 12180711
 _transmission._tcp.routinginfo                          SRV    0 5 7572 12180710.fsn1-dc14.hetzner
 _root._tcp.routinginfo                                  SRV    0 5 7575 12180710.fsn1-dc14.hetzner
 _packages._tcp.routinginfo                              SRV    0 5 7574 12180710.fsn1-dc14.hetzner
-_holoiso._tcp.routinginfo                               SRV    0 5 7579 12180710.fsn1-dc14.hetzner
 _seedown._tcp.routinginfo                               SRV    0 5 7576 12180710.fsn1-dc14.hetzner
 _radicale._tcp.routinginfo                              SRV    0 5 7578 12180710.fsn1-dc14.hetzner
 _wssproxy._tcp.routinginfo                              SRV    0 5 7591 12180621.nbg1-dc3.hetzner
diff --git a/data/bindzone/redxen.eu b/data/bindzone/redxen.eu
index 2f47f7d..17cda2e 100644
--- a/data/bindzone/redxen.eu
+++ b/data/bindzone/redxen.eu
@@ -76,7 +76,6 @@ git                                                     CNAME   @
 stats                                                   CNAME   @
 sd                                                      CNAME   @
 packages                                                CNAME   @
-holoiso                                                 CNAME   @
 seed                                                    CNAME   @
 cal                                                     CNAME   @
 wssproxy                                                CNAME   @
@@ -106,8 +105,8 @@ imap                                                    CNAME   12180623.nbg1-dc
 _DMARC                                                  TXT     "v=DMARC1; p=quarantine; rua=mailto:postmaster@redxen.eu; ruf=mailto:postmaster@redxen.eu; fo=1; pct=100"
 
 ; ACME
-_acme-challenge                           300           TXT     "6p94DiV33m01sJ9FKRmz_r0iJbrrGr7q7eegfi7Fbco"
-_acme-challenge                           300           TXT     "x_XlfCidLDW6rZ92kZoZqF4-W66kiLJ2UgFdQ18ll0E"
+_acme-challenge                           300           TXT     "S5Xssuyk22Hm0S_yVn0y0l8J559HLAN9Zc_wqEGRO3g"
+_acme-challenge                           300           TXT     "epoT4RKnG1T7hov-U6uoQfJIynFcmiBPTTNl36Gsy8c"
 
 ; Autodiscovery
 _mumble._tcp                                            SRV     0 5 64738 12180623.nbg1-dc3.hetzner
diff --git a/secret/letsencrypt/APKBUILD b/secret/letsencrypt/APKBUILD
index 41ba17b..4b43903 100644
--- a/secret/letsencrypt/APKBUILD
+++ b/secret/letsencrypt/APKBUILD
@@ -3,7 +3,7 @@
 
 . ../APKBUILD-secret.template
 
-pkgver=2024.01.07.01
+pkgver=2024.03.30.01
 pkgrel=0
 subpackages="$pkgname-private $pkgname-public $pkgname-full $pkgname-ca $pkgname-chain"
 checkdepends="openssl"
@@ -55,6 +55,6 @@ ca() {
 
 sha512sums="
 394eabb864e83c98d5986ccaee3098db0d4fcb3e7e8dc1bb3e940e8de1108deb8a88081bd0b4b84dbdf60d79978a0c40ece8a2e5db0e6af2f8f0336c2d527a2e  private.key
-7d36e95434bdca6643f1a219169742c4c8ce7f58bb50b3d8fef3809338fae835719096c374fdcb67b6097b95830f6352f8a8f712514a173d6d811f5ca15a7683  public.pem
-6193ff52acda2b57fcf8b4881e93bf451577b77068f5e027fd8ccb7cea1e283e084e97bc7c33056eabc46dc1af903e865919c9da2789f2ae644ec2993ac74e0a  ca.pem
+b921b188c64cfc5f1499abac52650f7e12ef1aabc800749ccff5e60920439da39c2f661cfddd315eb8c6d8bfad664776fe59916b3ce7e2b629d1f78bc1af45f2  public.pem
+5ab45ace8787eb7eec6fb71919a0fa2a82cf094ccea9303a7be51413c390d999c40ec766076a37cdd3b90b475b0ab13ded76e6fcd46771f727c4c1ae8deecef0  ca.pem
 "
diff --git a/secret/letsencrypt/ca.pem b/secret/letsencrypt/ca.pem
index efd07a1..6626b9c 100644
--- a/secret/letsencrypt/ca.pem
+++ b/secret/letsencrypt/ca.pem
@@ -29,35 +29,3 @@ HlUjr8gRsI3qfJOQFy/9rKIJR0Y/8Omwt/8oTWgy1mdeHmmjk7j1nYsvC9JSQ6Zv
 MldlTTKB3zhThV1+XWYp6rjd5JW1zbVWEkLNxE7GJThEUG3szgBVGP7pSWTUTsqX
 nLRbwHOoq7hHwg==
 -----END CERTIFICATE-----
-
------BEGIN CERTIFICATE-----
-MIIFYDCCBEigAwIBAgIQQAF3ITfU6UK47naqPGQKtzANBgkqhkiG9w0BAQsFADA/
-MSQwIgYDVQQKExtEaWdpdGFsIFNpZ25hdHVyZSBUcnVzdCBDby4xFzAVBgNVBAMT
-DkRTVCBSb290IENBIFgzMB4XDTIxMDEyMDE5MTQwM1oXDTI0MDkzMDE4MTQwM1ow
-TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh
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-4EwSJQxwjQMpoOFTJOwT2e4ZvxCzSow/iaNhUd6shweU9GNx7C7ib1uYgeGJXDR5
-bHbvO5BieebbpJovJsXQEOEO3tkQjhb7t/eo98flAgeYjzYIlefiN5YNNnWe+w5y
-sR2bvAP5SQXYgd0FtCrWQemsAXaVCg/Y39W9Eh81LygXbNKYwagJZHduRze6zqxZ
-Xmidf3LWicUGQSk+WT7dJvUkyRGnWqNMQB9GoZm1pzpRboY7nn1ypxIFeFntPlF4
-FQsDj43QLwWyPntKHEtzBRL8xurgUBN8Q5N0s8p0544fAQjQMNRbcTa0B7rBMDBc
-SLeCO5imfWCKoqMpgsy6vYMEG6KDA0Gh1gXxG8K28Kh8hjtGqEgqiNx2mna/H2ql
-PRmP6zjzZN7IKw0KKP/32+IVQtQi0Cdd4Xn+GOdwiK1O5tmLOsbdJ1Fu/7xk9TND
-TwIDAQABo4IBRjCCAUIwDwYDVR0TAQH/BAUwAwEB/zAOBgNVHQ8BAf8EBAMCAQYw
-SwYIKwYBBQUHAQEEPzA9MDsGCCsGAQUFBzAChi9odHRwOi8vYXBwcy5pZGVudHJ1
-c3QuY29tL3Jvb3RzL2RzdHJvb3RjYXgzLnA3YzAfBgNVHSMEGDAWgBTEp7Gkeyxx
-+tvhS5B1/8QVYIWJEDBUBgNVHSAETTBLMAgGBmeBDAECATA/BgsrBgEEAYLfEwEB
-ATAwMC4GCCsGAQUFBwIBFiJodHRwOi8vY3BzLnJvb3QteDEubGV0c2VuY3J5cHQu
-b3JnMDwGA1UdHwQ1MDMwMaAvoC2GK2h0dHA6Ly9jcmwuaWRlbnRydXN0LmNvbS9E
-U1RST09UQ0FYM0NSTC5jcmwwHQYDVR0OBBYEFHm0WeZ7tuXkAXOACIjIGlj26Ztu
-MA0GCSqGSIb3DQEBCwUAA4IBAQAKcwBslm7/DlLQrt2M51oGrS+o44+/yQoDFVDC
-5WxCu2+b9LRPwkSICHXM6webFGJueN7sJ7o5XPWioW5WlHAQU7G75K/QosMrAdSW
-9MUgNTP52GE24HGNtLi1qoJFlcDyqSMo59ahy2cI2qBDLKobkx/J3vWraV0T9VuG
-WCLKTVXkcGdtwlfFRjlBz4pYg1htmf5X6DYO8A4jqv2Il9DjXA6USbW1FzXSLr9O
-he8Y4IWS6wY7bCkjCWDcRQJMEhg76fsO3txE+FiYruq9RUWhiF1myv4Q6W+CyBFC
-Dfvp7OOGAN6dEOM4+qR9sdjoSYKEBpsr6GtPAQw4dy753ec5
------END CERTIFICATE-----
diff --git a/secret/letsencrypt/public.pem b/secret/letsencrypt/public.pem
index 93a0530..3bdcb47 100644
--- a/secret/letsencrypt/public.pem
+++ b/secret/letsencrypt/public.pem
@@ -1,7 +1,7 @@
 -----BEGIN CERTIFICATE-----
-MIIE7DCCA9SgAwIBAgISBErauxtlNoFKp1/kwQGyECNuMA0GCSqGSIb3DQEBCwUA
+MIIE7DCCA9SgAwIBAgISBG6XU6lF+w7KkKvHblYzyr1RMA0GCSqGSIb3DQEBCwUA
 MDIxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MQswCQYDVQQD
-EwJSMzAeFw0yNDAxMDcxMzMxNDZaFw0yNDA0MDYxMzMxNDVaMBQxEjAQBgNVBAMT
+EwJSMzAeFw0yNDAzMzAxNzI1MzdaFw0yNDA2MjgxNzI1MzZaMBQxEjAQBgNVBAMT
 CXJlZHhlbi5ldTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBANeD0yl2
 aQaIK73GpBOA1JpdesESlCvjEw9g84uN8Yk4fG77wGcDZw1Ja4vrj9MBmzvnLMUe
 j5mizZP2L3eIgx3KKsuIT4hClGSR/oeN0cL93RUYAwZqW1q8NBuAxu1QPhXn82ZK
@@ -10,20 +10,20 @@ D0cX7BQy+GFH4XSAWSMB1w+HhLaKUESaBfSvAuX6awUu1JfbJW0yUoG+We9/RuMI
 44TDLGfVujmpRYgcOlJRBQiSXi/pMie1kdQqev0uFYRCSuM6QTkHlPYRrPXHPZks
 vmqRDe1do7TgnFkCAwEAAaOCAhgwggIUMA4GA1UdDwEB/wQEAwIFoDAdBgNVHSUE
 FjAUBggrBgEFBQcDAQYIKwYBBQUHAwIwDAYDVR0TAQH/BAIwADAdBgNVHQ4EFgQU
-PIwzPDkx1+DgEji18Q8rc+Y0dXAwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+v
+/5eDjZg72Si+KDYT4z09SwYeiyIwHwYDVR0jBBgwFoAUFC6zF7dYVsuuUAlA5h+v
 nYsUwsYwVQYIKwYBBQUHAQEESTBHMCEGCCsGAQUFBzABhhVodHRwOi8vcjMuby5s
 ZW5jci5vcmcwIgYIKwYBBQUHMAKGFmh0dHA6Ly9yMy5pLmxlbmNyLm9yZy8wIQYD
 VR0RBBowGIILKi5yZWR4ZW4uZXWCCXJlZHhlbi5ldTATBgNVHSAEDDAKMAgGBmeB
-DAECATCCAQQGCisGAQQB1nkCBAIEgfUEgfIA8AB2ADtTd3U+LbmAToswWwb+QDtn
-2E/D9Me9AA0tcm/h+tQXAAABjORWQIgAAAQDAEcwRQIgOW+vdqpDGQut5/q7V7By
-ENbP8AYsqx2Z+N9GCxts4NICIQCfG6ZG77rQ1PcQuD9qyKYbJjDd+tSq5ayPNe8F
-r8iPcAB2AO7N0GTV2xrOxVy3nbTNE6Iyh0Z8vOzew1FIWUZxH7WbAAABjORWQJEA
-AAQDAEcwRQIhAPnDcpZ/+isf84VmHIlSfUYG/+sDmPFTiWCkRrcKqXIHAiBpl58g
-bvu3VPLdgakZHCgEaiZuHB1YFKIT6M1YMlcULzANBgkqhkiG9w0BAQsFAAOCAQEA
-nKgLck0h4zDi4UTQF+MWSX1i2uvWND4XsuIFn9pS9lzmjUzFTzSPE9el65C8/vYk
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-cBEx/RLxaaP+3vFMiluVdpNDzP999ytNBTdFeEw/6Ywenrdq9VnLJ3FGk3b+5Zjp
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-YoTR4b8fAvwpkoDI7fjoZw==
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+7v3eidvu+ueaghK15vatmg==
 -----END CERTIFICATE-----