diff --git a/ops/nixos/cofractal-ams01/default.nix b/ops/nixos/cofractal-ams01/default.nix
index e8640bfa8b..0cc5ec7f22 100644
--- a/ops/nixos/cofractal-ams01/default.nix
+++ b/ops/nixos/cofractal-ams01/default.nix
@@ -156,8 +156,8 @@ in
   systemd.network.networks."40-enp45s0f0".linkConfig.RequiredForOnline = "no";
   systemd.network.networks."40-enp45s0f1".linkConfig.RequiredForOnline = "no";
   systemd.network.networks."50-tailscale".linkConfig.RequiredForOnline = "no";
-  my.ip.tailscale = "100.94.187.27";
-  my.ip.tailscale6 = "fd7a:115c:a1e0:ab12:4843:cd96:625e:bb1b";
+  my.ip.tailscale = "100.83.36.130";
+  my.ip.tailscale6 = "fd7a:115c:a1e0:ab12:4843:cd96:6253:2482";
   my.coredns.bind = [ "bond0" "tailscale0" "127.0.0.1" "::1" ];
 
   services.openssh.hostKeys = [
diff --git a/ops/nixos/lib/coredns/zones/db.as205479.net b/ops/nixos/lib/coredns/zones/db.as205479.net
index abcafc1844..0f20b78532 100644
--- a/ops/nixos/lib/coredns/zones/db.as205479.net
+++ b/ops/nixos/lib/coredns/zones/db.as205479.net
@@ -3,7 +3,7 @@
 ; SPDX-License-Identifier: Apache-2.0
 
 ;              MNAME                        RNAME                  SERIAL REFRESH RETRY EXPIRE TTL
-@ 600 IN SOA   frantech-lux01.as205479.net. hostmaster.lukegb.com. 54     600     450   3600   300
+@ 600 IN SOA   frantech-lux01.as205479.net. hostmaster.lukegb.com. 55     600     450   3600   300
 
 ; NB: this are also glue records in Google Domains.
 $INCLUDE tmpl.ns
@@ -67,8 +67,8 @@ oracle-lon01.int    3600 IN AAAA fd7a:115c:a1e0:ab12:4843:cd96:625d:5528
 
 cofractal-ams01     3600 IN A    199.19.152.160
 cofractal-ams01     3600 IN AAAA 2a09:a446:1337:ffff::10
-cofractal-ams01.int 3600 IN A    100.94.187.27
-cofractal-ams01.int 3600 IN AAAA fd7a:115c:a1e0:ab12:4843:cd96:625e:bb1b
+cofractal-ams01.int 3600 IN A    100.83.36.130
+cofractal-ams01.int 3600 IN AAAA fd7a:115c:a1e0:ab12:4843:cd96:6253:2482
 
 blade-tuvok         3600 IN A    195.74.55.21
 blade-tuvok         3600 IN AAAA 2a03:ee40:8080:9:1::2