diff --git a/ops/nixos/bvm-prosody/default.nix b/ops/nixos/bvm-prosody/default.nix
index cfdf83f60b..b4b739066d 100644
--- a/ops/nixos/bvm-prosody/default.nix
+++ b/ops/nixos/bvm-prosody/default.nix
@@ -17,6 +17,7 @@
       ipv4.addresses = [{ address = "10.100.0.202"; prefixLength = 23; }];
     };
   };
+  my.ip.tailscale = "100.86.22.44";
 
   system.stateVersion = "21.05";
 }
diff --git a/ops/nixos/lib/coredns/zones/db.as205479.net b/ops/nixos/lib/coredns/zones/db.as205479.net
index 294b548de7..35b750594f 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. 7      600     450   3600   300
+@ 600 IN SOA   frantech-lux01.as205479.net. hostmaster.lukegb.com. 8      600     450   3600   300
 
 ; NB: this are also glue records in Google Domains.
 $INCLUDE tmpl.ns
@@ -56,6 +56,7 @@ blade-chakotay.int  3600 IN A    100.121.11.7
 bvm-nixosmgmt.int   3600 IN A    100.65.226.19
 bvm-ipfs.int        3600 IN A    100.73.206.41
 bvm-twitterchiver.int 3600 IN A  100.119.86.55
+bvm-prosody.int     3600 IN A    100.86.22.44
 
 ; laptops, desktops, routers
 totoro.int          3600 IN A    100.122.86.11