diff --git a/cumulus/parachains/chain-specs/coretime-kusama.json b/cumulus/parachains/chain-specs/coretime-kusama.json
index ebb79e03f0455..c22daf54db24f 100644
--- a/cumulus/parachains/chain-specs/coretime-kusama.json
+++ b/cumulus/parachains/chain-specs/coretime-kusama.json
@@ -6,7 +6,9 @@
     "/dns/kusama-coretime-connect-a-0.polkadot.io/tcp/30334/p2p/12D3KooWR7Biy6nPgQFhk2eYP62pAkcFA6he9RUFURTDh7ewTjpo",
     "/dns/kusama-coretime-connect-a-1.polkadot.io/tcp/30334/p2p/12D3KooWAGFiMZDF9RxdacrkenzGdo8nhfSe9EXofHc5mHeJ9vGX",
     "/dns/kusama-coretime-connect-a-0.polkadot.io/tcp/443/wss/p2p/12D3KooWR7Biy6nPgQFhk2eYP62pAkcFA6he9RUFURTDh7ewTjpo",
-    "/dns/kusama-coretime-connect-a-1.polkadot.io/tcp/443/wss/p2p/12D3KooWAGFiMZDF9RxdacrkenzGdo8nhfSe9EXofHc5mHeJ9vGX"
+    "/dns/kusama-coretime-connect-a-1.polkadot.io/tcp/443/wss/p2p/12D3KooWAGFiMZDF9RxdacrkenzGdo8nhfSe9EXofHc5mHeJ9vGX",
+    "/dns/boot.metaspan.io/tcp/33024/p2p/12D3KooWPmwMhG54ixDv2b3sCfYEJ1DWDrjaduBCBwqFFdqvVsmS",
+    "/dns/boot.metaspan.io/tcp/33026/wss/p2p/12D3KooWPmwMhG54ixDv2b3sCfYEJ1DWDrjaduBCBwqFFdqvVsmS"
   ],
   "telemetryEndpoints": null,
   "protocolId": null,
@@ -89,4 +91,4 @@
       "childrenDefault": {}
     }
   }
-}
\ No newline at end of file
+}
diff --git a/cumulus/parachains/chain-specs/coretime-westend.json b/cumulus/parachains/chain-specs/coretime-westend.json
index 85e129e684896..ab2e97fdbf41d 100644
--- a/cumulus/parachains/chain-specs/coretime-westend.json
+++ b/cumulus/parachains/chain-specs/coretime-westend.json
@@ -10,6 +10,7 @@
     "/dns/westend-coretime-collator-node-0.parity-testnet.parity.io/tcp/443/wss/p2p/12D3KooWP93Dzk8T7GWxyWw9jhLcz8Pksokk3R9vL2eEH337bNkT",
     "/dns/westend-coretime-collator-node-1.parity-testnet.parity.io/tcp/443/wss/p2p/12D3KooWMh2imeAzsZKGQgm2cv6Uoep3GBYtwGfujt1bs5YfVzkH",
     "/dns/boot.metaspan.io/tcp/33019/p2p/12D3KooWCa1uNnEZqiqJY9jkKNQxwSLGPeZ5MjWHhjQMGwga9JMM",
+    "/dns/boot.metaspan.io/tcp/33020/wss/p2p/12D3KooWCa1uNnEZqiqJY9jkKNQxwSLGPeZ5MjWHhjQMGwga9JMM",
     "/dns/boot-node.helikon.io/tcp/9420/p2p/12D3KooWFBPartM873MNm1AmVK3etUz34cAE9A9rwPztPno2epQ3",
     "/dns/boot-node.helikon.io/tcp/9422/wss/p2p/12D3KooWFBPartM873MNm1AmVK3etUz34cAE9A9rwPztPno2epQ3",
     "/dns/coretime-westend-boot-ng.dwellir.com/tcp/443/wss/p2p/12D3KooWHewSFwJueRprNZNfkncdjud9DrGzvP1qfmgPd7VK66gw",
diff --git a/polkadot/node/service/chain-specs/kusama.json b/polkadot/node/service/chain-specs/kusama.json
index 490b39ee69693..aa5a199cfee64 100644
--- a/polkadot/node/service/chain-specs/kusama.json
+++ b/polkadot/node/service/chain-specs/kusama.json
@@ -20,9 +20,9 @@
     "/dns/kusama.bootnodes.polkadotters.com/tcp/30313/wss/p2p/12D3KooWHB5rTeNkQdXNJ9ynvGz8Lpnmsctt7Tvp7mrYv6bcwbPG",
     "/dns/boot-cr.gatotech.network/tcp/33200/p2p/12D3KooWRNZXf99BfzQDE1C8YhuBbuy7Sj18UEf7FNpD8egbURYD",
     "/dns/boot-cr.gatotech.network/tcp/35200/wss/p2p/12D3KooWRNZXf99BfzQDE1C8YhuBbuy7Sj18UEf7FNpD8egbURYD",
-    "/dns/boot-kusama.metaspan.io/tcp/23012/p2p/12D3KooWE1tq9ZL9AAxMiUBBqy1ENmh5pwfWabnoBPMo8gFPXhn6",
-    "/dns/boot-kusama.metaspan.io/tcp/23015/ws/p2p/12D3KooWE1tq9ZL9AAxMiUBBqy1ENmh5pwfWabnoBPMo8gFPXhn6",
-    "/dns/boot-kusama.metaspan.io/tcp/23016/wss/p2p/12D3KooWE1tq9ZL9AAxMiUBBqy1ENmh5pwfWabnoBPMo8gFPXhn6",
+    "/dns/boot.metaspan.io/tcp/23012/p2p/12D3KooWE1tq9ZL9AAxMiUBBqy1ENmh5pwfWabnoBPMo8gFPXhn6",
+    "/dns/boot.metaspan.io/tcp/23015/ws/p2p/12D3KooWE1tq9ZL9AAxMiUBBqy1ENmh5pwfWabnoBPMo8gFPXhn6",
+    "/dns/boot.metaspan.io/tcp/23016/wss/p2p/12D3KooWE1tq9ZL9AAxMiUBBqy1ENmh5pwfWabnoBPMo8gFPXhn6",
     "/dns/kusama-bootnode.turboflakes.io/tcp/30305/p2p/12D3KooWR6cMhCYRhbJdqYZfzWZT6bcck3unpRLk8GBQGmHBgPwu",
     "/dns/kusama-bootnode.turboflakes.io/tcp/30405/wss/p2p/12D3KooWR6cMhCYRhbJdqYZfzWZT6bcck3unpRLk8GBQGmHBgPwu",
     "/dns/kusama-boot-ng.dwellir.com/tcp/443/wss/p2p/12D3KooWLswepVYVdCNduvWRTyNTaDMXEBcmvJdZ9Bhw3u2Jhad2",
diff --git a/polkadot/node/service/chain-specs/polkadot.json b/polkadot/node/service/chain-specs/polkadot.json
index 035705437072f..bf0599f0bdc5f 100644
--- a/polkadot/node/service/chain-specs/polkadot.json
+++ b/polkadot/node/service/chain-specs/polkadot.json
@@ -21,9 +21,9 @@
     "/dns/polkadot.bootnodes.polkadotters.com/tcp/30316/wss/p2p/12D3KooWPAVUgBaBk6n8SztLrMk8ESByncbAfRKUdxY1nygb9zG3",
     "/dns/boot-cr.gatotech.network/tcp/33100/p2p/12D3KooWK4E16jKk9nRhvC4RfrDVgcZzExg8Q3Q2G7ABUUitks1w",
     "/dns/boot-cr.gatotech.network/tcp/35100/wss/p2p/12D3KooWK4E16jKk9nRhvC4RfrDVgcZzExg8Q3Q2G7ABUUitks1w",
-    "/dns/boot-polkadot.metaspan.io/tcp/13012/p2p/12D3KooWRjHFApinuqSBjoaDjQHvxwubQSpEVy5hrgC9Smvh92WF",
-    "/dns/boot-polkadot.metaspan.io/tcp/13015/ws/p2p/12D3KooWRjHFApinuqSBjoaDjQHvxwubQSpEVy5hrgC9Smvh92WF",
-    "/dns/boot-polkadot.metaspan.io/tcp/13016/wss/p2p/12D3KooWRjHFApinuqSBjoaDjQHvxwubQSpEVy5hrgC9Smvh92WF",
+    "/dns/boot.metaspan.io/tcp/13012/p2p/12D3KooWRjHFApinuqSBjoaDjQHvxwubQSpEVy5hrgC9Smvh92WF",
+    "/dns/boot.metaspan.io/tcp/13015/ws/p2p/12D3KooWRjHFApinuqSBjoaDjQHvxwubQSpEVy5hrgC9Smvh92WF",
+    "/dns/boot.metaspan.io/tcp/13016/wss/p2p/12D3KooWRjHFApinuqSBjoaDjQHvxwubQSpEVy5hrgC9Smvh92WF",
     "/dns/polkadot-bootnode.turboflakes.io/tcp/30300/p2p/12D3KooWHJBMZgt7ymAdTRtadPcGXpJw79vBGe8z53r9JMkZW7Ha",
     "/dns/polkadot-bootnode.turboflakes.io/tcp/30400/wss/p2p/12D3KooWHJBMZgt7ymAdTRtadPcGXpJw79vBGe8z53r9JMkZW7Ha",
     "/dns/polkadot-boot-ng.dwellir.com/tcp/443/wss/p2p/12D3KooWFFqjBKoSdQniRpw1Y8W6kkV7takWv1DU2ZMkaA81PYVq",
diff --git a/polkadot/node/service/chain-specs/westend.json b/polkadot/node/service/chain-specs/westend.json
index 775f3e72ac755..9dfc715df46de 100644
--- a/polkadot/node/service/chain-specs/westend.json
+++ b/polkadot/node/service/chain-specs/westend.json
@@ -18,9 +18,9 @@
     "/dns/westend.bootnodes.polkadotters.com/tcp/30310/wss/p2p/12D3KooWHPHb64jXMtSRJDrYFATWeLnvChL8NtWVttY67DCH1eC5",
     "/dns/boot-cr.gatotech.network/tcp/33300/p2p/12D3KooWQGR1vUhoy6mvQorFp3bZFn6NNezhQZ6NWnVV7tpFgoPd",
     "/dns/boot-cr.gatotech.network/tcp/35300/wss/p2p/12D3KooWQGR1vUhoy6mvQorFp3bZFn6NNezhQZ6NWnVV7tpFgoPd",
-    "/dns/boot-westend.metaspan.io/tcp/33012/p2p/12D3KooWNTau7iG4G9cUJSwwt2QJP1W88pUf2SgqsHjRU2RL8pfa",
-    "/dns/boot-westend.metaspan.io/tcp/33015/ws/p2p/12D3KooWNTau7iG4G9cUJSwwt2QJP1W88pUf2SgqsHjRU2RL8pfa",
-    "/dns/boot-westend.metaspan.io/tcp/33016/wss/p2p/12D3KooWNTau7iG4G9cUJSwwt2QJP1W88pUf2SgqsHjRU2RL8pfa",
+    "/dns/boot.metaspan.io/tcp/33012/p2p/12D3KooWNTau7iG4G9cUJSwwt2QJP1W88pUf2SgqsHjRU2RL8pfa",
+    "/dns/boot.metaspan.io/tcp/33015/ws/p2p/12D3KooWNTau7iG4G9cUJSwwt2QJP1W88pUf2SgqsHjRU2RL8pfa",
+    "/dns/boot.metaspan.io/tcp/33016/wss/p2p/12D3KooWNTau7iG4G9cUJSwwt2QJP1W88pUf2SgqsHjRU2RL8pfa",
     "/dns/westend-bootnode.turboflakes.io/tcp/30310/p2p/12D3KooWJvPDCZmReU46ghpCMJCPVUvUCav4WQdKtXQhZgJdH6tZ",
     "/dns/westend-bootnode.turboflakes.io/tcp/30410/wss/p2p/12D3KooWJvPDCZmReU46ghpCMJCPVUvUCav4WQdKtXQhZgJdH6tZ",
     "/dns/westend-boot-ng.dwellir.com/tcp/443/wss/p2p/12D3KooWJifoDhCL3swAKt7MWhFb7wLRFD9oG33AL3nAathmU24x",