diff --git a/frontend/components/bc/header/MainHeader.vue b/frontend/components/bc/header/MainHeader.vue
index 5a2295110..d229392a6 100644
--- a/frontend/components/bc/header/MainHeader.vue
+++ b/frontend/components/bc/header/MainHeader.vue
@@ -117,11 +117,14 @@ const userMenu = computed(() => {
         <FontAwesomeIcon :icon="faBars" class="burger" @click.stop.prevent="toggleMegaMenu" />
       </div>
 
-      <div class="grid-cell logo">
-        <BcLink to="/" class="logo-component">
+      <div class="grid-cell explorer-info">
+        <BcLink to="/" class="logo">
           <IconBeaconchainLogo alt="Beaconcha.in logo" />
-          beaconcha.in
+          <span class="name">beaconcha.in</span>
         </BcLink>
+        <span class="variant">
+          v2 beta | {{ networkInfo.name }}
+        </span>
       </div>
 
       <div class="grid-cell mega-menu">
@@ -136,7 +139,7 @@ const userMenu = computed(() => {
 @use "~/assets/css/fonts.scss";
 
 // do not change these two values without changing the values in types/header.ts accordingly
-$mobileHeaderThreshold: 470px;
+$mobileHeaderThreshold: 600px;
 $smallHeaderThreshold: 1024px;
 
 .anchor {
@@ -278,7 +281,7 @@ $smallHeaderThreshold: 1024px;
       }
     }
 
-    .logo {
+    .explorer-info {
       grid-column: 2;
       @media (min-width: $smallHeaderThreshold) {
         @include bottom-cell(2);
@@ -286,26 +289,46 @@ $smallHeaderThreshold: 1024px;
       @media (max-width: $smallHeaderThreshold) {
         grid-row: 1;
       }
-      .logo-component {
+      height: unset;
+
+      .logo {
         display: flex;
-        align-items: flex-end;
+        position: relative;
+        margin-top: auto;
         gap: var(--padding);
         font-family: var(--logo_font_family);
         font-size: var(--logo_font_size);
         font-weight: var(--logo_font_weight);
         letter-spacing: var(--logo_letter_spacing);
-        line-height: 20px;
+        svg {
+          margin-top: auto;
+        }
+        .name {
+          display: inline-flex;
+          position: relative;
+          margin-top: auto;
+          line-height: 22px;
+        }
         @media (max-width: 1359px) {
           font-size: var(--logo_small_font_size);
           letter-spacing: var(--logo_small_letter_spacing);
           gap: 6px;
-          align-items: center;
+          .name {
+            line-height: 14px;
+          }
           svg {
             height: 18px;
-            margin-bottom: 7px;
           }
         }
       }
+
+      .variant {
+        position: relative;
+        margin-top: auto;
+        line-height: 10px;
+        font-size: var(--tiny_text_font_size);
+        color: var(--megamenu-text-color);
+      }
     }
 
     .mega-menu {
diff --git a/frontend/components/bc/toggle/SingleBar.vue b/frontend/components/bc/toggle/SingleBar.vue
index 61d1d6537..456d0920d 100644
--- a/frontend/components/bc/toggle/SingleBar.vue
+++ b/frontend/components/bc/toggle/SingleBar.vue
@@ -5,6 +5,7 @@ interface Props {
   buttons: {
     icon?: IconDefinition,
     text?: string,
+    subText?: string,
     component?: Component,
     componentProps?: any,
     componentClass?: string,
@@ -44,6 +45,7 @@ function onButtonClicked (value: string) {
       :key="button.value"
       :icon="button.icon"
       :text="button.text"
+      :sub-text="button.subText"
       :selected="values[button.value]"
       :disabled="button.disabled"
       @click="!button.disabled && onButtonClicked(button.value)"
diff --git a/frontend/components/bc/toggle/SingleBarButton.vue b/frontend/components/bc/toggle/SingleBarButton.vue
index b90074a24..fc183123b 100644
--- a/frontend/components/bc/toggle/SingleBarButton.vue
+++ b/frontend/components/bc/toggle/SingleBarButton.vue
@@ -3,20 +3,28 @@ import type { IconDefinition } from '@fortawesome/fontawesome-svg-core'
 import { FontAwesomeIcon } from '@fortawesome/vue-fontawesome'
 interface Props {
   icon?: IconDefinition,
-  text?: string
+  text?: string,
+  subText?: string,
   selected: boolean,
   disabled?:boolean,
 }
-defineProps<Props>()
+const props = defineProps<Props>()
 
+const topBottomPadding = computed(() => props.subText ? '8px' : '16px')
 </script>
 
 <template>
-  <ToggleButton class="bc-toggle" :disabled="disabled" :model-value="selected" :on-label="text" :off-label="text">
+  <ToggleButton class="bc-toggle" :disabled="disabled" :model-value="selected">
     <template #icon="slotProps">
       <slot name="icon" v-bind="slotProps">
         <FontAwesomeIcon v-if="icon" :icon="icon" />
       </slot>
+      <div class="label">
+        {{ text }}
+        <div v-if="subText" class="sub">
+          {{ subText }}
+        </div>
+      </div>
     </template>
   </ToggleButton>
 </template>
@@ -34,7 +42,7 @@ defineProps<Props>()
 
       width: 100%;
       height: 100%;
-      padding: 16px 0 15px 0;
+      padding: v-bind(topBottomPadding) 0;
       border: 1px var(--container-border-color) solid;
       border-radius: var(--border-radius);
       background-color: var(--container-background);
@@ -46,7 +54,7 @@ defineProps<Props>()
       }
 
       :deep(.p-button-label) {
-        @include fonts.subtitle_text;
+        display: none;
       }
 
       :deep(svg) {
@@ -58,5 +66,12 @@ defineProps<Props>()
       }
     }
   }
+
+  .label {
+    @include fonts.subtitle_text;
+    .sub {
+      font-size: var(--tiny_text_font_size);
+    }
+  }
 }
 </style>
diff --git a/frontend/components/dashboard/creation/DashboardCreationNetworkMask.vue b/frontend/components/dashboard/creation/DashboardCreationNetworkMask.vue
index 22b1906c2..6be7295f3 100644
--- a/frontend/components/dashboard/creation/DashboardCreationNetworkMask.vue
+++ b/frontend/components/dashboard/creation/DashboardCreationNetworkMask.vue
@@ -22,10 +22,11 @@ watch(selection, (value) => { network.value = Number(value) as ChainIDs })
 const buttonList = ValidatorDashboardNetworkList.map((chainId) => {
   return {
     value: String(chainId),
-    text: ChainInfo[chainId].name,
+    text: ChainInfo[chainId].family as string,
+    subText: (ChainInfo[chainId].name !== ChainInfo[chainId].family as string) ? ChainInfo[chainId].name : ChainInfo[chainId].description,
     disabled: !useRuntimeConfig().public.showInDevelopment && chainId !== currentNetwork.value, // TODO: simply set `false` for everything once dashboards can be created for all the networks in `ValidatorDashboardNetworkList`
     component: IconNetwork,
-    componentProps: { chainId, colored: false },
+    componentProps: { chainId, colored: false, harmonizePerceivedSize: true },
     componentClass: 'dashboard-creation-button-network-icon'
   }
 })
diff --git a/frontend/composables/useBcSeo.ts b/frontend/composables/useBcSeo.ts
index ac82efd8f..289e0760c 100644
--- a/frontend/composables/useBcSeo.ts
+++ b/frontend/composables/useBcSeo.ts
@@ -1,6 +1,7 @@
 export function useBcSeo (pageTitle?: string | Ref<string | number | undefined> | ComputedRef<string | number | undefined>, removeDynamicUrlValue = false) {
   const { t: $t } = useI18n()
   const route = useRoute()
+  const { networkInfo } = useNetworkStore()
 
   const year = new Date().getFullYear()
 
@@ -23,7 +24,7 @@ export function useBcSeo (pageTitle?: string | Ref<string | number | undefined>
     } else if (pageTitle?.value) {
       parts.splice(0, 0, `${pageTitle.value}`)
     }
-    return parts.join(' - ')
+    return networkInfo.value.description + ' ' + networkInfo.value.name + ' ' + parts.join(' - ')
   }
 
   useSeoMeta({
diff --git a/frontend/stores/useNetworkStore.ts b/frontend/stores/useNetworkStore.ts
index 1d581e812..5c8906b64 100644
--- a/frontend/stores/useNetworkStore.ts
+++ b/frontend/stores/useNetworkStore.ts
@@ -10,14 +10,11 @@ interface ApiChainInfo {
 
 const store = defineStore('network-store', () => {
   const data = ref<{
-    availableNetworks: ApiChainInfo[],
-    currentNetwork: networkTs.ChainIDs,
-    currentNetworkHasBeenChosen: boolean
+    availableNetworks: networkTs.ChainIDs[],
+    currentNetwork: networkTs.ChainIDs
   }>({
-    // default values if anything wrong happens when the list of available networks is requested from the API
-    availableNetworks: [{ chain_id: networkTs.ChainIDs.Ethereum, name: networkTs.ChainInfo[networkTs.ChainIDs.Ethereum].name }],
-    currentNetwork: networkTs.ChainIDs.Ethereum,
-    currentNetworkHasBeenChosen: false
+    availableNetworks: [networkTs.ChainIDs.Ethereum],
+    currentNetwork: networkTs.ChainIDs.Any // this impossible value by defaut must be kept, it ensures that the `computed` of `currentNetwork` selects the network of highest priority when `setCurrentNetwork()` has not been called yet
   })
   return { data }
 })
@@ -28,28 +25,26 @@ export function useNetworkStore () {
   /**
    * Needs to be called once, when the front-end is loading. Unnecessary afterwards.
    */
-  async function loadAvailableNetworks () {
+  async function loadAvailableNetworks () : Promise<boolean> {
     try {
       const { fetch } = useCustomFetch()
-      const list = await fetch<ApiDataResponse<ApiChainInfo[]>>(API_PATH.AVAILABLE_NETWORKS)
-      data.value.availableNetworks = list.data.sort((a, b) => networkTs.ChainInfo[a.chain_id].priority - networkTs.ChainInfo[b.chain_id].priority)
-      if (!data.value.currentNetworkHasBeenChosen) {
-      // by default, the current network is the one with the best priority
-        data.value.currentNetwork = data.value.availableNetworks[0].chain_id
+      const response = await fetch<ApiDataResponse<ApiChainInfo[]>>(API_PATH.AVAILABLE_NETWORKS)
+      if (!response.data || !response.data.length) {
+        return false
       }
+      data.value.availableNetworks = networkTs.sortChainIDsByPriority(response.data.map(apiInfo => apiInfo.chain_id))
       return true
     } catch {
       return false
     }
   }
 
-  const availableNetworks = computed(() => data.value.availableNetworks.map(apiInfo => apiInfo.chain_id))
-  const currentNetwork = computed(() => data.value.currentNetwork)
-  const networkInfo = computed(() => networkTs.ChainInfo[data.value.currentNetwork])
+  const availableNetworks = computed(() => data.value.availableNetworks)
+  const currentNetwork = computed(() => availableNetworks.value.includes(data.value.currentNetwork) ? data.value.currentNetwork : availableNetworks.value[0])
+  const networkInfo = computed(() => networkTs.ChainInfo[currentNetwork.value])
 
   function setCurrentNetwork (chainId: networkTs.ChainIDs) {
     data.value.currentNetwork = chainId
-    data.value.currentNetworkHasBeenChosen = true
   }
 
   function isMainNet () : boolean {
diff --git a/frontend/types/header.ts b/frontend/types/header.ts
index 80cac04c1..6285d3b05 100644
--- a/frontend/types/header.ts
+++ b/frontend/types/header.ts
@@ -3,5 +3,5 @@ If you change these values, you will have to change also some hard-coded equival
 For example, in MainHeader.vue, these two definitions are repeated in the <style> section because @media
 queries do not accept to be bound with JS variables.
 */
-export const mobileHeaderThreshold = 470
+export const mobileHeaderThreshold = 600
 export const smallHeaderThreshold = 1024
diff --git a/frontend/types/network.ts b/frontend/types/network.ts
index ffb5fcaff..3617fc7f1 100644
--- a/frontend/types/network.ts
+++ b/frontend/types/network.ts
@@ -63,7 +63,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
 
   [ChainIDs.Ethereum]: {
     name: 'Ethereum',
-    description: 'Ethereum Mainnet',
+    description: 'Mainnet',
     family: ChainFamily.Ethereum,
     mainNet: ChainIDs.Ethereum,
     L1: ChainIDs.Ethereum,
@@ -77,7 +77,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
   },
   [ChainIDs.Holesky]: {
     name: 'Holesky',
-    description: 'Holesky Testnet',
+    description: 'Testnet',
     family: ChainFamily.Ethereum,
     mainNet: ChainIDs.Ethereum,
     L1: ChainIDs.Holesky,
@@ -91,7 +91,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
   },
   [ChainIDs.Sepolia]: {
     name: 'Sepolia',
-    description: 'Sepolia Testnet',
+    description: 'Testnet',
     family: ChainFamily.Ethereum,
     mainNet: ChainIDs.Ethereum,
     L1: ChainIDs.Sepolia,
@@ -106,7 +106,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
 
   [ChainIDs.ArbitrumOneEthereum]: {
     name: 'Arbitrum One',
-    description: 'Arbitrum One L2',
+    description: 'L2',
     family: ChainFamily.Arbitrum,
     mainNet: ChainIDs.ArbitrumOneEthereum,
     L1: ChainIDs.Ethereum,
@@ -120,7 +120,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
   },
   [ChainIDs.ArbitrumNovaEthereum]: {
     name: 'Arbitrum Nova',
-    description: 'Arbitrum Nova L2',
+    description: 'L2',
     family: ChainFamily.Arbitrum,
     mainNet: ChainIDs.ArbitrumNovaEthereum,
     L1: ChainIDs.Ethereum,
@@ -134,7 +134,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
   },
   [ChainIDs.ArbitrumOneSepolia]: {
     name: 'Arbitrum Sepolia',
-    description: 'Arbitrum One Sepolia Testnet',
+    description: 'Testnet',
     family: ChainFamily.Arbitrum,
     mainNet: ChainIDs.ArbitrumOneEthereum,
     L1: ChainIDs.Sepolia,
@@ -149,7 +149,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
 
   [ChainIDs.OptimismEthereum]: {
     name: 'Optimism',
-    description: 'Optimism L2',
+    description: 'L2',
     family: ChainFamily.Optimism,
     mainNet: ChainIDs.OptimismEthereum,
     L1: ChainIDs.Ethereum,
@@ -163,7 +163,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
   },
   [ChainIDs.OptimismSepolia]: {
     name: 'Optimism Sepolia',
-    description: 'Optimism Sepolia Testnet',
+    description: 'Testnet',
     family: ChainFamily.Optimism,
     mainNet: ChainIDs.OptimismEthereum,
     L1: ChainIDs.Sepolia,
@@ -178,7 +178,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
 
   [ChainIDs.BaseEthereum]: {
     name: 'Base',
-    description: 'Base L2',
+    description: 'L2',
     family: ChainFamily.Base,
     mainNet: ChainIDs.BaseEthereum,
     L1: ChainIDs.Ethereum,
@@ -192,7 +192,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
   },
   [ChainIDs.BaseSepolia]: {
     name: 'Base Sepolia',
-    description: 'Base Sepolia Testnet',
+    description: 'Testnet',
     family: ChainFamily.Base,
     mainNet: ChainIDs.BaseEthereum,
     L1: ChainIDs.Sepolia,
@@ -207,7 +207,7 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
 
   [ChainIDs.Gnosis]: {
     name: 'Gnosis',
-    description: 'Gnosis',
+    description: 'Mainnet',
     family: ChainFamily.Gnosis,
     mainNet: ChainIDs.Gnosis,
     L1: ChainIDs.Gnosis,
@@ -220,8 +220,8 @@ export const ChainInfo: Record<ChainIDs, ChainInfoFields> = {
     priority: 40
   },
   [ChainIDs.Chiado]: {
-    name: 'Gnosis Chiado',
-    description: 'Gnosis Chiado Testnet',
+    name: 'Chiado',
+    description: 'Testnet',
     family: ChainFamily.Gnosis,
     mainNet: ChainIDs.Gnosis,
     L1: ChainIDs.Chiado,