diff --git a/server/rosetta/client_online.go b/server/rosetta/client_online.go
index e78d9a6f04..0a34b8b1a8 100644
--- a/server/rosetta/client_online.go
+++ b/server/rosetta/client_online.go
@@ -76,7 +76,9 @@ func NewClient(cfg *Config) (*Client, error) {
 
 	supportedOperations = append(
 		supportedOperations,
-		bank.EventTypeCoinSpent, bank.EventTypeCoinReceived,
+		bank.EventTypeCoinSpent,
+		bank.EventTypeCoinReceived,
+		bank.EventTypeCoinBurn,
 	)
 
 	return &Client{
@@ -185,6 +187,10 @@ func (c *Client) BlockByHash(ctx context.Context, hash string) (crgtypes.BlockRe
 }
 
 func (c *Client) BlockByHeight(ctx context.Context, height *int64) (crgtypes.BlockResponse, error) {
+	height, err := c.getHeight(ctx, height)
+	if err != nil {
+		return crgtypes.BlockResponse{}, crgerrs.WrapError(crgerrs.ErrBadGateway, err.Error())
+	}
 	block, err := c.tmRPC.Block(ctx, height)
 	if err != nil {
 		return crgtypes.BlockResponse{}, crgerrs.WrapError(crgerrs.ErrBadGateway, err.Error())
@@ -204,6 +210,10 @@ func (c *Client) BlockTransactionsByHash(ctx context.Context, hash string) (crgt
 }
 
 func (c *Client) BlockTransactionsByHeight(ctx context.Context, height *int64) (crgtypes.BlockTransactionsResponse, error) {
+	height, err := c.getHeight(ctx, height)
+	if err != nil {
+		return crgtypes.BlockTransactionsResponse{}, crgerrs.WrapError(crgerrs.ErrBadGateway, err.Error())
+	}
 	blockTxResp, err := c.blockTxs(ctx, height)
 	if err != nil {
 		return crgtypes.BlockTransactionsResponse{}, err
@@ -468,3 +478,16 @@ func (c *Client) blockTxs(ctx context.Context, height *int64) (crgtypes.BlockTra
 		Transactions:  finalTxs,
 	}, nil
 }
+
+func (c *Client) getHeight(ctx context.Context, height *int64) (realHeight *int64, err error) {
+	if height != nil && *height == -1 {
+		genesis, err := c.tmRPC.Genesis(ctx)
+		if err != nil {
+			return nil, err
+		}
+		realHeight = &(genesis.Genesis.InitialHeight)
+	} else {
+		realHeight = height
+	}
+	return
+}
diff --git a/server/rosetta/lib/internal/service/offline.go b/server/rosetta/lib/internal/service/offline.go
index cc420cc431..0d0f4eb1b4 100644
--- a/server/rosetta/lib/internal/service/offline.go
+++ b/server/rosetta/lib/internal/service/offline.go
@@ -17,7 +17,7 @@ func NewOffline(network *types.NetworkIdentifier, client crgtypes.Client) (crgty
 		OnlineNetwork{
 			client:         client,
 			network:        network,
-			networkOptions: networkOptionsFromClient(client),
+			networkOptions: networkOptionsFromClient(client, nil),
 		},
 	}, nil
 }
diff --git a/server/rosetta/lib/internal/service/online.go b/server/rosetta/lib/internal/service/online.go
index 4853a0fcd2..c431541726 100644
--- a/server/rosetta/lib/internal/service/online.go
+++ b/server/rosetta/lib/internal/service/online.go
@@ -19,7 +19,7 @@ func NewOnlineNetwork(network *types.NetworkIdentifier, client crgtypes.Client)
 	ctx, cancel := context.WithTimeout(context.Background(), genesisBlockFetchTimeout)
 	defer cancel()
 
-	var genesisHeight int64 = 1
+	var genesisHeight int64 = -1 // to use initial_height in genesis.json
 	block, err := client.BlockByHeight(ctx, &genesisHeight)
 	if err != nil {
 		return OnlineNetwork{}, err
@@ -28,7 +28,7 @@ func NewOnlineNetwork(network *types.NetworkIdentifier, client crgtypes.Client)
 	return OnlineNetwork{
 		client:                 client,
 		network:                network,
-		networkOptions:         networkOptionsFromClient(client),
+		networkOptions:         networkOptionsFromClient(client, block.Block),
 		genesisBlockIdentifier: block.Block,
 	}, nil
 }
@@ -50,7 +50,11 @@ func (o OnlineNetwork) AccountCoins(_ context.Context, _ *types.AccountCoinsRequ
 }
 
 // networkOptionsFromClient builds network options given the client
-func networkOptionsFromClient(client crgtypes.Client) *types.NetworkOptionsResponse {
+func networkOptionsFromClient(client crgtypes.Client, genesisBlock *types.BlockIdentifier) *types.NetworkOptionsResponse {
+	var tsi *int64 = nil
+	if genesisBlock != nil {
+		tsi = &(genesisBlock.Index)
+	}
 	return &types.NetworkOptionsResponse{
 		Version: &types.Version{
 			RosettaVersion: crgtypes.SpecVersion,
@@ -61,6 +65,7 @@ func networkOptionsFromClient(client crgtypes.Client) *types.NetworkOptionsRespo
 			OperationTypes:          client.SupportedOperations(),
 			Errors:                  crgerrs.SealAndListErrors(),
 			HistoricalBalanceLookup: true,
+			TimestampStartIndex:     tsi,
 		},
 	}
 }