Hi Yes,
You can find assets reference in a page using AssetReferenceSearch and
Replication status of page or assets either by Replicator or Node API.
Example servlet which find all the assets referred in a page and their replication status
Resource resource = req.getResourceResolver().getResource(pagePath+"/"+JcrConstants.JCR_CONTENT);
Node node = resource.adaptTo(Node.class);
AssetReferenceSearch assetReference = new AssetReferenceSearch(node,"/content/dam",req.getResourceResolver());
for (Map.Entry<String, Asset> assetMap : assetReference.search().entrySet()) {
// String val = assetMap.getKey();
Asset asset = assetMap.getValue();
Resource resource2 = req.getResourceResolver().getResource(asset.getPath()+"/"+JcrConstants.JCR_CONTENT);
Node assetsNode = resource2.adaptTo(Node.class);
String replicationStstus ="NOT REPLICATED YET";
if(assetsNode.hasProperty(REPLICATION_PROPERTY)) {
replicationStatus = assetsNode.getProperty(REPLICATION_PROPERTY).getString();
}
log.debug("Assets "+asset.getPath() + " --- Replication Status "+replicationStatus);
}

aem63app-repo/GetPageAsset.java at master · arunpatidar02/aem63app-repo · GitHub
Thanks
Arun