diff --git a/apps/ensapi/src/handlers/api/explore/registrar-actions-api.ts b/apps/ensapi/src/handlers/api/explore/registrar-actions-api.ts
index 1e14060ab..89a0093a6 100644
--- a/apps/ensapi/src/handlers/api/explore/registrar-actions-api.ts
+++ b/apps/ensapi/src/handlers/api/explore/registrar-actions-api.ts
@@ -1,3 +1,5 @@
+import { trace } from "@opentelemetry/api";
+
 import {
   buildPageContext,
   type Node,
@@ -10,6 +12,7 @@ import {
 } from "@ensnode/ensnode-sdk";
 
 import { createApp } from "@/lib/hono-factory";
+import { withActiveSpanAsync } from "@/lib/instrumentation/auto-span";
 import { makeLogger } from "@/lib/logger";
 import { findRegistrarActions } from "@/lib/registrar-actions/find-registrar-actions";
 import { indexingStatusMiddleware } from "@/middleware/indexing-status.middleware";
@@ -24,56 +27,69 @@ import {
 const app = createApp({ middlewares: [indexingStatusMiddleware, registrarActionsApiMiddleware] });
 
 const logger = makeLogger("registrar-actions-api");
+const tracer = trace.getTracer("registrar-actions-api");
 
 // Shared business logic for fetching registrar actions
 async function fetchRegistrarActions(parentNode: Node | undefined, query: RegistrarActionsQuery) {
-  const {
-    orderBy,
-    page,
-    recordsPerPage,
-    withReferral,
-    decodedReferrer,
-    beginTimestamp,
-    endTimestamp,
-  } = query;
-
-  const filters: RegistrarActionsFilter[] = [];
-
-  if (parentNode) {
-    filters.push(registrarActionsFilter.byParentNode(parentNode));
-  }
-
-  if (withReferral) {
-    filters.push(registrarActionsFilter.withReferral(true));
-  }
-
-  if (decodedReferrer) {
-    filters.push(registrarActionsFilter.byDecodedReferrer(decodedReferrer));
-  }
-
-  if (beginTimestamp) {
-    filters.push(registrarActionsFilter.beginTimestamp(beginTimestamp));
-  }
-
-  if (endTimestamp) {
-    filters.push(registrarActionsFilter.endTimestamp(endTimestamp));
-  }
-
-  // Calculate offset from page and recordsPerPage
-  const offset = (page - 1) * recordsPerPage;
-
-  // Find the latest "logical registrar actions" with pagination
-  const { registrarActions, totalRecords } = await findRegistrarActions({
-    filters,
-    orderBy,
-    limit: recordsPerPage,
-    offset,
-  });
-
-  // Build page context
-  const pageContext = buildPageContext(page, recordsPerPage, totalRecords);
-
-  return { registrarActions, pageContext };
+  return withActiveSpanAsync(
+    tracer,
+    "fetchRegistrarActions",
+    {
+      parentNode: parentNode ?? "undefined",
+      page: query.page,
+      recordsPerPage: query.recordsPerPage,
+      orderBy: query.orderBy,
+    },
+    async () => {
+      const {
+        orderBy,
+        page,
+        recordsPerPage,
+        withReferral,
+        decodedReferrer,
+        beginTimestamp,
+        endTimestamp,
+      } = query;
+
+      const filters: RegistrarActionsFilter[] = [];
+
+      if (parentNode) {
+        filters.push(registrarActionsFilter.byParentNode(parentNode));
+      }
+
+      if (withReferral) {
+        filters.push(registrarActionsFilter.withReferral(true));
+      }
+
+      if (decodedReferrer) {
+        filters.push(registrarActionsFilter.byDecodedReferrer(decodedReferrer));
+      }
+
+      if (beginTimestamp) {
+        filters.push(registrarActionsFilter.beginTimestamp(beginTimestamp));
+      }
+
+      if (endTimestamp) {
+        filters.push(registrarActionsFilter.endTimestamp(endTimestamp));
+      }
+
+      // Calculate offset from page and recordsPerPage
+      const offset = (page - 1) * recordsPerPage;
+
+      // Find the latest "logical registrar actions" with pagination
+      const { registrarActions, totalRecords } = await findRegistrarActions({
+        filters,
+        orderBy,
+        limit: recordsPerPage,
+        offset,
+      });
+
+      // Build page context
+      const pageContext = buildPageContext(page, recordsPerPage, totalRecords);
+
+      return { registrarActions, pageContext };
+    },
+  );
 }
 
 /**
diff --git a/apps/ensapi/src/lib/registrar-actions/find-registrar-actions.ts b/apps/ensapi/src/lib/registrar-actions/find-registrar-actions.ts
index faee5c0ec..91bc5b402 100644
--- a/apps/ensapi/src/lib/registrar-actions/find-registrar-actions.ts
+++ b/apps/ensapi/src/lib/registrar-actions/find-registrar-actions.ts
@@ -1,3 +1,4 @@
+import { trace } from "@opentelemetry/api";
 import { and, count, desc, eq, gte, isNotNull, lte, not, type SQL } from "drizzle-orm/sql";
 
 import {
@@ -21,6 +22,9 @@ import {
 } from "@ensnode/ensnode-sdk";
 
 import { ensDb, ensIndexerSchema } from "@/lib/ensdb/singleton";
+import { withSpanAsync } from "@/lib/instrumentation/auto-span";
+
+const tracer = trace.getTracer("registrar-actions");
 
 /**
  * Build SQL for order clause from provided order param.
@@ -97,33 +101,30 @@ interface FindRegistrarActionsOptions {
 export async function _countRegistrarActions(
   filters: RegistrarActionsFilter[] | undefined,
 ): Promise<number> {
-  const countQuery = ensDb
-    .select({
-      count: count(),
-    })
-    .from(ensIndexerSchema.registrarActions)
-    // join Registration Lifecycles associated with Registrar Actions
-    .innerJoin(
-      ensIndexerSchema.registrationLifecycles,
-      eq(ensIndexerSchema.registrarActions.node, ensIndexerSchema.registrationLifecycles.node),
-    )
-    // join Domains associated with Registration Lifecycles
-    .innerJoin(
-      ensIndexerSchema.subgraph_domain,
-      eq(ensIndexerSchema.registrationLifecycles.node, ensIndexerSchema.subgraph_domain.id),
-    )
-    // join Subregistries associated with Registration Lifecycles
-    .innerJoin(
-      ensIndexerSchema.subregistries,
-      eq(
-        ensIndexerSchema.registrationLifecycles.subregistryId,
-        ensIndexerSchema.subregistries.subregistryId,
-      ),
-    )
-    .where(and(...buildWhereClause(filters)));
-
-  const result = await countQuery;
-  return result[0].count;
+  return withSpanAsync(
+    tracer,
+    "registrarActions.count",
+    { filterCount: filters?.length ?? 0 },
+    async () => {
+      const result = await ensDb
+        .select({ count: count() })
+        .from(ensIndexerSchema.registrarActions)
+        .innerJoin(
+          ensIndexerSchema.registrationLifecycles,
+          eq(ensIndexerSchema.registrarActions.node, ensIndexerSchema.registrationLifecycles.node),
+        )
+        .innerJoin(
+          ensIndexerSchema.subregistries,
+          eq(
+            ensIndexerSchema.registrationLifecycles.subregistryId,
+            ensIndexerSchema.subregistries.subregistryId,
+          ),
+        )
+        .where(and(...buildWhereClause(filters)));
+
+      return result[0].count;
+    },
+  );
 }
 
 /**
@@ -131,40 +132,47 @@ export async function _countRegistrarActions(
  * build a list of {@link NamedRegistrarAction} objects.
  */
 export async function _findRegistrarActions(options: FindRegistrarActionsOptions) {
-  const query = ensDb
-    .select({
-      registrarActions: ensIndexerSchema.registrarActions,
-      registrationLifecycles: ensIndexerSchema.registrationLifecycles,
-      subregistries: ensIndexerSchema.subregistries,
-      domain: ensIndexerSchema.subgraph_domain,
-    })
-    .from(ensIndexerSchema.registrarActions)
-    // join Registration Lifecycles associated with Registrar Actions
-    .innerJoin(
-      ensIndexerSchema.registrationLifecycles,
-      eq(ensIndexerSchema.registrarActions.node, ensIndexerSchema.registrationLifecycles.node),
-    )
-    // join Domains associated with Registration Lifecycles
-    .innerJoin(
-      ensIndexerSchema.subgraph_domain,
-      eq(ensIndexerSchema.registrationLifecycles.node, ensIndexerSchema.subgraph_domain.id),
-    )
-    // join Subregistries associated with Registration Lifecycles
-    .innerJoin(
-      ensIndexerSchema.subregistries,
-      eq(
-        ensIndexerSchema.registrationLifecycles.subregistryId,
-        ensIndexerSchema.subregistries.subregistryId,
-      ),
-    )
-    .where(and(...buildWhereClause(options.filters)))
-    .orderBy(buildOrderByClause(options.orderBy))
-    .limit(options.limit)
-    .offset(options.offset);
-
-  const records = await query;
-
-  return records;
+  return withSpanAsync(
+    tracer,
+    "registrarActions.find",
+    {
+      filterCount: options.filters?.length ?? 0,
+      orderBy: options.orderBy,
+      limit: options.limit,
+      offset: options.offset,
+    },
+    () =>
+      ensDb
+        .select({
+          registrarActions: ensIndexerSchema.registrarActions,
+          registrationLifecycles: ensIndexerSchema.registrationLifecycles,
+          subregistries: ensIndexerSchema.subregistries,
+          domain: ensIndexerSchema.subgraph_domain,
+        })
+        .from(ensIndexerSchema.registrarActions)
+        // join Registration Lifecycles associated with Registrar Actions
+        .innerJoin(
+          ensIndexerSchema.registrationLifecycles,
+          eq(ensIndexerSchema.registrarActions.node, ensIndexerSchema.registrationLifecycles.node),
+        )
+        // join Domains associated with Registration Lifecycles
+        .innerJoin(
+          ensIndexerSchema.subgraph_domain,
+          eq(ensIndexerSchema.registrationLifecycles.node, ensIndexerSchema.subgraph_domain.id),
+        )
+        // join Subregistries associated with Registration Lifecycles
+        .innerJoin(
+          ensIndexerSchema.subregistries,
+          eq(
+            ensIndexerSchema.registrationLifecycles.subregistryId,
+            ensIndexerSchema.subregistries.subregistryId,
+          ),
+        )
+        .where(and(...buildWhereClause(options.filters)))
+        .orderBy(buildOrderByClause(options.orderBy))
+        .limit(options.limit)
+        .offset(options.offset),
+  );
 }
 
 type MapToNamedRegistrarActionArgs = Awaited<ReturnType<typeof _findRegistrarActions>>[0];
@@ -176,7 +184,7 @@ type MapToNamedRegistrarActionArgs = Awaited<ReturnType<typeof _findRegistrarAct
  */
 function _mapToNamedRegistrarAction(record: MapToNamedRegistrarActionArgs): NamedRegistrarAction {
   // Invariant: The FQDN `name` of the Domain associated with the `node` must exist.
-  if (!record.domain.name === null) {
+  if (record.domain.name === null) {
     throw new Error(`Domain 'name' must exists for '${record.registrationLifecycles.node}' node.`);
   }