diff --git a/x-pack/plugins/synthetics/common/constants/client_defaults.ts b/x-pack/plugins/synthetics/common/constants/client_defaults.ts
index 161ce5fb3635d..41a5f7c64abed 100644
--- a/x-pack/plugins/synthetics/common/constants/client_defaults.ts
+++ b/x-pack/plugins/synthetics/common/constants/client_defaults.ts
@@ -77,7 +77,7 @@ export const getTimeSpanFilter = () => ({
   range: {
     'monitor.timespan': {
       lte: moment().toISOString(),
-      gte: moment().subtract(5, 'minutes').toISOString(),
+      gte: moment().subtract(20, 'minutes').toISOString(),
     },
   },
 });
diff --git a/x-pack/plugins/synthetics/common/requests/get_certs_request_body.ts b/x-pack/plugins/synthetics/common/requests/get_certs_request_body.ts
index b7e7006cc1b05..e6adc1cde8e23 100644
--- a/x-pack/plugins/synthetics/common/requests/get_certs_request_body.ts
+++ b/x-pack/plugins/synthetics/common/requests/get_certs_request_body.ts
@@ -21,7 +21,7 @@ enum SortFields {
 export const DEFAULT_SORT = 'not_after';
 export const DEFAULT_DIRECTION = 'asc';
 export const DEFAULT_SIZE = 20;
-export const DEFAULT_FROM = 'now-5m';
+export const DEFAULT_FROM = 'now-20m';
 export const DEFAULT_TO = 'now';
 
 export const getCertsRequestBody = ({
diff --git a/x-pack/plugins/synthetics/public/apps/synthetics/components/monitors_page/hooks/use_inline_errors.ts b/x-pack/plugins/synthetics/public/apps/synthetics/components/monitors_page/hooks/use_inline_errors.ts
index 800692d284726..6a955c746c101 100644
--- a/x-pack/plugins/synthetics/public/apps/synthetics/components/monitors_page/hooks/use_inline_errors.ts
+++ b/x-pack/plugins/synthetics/public/apps/synthetics/components/monitors_page/hooks/use_inline_errors.ts
@@ -6,12 +6,14 @@
  */
 
 import { useSelector } from 'react-redux';
-import moment from 'moment';
 import { useMemo } from 'react';
 import { useEsSearch } from '@kbn/observability-plugin/public';
 import { selectEncryptedSyntheticsSavedMonitors } from '../../../state';
 import { Ping } from '../../../../../../common/runtime_types';
-import { EXCLUDE_RUN_ONCE_FILTER } from '../../../../../../common/constants/client_defaults';
+import {
+  EXCLUDE_RUN_ONCE_FILTER,
+  getTimeSpanFilter,
+} from '../../../../../../common/constants/client_defaults';
 import { useSyntheticsRefreshContext } from '../../../contexts/synthetics_refresh_context';
 import { useInlineErrorsCount } from './use_inline_errors_count';
 import { SYNTHETICS_INDEX_PATTERN } from '../../../../../../common/constants';
@@ -51,14 +53,7 @@ export const getInlineErrorFilters = () => [
       ],
     },
   },
-  {
-    range: {
-      'monitor.timespan': {
-        lte: moment().toISOString(),
-        gte: moment().subtract(5, 'minutes').toISOString(),
-      },
-    },
-  },
+  getTimeSpanFilter(),
   EXCLUDE_RUN_ONCE_FILTER,
 ];
 
diff --git a/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.test.tsx b/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.test.tsx
index 5d5aad7a37a87..efa1147b5e50f 100644
--- a/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.test.tsx
+++ b/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.test.tsx
@@ -51,7 +51,7 @@ describe('useInlineErrors', function () {
                 {
                   range: {
                     'monitor.timespan': {
-                      gte: '2022-01-01T23:55:00.000Z',
+                      gte: '2022-01-01T23:40:00.000Z',
                       lte: '2022-01-02T00:00:00.000Z',
                     },
                   },
diff --git a/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.ts b/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.ts
index 9086ce641870d..1bdd7e287461c 100644
--- a/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.ts
+++ b/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors.ts
@@ -6,12 +6,14 @@
  */
 
 import { useSelector } from 'react-redux';
-import moment from 'moment';
 import { useMemo } from 'react';
 import { useEsSearch } from '@kbn/observability-plugin/public';
 import { monitorManagementListSelector } from '../../../state/selectors';
 import { Ping } from '../../../../../common/runtime_types';
-import { EXCLUDE_RUN_ONCE_FILTER } from '../../../../../common/constants/client_defaults';
+import {
+  EXCLUDE_RUN_ONCE_FILTER,
+  getTimeSpanFilter,
+} from '../../../../../common/constants/client_defaults';
 import { useUptimeRefreshContext } from '../../../contexts/uptime_refresh_context';
 import { useInlineErrorsCount } from './use_inline_errors_count';
 import { SYNTHETICS_INDEX_PATTERN } from '../../../../../common/constants';
@@ -51,14 +53,7 @@ export const getInlineErrorFilters = () => [
       ],
     },
   },
-  {
-    range: {
-      'monitor.timespan': {
-        lte: moment().toISOString(),
-        gte: moment().subtract(5, 'minutes').toISOString(),
-      },
-    },
-  },
+  getTimeSpanFilter(),
   EXCLUDE_RUN_ONCE_FILTER,
 ];
 
diff --git a/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors_count.test.tsx b/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors_count.test.tsx
index 4c9d555a5cdec..468c63768442b 100644
--- a/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors_count.test.tsx
+++ b/x-pack/plugins/synthetics/public/legacy_uptime/components/monitor_management/hooks/use_inline_errors_count.test.tsx
@@ -51,7 +51,7 @@ describe('useInlineErrorsCount', function () {
                 {
                   range: {
                     'monitor.timespan': {
-                      gte: '2022-01-01T23:55:00.000Z',
+                      gte: '2022-01-01T23:40:00.000Z',
                       lte: '2022-01-02T00:00:00.000Z',
                     },
                   },
diff --git a/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.test.ts b/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.test.ts
index 034f3dbd1f973..912e354910908 100644
--- a/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.test.ts
+++ b/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.test.ts
@@ -78,14 +78,14 @@ describe(QueryContext, () => {
   });
 
   describe('timespanClause()', () => {
-    it('should always cover the last 5m', () => {
+    it('should always cover the last 20m', () => {
       // 5m expected range between GTE and LTE in the response
-      // since timespan is hardcoded to 5m
+      // since timespan is hardcoded to 20m
       expect(qc.timespanClause()).toEqual({
         range: {
           'monitor.timespan': {
-            // end date minus 5m
-            gte: new Date(Date.parse(rangeEnd) - 5 * 60 * 1000).toISOString(),
+            // end date minus 20
+            gte: new Date(Date.parse(rangeEnd) - 20 * 60 * 1000).toISOString(),
             lte: rangeEnd,
           },
         },
diff --git a/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.ts b/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.ts
index 345dd4a1e4dbe..0c88a2527aa4b 100644
--- a/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.ts
+++ b/x-pack/plugins/synthetics/server/legacy_uptime/lib/requests/search/query_context.ts
@@ -96,7 +96,7 @@ export class QueryContext {
   // which is a bit dicey since we may have data that predates this field existing,
   // or we may have data that has it, but a slow ingestion process.
   timespanClause() {
-    // We subtract 5m from the start to account for data that shows up late,
+    // We subtract 20m from the start to account for data that shows up late,
     // for instance, with a large value for the elasticsearch refresh interval
     // setting it lower can work very well on someone's laptop, but with real world
     // latencies and slowdowns that's dangerous. Making this value larger makes things
@@ -107,7 +107,7 @@ export class QueryContext {
       return {
         range: {
           'monitor.timespan': {
-            gte: 'now-5m',
+            gte: 'now-20m',
             lte: 'now',
           },
         },
@@ -115,7 +115,7 @@ export class QueryContext {
     }
 
     const tsEnd = parseRelativeDate(this.dateRangeEnd, { roundUp: true })!;
-    const tsStart = moment(tsEnd).subtract(5, 'minutes');
+    const tsStart = moment(tsEnd).subtract(20, 'minutes');
 
     return {
       range: {