Skip to main content
Vendor reliability

Vendor record

Twilio

Vendor reports Degraded

Checked

Front door check counts and Twilio’s own incident posts. Use them to investigate a dependency; neither confirms what happened in your app.

Front door checks

We send a request to a documented Twilio endpoint and count the checks that got the answer it is documented to give.

  • Front door reachable in 2,879 of 2,879 checks with a clear answer, last 30 days, checked every 15 minutes from a single CheckUpstream location.

    Endpoint checked
    api.twilio.com
    Scope
    apiNo vendor region
    First check in this window
    Latest clear answer

Checks 15 minutes apart cannot see disruptions shorter than that. A check that reached the front door does not show that every Twilio product, region or your app worked.

How we count front door checks

Shorter disruptions

Our checks are 15 minutes apart, so they miss disruptions shorter than that. Datadog runs a separate outage tracker that may show disruptions our checks cannot see.

Independent outage detection for Twilio: Datadog’s Updog(opens in a new tab)

CheckUpstream is not affiliated with Datadog.

Twilio says

Incident posts from Twilio’s status page, with its titles, impact levels and times. They say what Twilio chose to post, not what reached your app.

A closed record shows when our record closed. Some older records closed when a post left the status page, without a resolution post from the vendor.

1068

incidents Twilio posted, last 1 year

Median recorded duration: 5h 34m. From 1059 incidents with vendor-supplied starts and recorded closure times.

All vendors’ incidents

Most recent records · all dates

  • On Call Engineers Are Investigating Issues With A2P Campaign Approvals

    Not specified

    Started, per Twilio

    Latest status Twilio postedInvestigating. No resolution posted.

    Twilio’s post

  • SMS Delivery Delays and Failures from a Subset of Twilio Long Codes and Alphanumeric Sender IDs to Multiple Networks in Czech Republic

    Minor

    Started, per Twilio

    Latest status Twilio postedInvestigating. No resolution posted.

    Twilio’s post

  • SMS Delivery Delays from a Subset of Twilio Short Codes to Verizon United States

    Minor

    Started, per Twilio

    Latest status Twilio postedIdentified. No resolution posted.

    Twilio’s post

  • SMS Delivery Delays from a Subset of Twilio Short Codes to Brisanet Brazil

    Minor

    Started, per Twilio

    Latest status Twilio postedIdentified. No resolution posted.

    Twilio’s post

  • Voice Call Post Dial Delay From a Subset of Twilio Phone Numbers to Brazil

    Minor

    Started, per Twilio

    Latest status Twilio postedIdentified. No resolution posted.

    Twilio’s post
15 older records

  • One-Way Audio on Voice Calls from Network Subscribers to and from a Subset of Twilio UK Numbers

    Minor

    Started, per Twilio

    Closed in our record(6h 22m)

    Twilio’s post

  • Voice Call Post Dial Delay from a Subset of Twilio Toll-Free Numbers, Landline Numbers, and Mobile Numbers to Multiple Networks in Multiple Countries

    Minor

    Started, per Twilio

    Closed in our record(3h 52m)

    Twilio’s post

  • Voice Call Failures From Network Subscribers to Twilio Austria Mobile Phone Numbers

    Minor

    Started, per Twilio

    Closed in our record(5h 11m)

    Twilio’s post

  • SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Brisanet Brazil

    Minor

    Started, per Twilio

    Closed in our record(18h 30m)

    Twilio’s post

  • SMS Delivery Failures from France to a Subset of Twilio Short Codes

    Minor

    Started, per Twilio

    Closed in our record(3h 50m)

    Twilio’s post

  • SMS Delivery Failures from Network Subscribers to Twilio Colombia Phone Numbers

    Minor

    Started, per Twilio

    Closed in our record(3h 15m)

    Twilio’s post

  • Silent Network Authentication (SNA) Failure Increase in Philippines

    Minor

    Started, per Twilio

    Closed in our record(4h 43m)

    Twilio’s post

  • SMS Delivery Delays from a Subset of Twilio Phone Numbers to Surf Telecom Brazil

    Minor

    Started, per Twilio

    Closed in our record(10h 30m)

    Twilio’s post

  • SMS Delivery Failures from Twilio Alphanumeric Sender IDs and Long Codes to Evatis Djibouti

    Minor

    Started, per Twilio

    Closed in our record(10h 28m)

    Twilio’s post

  • SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Liberty Mobile Puerto Rico

    Minor

    Started, per Twilio

    Closed in our record(9h 12m)

    Twilio’s post

  • SMS Delivery Receipt Delays from a Subset of Twilio Pre-Registered Sender IDs to Altan Redes Mexico

    Minor

    Started, per Twilio

    Closed in our record(1d 7h)

    Twilio’s post

  • Voice Call Failures and Post Dial Delay from Twilio Phone Numbers to Israel

    Minor

    Started, per Twilio

    Closed in our record(10h 4m)

    Twilio’s post

  • On Call Engineers are Investigating

    Not specified

    Started, per Twilio

    Closed in our record(32m)

    Twilio’s post

  • SMS Delivery Delays and Failures Between Twilio and Multiple Networks in Brazil and Italy

    Minor

    Started, per Twilio

    Closed in our record(4h 29m)

    Twilio’s post

  • SMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs to Beeline Kazakhstan

    Minor

    Started, per Twilio

    Closed in our record(16m)

    Twilio’s post

Your code, your dependencies

See which of your code paths call Twilio

Connect GitHub or GitLab to find where your public or private repository uses Twilio. Review each match and your alert settings.

Connect a repository

Free to start. No credit card.

Use this record on your site

Add Twilio status to your page.

Choose the format your page supports, then copy the code. Badges show the recorded vendor status; they do not establish impact on your app.

Appearance
Detail
Preview · TwilioStatus only

For HTML pages that permit CheckUpstream frames. Loads a snapshot; reload the containing page for a newer reading. Theme and detail settings apply to this format.

Iframe snippet
<iframe src="https://checkupstream.com/embed/twilio?layout=card" style="border:0;width:320px;max-width:100%;height:96px" loading="lazy" title="Twilio status badge"></iframe>

Frequently Asked Questions

Is Twilio currently down?

Twilio's latest recorded status is Degraded. Check the timestamp and linked source at the top of this page. A vendor status report does not establish whether your application was affected.

When did Twilio last have an outage?

The most recent closed incident record began earlier today and spans 6h 22m. The vendor reported degraded performance. Closure may reflect a disappeared post or an expired tracking period; it does not confirm vendor or application recovery. Check the dated history and source links.

Does CheckUpstream publish an uptime percentage for Twilio?

No. CheckUpstream checks Twilio’s front door every 15 minutes and publishes how many checks reached it over the last 30 days, with the endpoint checked. Checks 15 minutes apart cannot see disruptions shorter than that. A percentage would claim more than the checks can show.

How do I monitor Twilio in production?

Create your account, connect GitHub or GitLab and choose a public or private repository. Review the vendor matches and your alert settings. Available notification channels and history depend on your plan.

How does CheckUpstream track Twilio?

This record separates vendor-reported incidents from independent checks. Sources and coverage vary by vendor: review the linked source, check time and measurement scope. Neither kind of evidence establishes SLA credit eligibility.

Related vendors