User reports
0
Near baseline. 0 in the last hour. Typical hour is about 0.
All services / Cloud & developer
Is HMH Platform down?
Checks are succeeding, user reports are near the baseline, and the vendor status page is clear.
Live diagnosis
Is it just me?
Finds the most likely layer (the service, your ISP or area, DNS, or your Wi-Fi) and gives two steps to try.
Your browser → hmhco.com—
Your browser → us—
Our checksReaching it
Official · ReportsAll clear · Near baseline
DNS (1.1.1.1 · Google)—
Your provider—
Connection—
Upstream—
Press Run testYour browser tests the site, us, and two public DNS resolvers. We never store your IP; only anonymous counts by network and region.
Live outage map
No reports in the last 24 hours.
Dots are whole states, provinces or countries, never exact locations. We never store IP addresses. Every report with a known place can appear on the map. Updates every minute.
What's broken
Recent reports
Each row is a time, a coarse place, and a problem type from a new report. Optional notes stay private. Places with fewer than 3 reports in the last 8 days are shown without a location.
No public reports yet.
Our checks
Reaching it
Last checked 2 hr ago. Last stored result reached it in 451 ms.
Official status
All clear
All Systems Operational Official status page
Reports and checks
Numbers behind the chart
| Time (UTC) | Reports | Baseline | Latency | Failed checks |
|---|---|---|---|---|
| Mon 18 | 0 | 0.0 | 652 ms | 0 |
| Mon 20 | 0 | 0.0 | 413 ms | 0 |
| Mon 22 | 0 | 0.0 | 349 ms | 0 |
| Tue 00 | 0 | 0.0 | 363 ms | 0 |
| Tue 02 | 0 | 0.0 | 533 ms | 0 |
| Tue 04 | 0 | 0.0 | 288 ms | 0 |
| Tue 06 | 0 | 0.0 | 261 ms | 0 |
| Tue 08 | 0 | 0.0 | 293 ms | 0 |
| Tue 10 | 0 | 0.0 | 467 ms | 0 |
| Tue 13 | 0 | 0.0 | 278 ms | 0 |
| Tue 15 | 0 | 0.0 | 400 ms | 0 |
| Tue 17 | 0 | 0.0 | 508 ms | 0 |
| Tue 19 | 0 | 0.0 | 553 ms | 0 |
| Tue 22 | 0 | 0.0 | 459 ms | 0 |
| Wed 00 | 0 | 0.0 | 417 ms | 0 |
| Wed 02 | 0 | 0.0 | 298 ms | 0 |
| Wed 04 | 0 | 0.0 | 371 ms | 0 |
| Wed 06 | 0 | 0.0 | 292 ms | 0 |
| Wed 09 | 0 | 0.0 | 289 ms | 0 |
| Wed 11 | 0 | 0.0 | 343 ms | 0 |
| Wed 13 | 0 | 0.0 | 372 ms | 0 |
| Wed 15 | 0 | 0.0 | 733 ms | 0 |
| Wed 17 | 0 | 0.0 | 547 ms | 0 |
| Wed 20 | 0 | 0.0 | 450 ms | 0 |
| Wed 22 | 0 | 0.0 | 675 ms | 0 |
| Thu 00 | 0 | 0.0 | 431 ms | 0 |
| Thu 02 | 0 | 0.0 | 330 ms | 0 |
| Thu 04 | 0 | 0.0 | 552 ms | 0 |
| Thu 06 | 0 | 0.0 | 358 ms | 0 |
| Thu 08 | 0 | 0.0 | 505 ms | 0 |
| Thu 10 | 0 | 0.0 | 547 ms | 0 |
| Thu 12 | 0 | 0.0 | 484 ms | 0 |
| Thu 14 | 0 | 0.0 | 417 ms | 0 |
| Thu 17 | 0 | 0.0 | 559 ms | 0 |
| Thu 19 | 0 | 0.0 | 365 ms | 0 |
| Thu 21 | 0 | 0.0 | 813 ms | 0 |
| Thu 23 | 0 | 0.0 | 431 ms | 0 |
| Fri 01 | 0 | 0.0 | 274 ms | 0 |
| Fri 03 | 0 | 0.0 | 328 ms | 0 |
| Fri 05 | 0 | 0.0 | 568 ms | 0 |
| Fri 07 | 0 | 0.0 | 342 ms | 0 |
| Fri 09 | 0 | 0.0 | 340 ms | 0 |
| Fri 10 | 0 | 0.0 | 526 ms | 0 |
| Fri 12 | 0 | 0.0 | 503 ms | 0 |
| Fri 14 | 0 | 0.0 | 411 ms | 0 |
| Fri 16 | 0 | 0.0 | 863 ms | 0 |
| Fri 18 | 0 | 0.0 | 617 ms | 0 |
| Fri 20 | 0 | 0.0 | 612 ms | 0 |
Reliability
100% uptime · No user reports in the last 24h
90 days ago → today. Uptime is from our own HTTP checks; outages are incidents that lasted long enough to list. We have 8 days of data so far, so the 90-day numbers fill in over time.
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Past outages
No outages on record for HMH Platform yet. Outages of 10 minutes or more get their own page here.
Having trouble with HMH Platform?
One report per service every 10 minutes from this network. No account.
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About HMH Platform
HMH Platform, at hmhco.com, is one of the Cloud & developer services we monitor. A K–12 learning company, HMH delivers integrated curriculum, assessment, and professional learning to help educators create growth for every student.
HMH Platform publishes an official status page at status.hmhco.com; when we can read it, its incident level is folded into the status shown here.
Common problems for cloud & developer services: API errors, failed deploys or builds, and dashboard or console outages.
Measured uptime from our checks: 100% over 8 days of checks. No public incidents logged since monitoring began 8 days ago.
Response time over the last 24 hours: 494 ms average, 274–863 ms range across 13 successful checks.
Questions
Is HMH Platform down right now?
Checks are succeeding, user reports are near the baseline, and the vendor status page is clear.
When was HMH Platform last down?
We have not recorded a public HMH Platform incident since monitoring began 8 days ago.
What is HMH Platform's uptime?
From our own checks: 100% over 8 days of checks.
How fast does HMH Platform respond?
494 ms on average over the last 24 hours (274–863 ms).
Does HMH Platform have an official status page?
Yes, at https://status.hmhco.com.
HMH Platform not working for me but the status is fine. What now?
It is usually local: try another browser or the app, switch between Wi-Fi and mobile data, and clear the cache. For cloud & developer services, watch for API errors, failed deploys or builds, and dashboard or console outages. If many people report HMH Platform here at once, the problem is on HMH Platform's side.
How we detect and verify outages · Dispute this report · We review disputes within 24 hours.
Community comments
Share what you are seeing with HMH Platform. No account needed. Comments are public, separate from outage reports. Do not include personal information.
No links or domains. 3 comments per service and 6 total per hour, per device and network. New contributors get one visible comment; further comments wait for review.