NTT Docomo status
NTT Docomo uptime & performance at a glance
- Current status
- Operational
- Uptime · 24h
- 100%
- Uptime · 7 days
- 100%
- Uptime · since Aug 5, 2026
- 100%
- Response time
- 2,004 ms
- Tracked incidents
- 0
- SSL certificate
- —
Is NTT Docomo down everywhere, or just for you?
Our probes reached NTT Docomo successfully from every monitoring region in the last check round.
| Monitoring region | Last check | Success rate (24h) | Avg response |
|---|---|---|---|
| Asia Pacific | Reachable | 100% | 1,875 ms |
| Europe | Reachable | 100% | 1,766 ms |
| North America (East) | Reachable | 100% | 1,487 ms |
| North America (West) | Reachable | 100% | 1,603 ms |
Based on 212 automated checks in the last 24 hours. A region only appears here once we have real measurements from it.
What to check when NTT Docomo misbehaves
NTT Docomo is an internet and telecom provider in our isps & telecom catalog. Services like this rarely fail as one block — these pieces can break on their own, so identifying which one is affected usually explains what you are seeing.
- BroadbandHome internet connectivity
- Mobile networkData and calls
- DNSProvider name resolution
- Account portalBilling and self-service
- TV & voiceBundled services
Our automated checks measure reachability and response time of NTT Docomo's public endpoint. Component level detail above reflects what users of this kind of service typically report, not a vendor status feed.
Incident timeline
No incidents reported. Everything is green.
NTT Docomo appears stable across all monitored regions. Community reports in the last hour are within normal noise levels.
Monitoring live signals…
No disruptions detected
No regional issues yet
About NTT Docomo
NTT Docomo provides mobile cellular connectivity and internet services across Japan via its 4G and 5G networks and d-account authentication system. Users rely on this infrastructure for mobile data, voice calls, and digital payments through d-払い. When technical issues occur, customers often report drops in signal strength, inability to send SMS, or failures when logging into the official member portal to manage subscriptions. Rimetry monitors these connection points and portal accessibility from global nodes to confirm whether the carrier's digital services are reaching their expected performance targets.
NTT Docomo (docomo.ne.jp) is a isps & telecom service monitored continuously by rimetry from multiple global regions. We probe its public endpoints every 60 seconds to detect outages, latency spikes, and regional degradations the moment they happen.
Right now NTT Docomo is reporting as operational across our probes, with an average response time of 2004 ms and 100.00% uptime over the last 24 hours. Most users connecting to docomo.ne.jp are seeing it work normally.
Common causes of disruption for services like NTT Docomo include backend API failures, region-specific routing problems at the CDN or ISP layer, expired TLS certificates, DNS misconfigurations, and capacity spikes during major events. rimetry combines automated probes, vendor status feeds, and verified community reports to give you a single high-confidence answer instead of guessing.
Paste this anywhere — your site, docs, README — and visitors see the live rimetry health for this service.
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<p style="font:11px -apple-system,sans-serif"><a href="https://rimetry.com/ntt-docomo-status?utm_source=embed&utm_medium=badge" rel="dofollow">NTT Docomo status by rimetry</a></p>[](https://rimetry.com/ntt-docomo-status?utm_source=embed&utm_medium=badge)Related services
Other isps & telecom tools people watch alongside NTT Docomo. See the full category.
What is NTT Docomo?
Japan's largest mobile carrier.
NTT Docomo is part of our ISPs & Telecom category. You can also review current trending outages across the internet.
Common issues
- · No connection at all
- · Slow speeds or packet loss
- · DNS resolution failures
- · Mobile data unavailable in an area
Similar patterns often surface across other isps & telecom providers — cross-check against the global outage map.
Troubleshooting
- · Power-cycle the router for a full 30 seconds before anything else
- · Test on mobile data — if that works, the fault is on the fixed line
- · Try a public DNS resolver to rule out provider DNS problems
- · Check whether one device or every device is affected
- · Look for scheduled maintenance in the provider's account portal
- · Check NTT Docomo's official social channels
Not sure whether it's you or the service? Run a live speed test, check what your IP looks like from the edge, or watch for regional trouble on the worldwide outage map. For the wider picture, browse recent incidents or filter down to isps & telecom.
FAQ
- Is NTT Docomo down for everyone?
Use the live status above — green means it's likely just you. - How often is the status updated?
Every minute from four global regions. - Where can I see past NTT Docomo incidents?
Every event we've recorded lives in the live incident feed, and older ones are grouped in the monthly incident archive. - What else is broken right now?
See the trending outages page or narrow it to isps & telecom.