Download a .otsuka domain name list or a full dataset with DNS, server IP, emails, and phone numbers.
Zone TLD: .OTSUKA
Zone type: generic (gTLD)
Update frequency: daily (last updated on September 12, 2026)
Total domains monitored: 19
Live domains included in datasets: 18
Datasets available:
Basic Domain List (download sample 💾)
Detailed Domain Dataset (download sample 💾)
Filters: Active domains, New domains (last 24h)
As of September 12, 2026, the .otsuka domain list contains 18 active .otsuka domains, <0.001% of all domains tracked by NetAPI, which makes .otsuka the #1,016 largest of 1,584 zones. Net of expired and deleted domains, the zone changed by −1 (−5.26%) in 30 days and by +2 (+12.5%) year over year.
The .otsuka domain list and the detailed dataset above are refreshed daily, so these figures move with the zone.
Frequently Asked Questions
See our FAQ for more answers.
Yes. Download a sample .otsuka domain list or a sample .otsuka dataset.
Both cover the same 18 registered domain names in the .otsuka zone. A basic list is one domain name per line in a gzip CSV. A detailed dataset adds DNS servers, server IP, hostname, emails, phone numbers, and more. See the dataset format details.
Datasets for .otsuka are updated daily. Active domains are all currently registered names in the zone. New domains are names added in the last 24 hours.
Yes. The New domains list contains only the .otsuka domains registered in the last 24 hours and is rebuilt every day.
To download it manually, sign in and click the number in the New domains column of the
download table on this page (the Download button next to it gets the full list of active domains).
Through the API, call
/api2/?method=download&zone_tld=otsuka&dataset_type=list&filter_type=new&token=YOUR_API_TOKEN
(dataset_type=dataset for the detailed dataset); see the API documentation.
Every .otsuka domain list and dataset is a CSV file compressed with gzip (.csv.gz):
the basic list has one domain name per line, the detailed dataset has one row per domain with the columns described in the
dataset format details.
Compressed, the current .otsuka basic list is about 1 KB and the detailed dataset about 1 KB.
Any archiver opens gzip files, for example the free
7-Zip on Windows,
and the API can also serve the files uncompressed (format=plain).
Schedule automatic downloads through the API. See the API documentation for authentication and endpoints.
No. We collect contact details from public websites when available. Many domains have no published email or phone, and we do not guarantee these fields on every row. Do not use the data for unsolicited bulk outreach.
Zone Registry: Otsuka Holdings Co., Ltd.
Share of .otsuka domains by nameserver provider.
Server UTC time: 03:46:43pm
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