DNS Coffee ☕
Zone

otsuka active

First Seen Aug 28, 2014 · First Import Sep 25, 2014 · Last Import Sep 12, 2026 · Type generic · Operator Otsuka Holdings Co., Ltd. · DNSSEC Signed since before Mar 28, 2021

Also indexed as: Domain Nameserver

19
Domains
4,354
Zone Imports
4
Current Nameservers
9
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 4
Name First Seen Domains
b.gmoregistry.net Oct 11, 2015 47
a.gmoregistry.net Oct 11, 2015 47
k.gmoregistry.net Oct 11, 2015 47
l.gmoregistry.net Oct 11, 2015 47
Past Nameservers 9
Name First Seen Last Seen Domains
e.gmoregistry.net Aug 28, 2014 Oct 14, 2015 0
d.gmoregistry.net Aug 28, 2014 Oct 14, 2015 0
h.gmoregistry.net Apr 12, 2015 Oct 14, 2015 0
i.gmoregistry.net Apr 12, 2015 Oct 14, 2015 0
g.gmoregistry.net Apr 12, 2015 Oct 14, 2015 0
j.gmoregistry.net Jun 04, 2015 Oct 14, 2015 0
b.gmoregistry.net Aug 28, 2014 Apr 24, 2015 47
c.gmoregistry.net Aug 28, 2014 Apr 24, 2015 0
a.gmoregistry.net Aug 28, 2014 Apr 21, 2015 47
Sample Current Domains 3
Domain Added
cdp2.otsuka Mar 11, 2026
nccx2.otsuka Mar 11, 2026
saigaitaiou-handbook.otsuka Nov 29, 2025
The most recently added of the 19 domains in this zone, up to 50 — full lists via the API.
Sample Past Domains 0
No domains have left this zone recently.
The most recently removed domains that were in this zone and no longer are, up to 50 — full lists via the API.
SOA 2,422 serials
Primary NSa.gmoregistry.net
Mailboxnoc.gmoregistry.net.
Serial1789173013
Refresh30 minutes
Retry15 minutes
Expire7 days
Minimum TTL1 hour
Show 10 recent serial changes
SerialFirst SeenLast Seen
1789088539 Sep 11, 2026 Sep 11, 2026
1789000216 Sep 10, 2026 Sep 10, 2026
1788915738 Sep 09, 2026 Sep 09, 2026
1788827418 Sep 08, 2026 Sep 08, 2026
1788742942 Sep 07, 2026 Sep 07, 2026
1788654615 Sep 06, 2026 Sep 06, 2026
1788570150 Sep 05, 2026 Sep 05, 2026
1788481816 Sep 04, 2026 Sep 04, 2026
1788397343 Sep 03, 2026 Sep 03, 2026
1788309017 Sep 02, 2026 Sep 02, 2026
Records Browse all

Catch-all zone-file records indexed under this zone, by type.

TXT 2
DNSSEC signed

Signed since before Mar 28, 2021.

Signed domains: 0 · DS records: 0 (as of Sep 12, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAeWbOGTvK9IXm9+y9ks1LruwvFjTONO7TSqikjmcAZn9SFn5EC3Y+0GjB39ulrHGYUyPZAYGnVuMFnVOmzmbSFZ7EtfbBNfu62FTp9Y0MtIA+NtCSsURYLLTP46XJfroL0efJujB9Qu9Pr6SDm3etwjxn0cQKFLgjeaeosgqh0hVTbeNZ4pbFziNRV9TyrpqMnWrUc3u+HRGBvrXiPKSAqsxH780J/QmCA7lK/40IbZHsSCPlilqOmUSb4sp+W36RxSAr96nGlbAyuyTOo2hGZ/IuxxwbSZ/O39UqavAyHec+ttPF/yQKuMlitVsyb1zuozAD/W33B6MYnmBFjCtiGM=
 before Mar 28, 2021
ZSK RSA/SHA-256
showAwEAAbc5k3tbtB9DdHhG4/hcXQM6taaYpyA5DymPZctDTiGwdCyiC3FvHx5/JYU+vrG46VeLmkEUisLxPlecue6x+uaEYb5dvpVHTycKrpAjhYOzsrEPiTOyjpP2hMYzY+7HcOH+uVlviB/OqvC77BFCxx9UKjhokS1oN6xG201WjoBP
 before Mar 28, 2021
SignsKey TagSignerExpires
SOA 50281 otsuka Sep 19, 2026
DNSKEY 1147 otsuka Sep 16, 2026
Signature incidents (3)

Periods this zone served no valid signature for some apex type (SOA or DNSKEY), by day.

StartEndDays
Oct 28, 2023 Oct 31, 2023 3
Aug 20, 2024 Aug 21, 2024 1
Aug 21, 2026 Aug 22, 2026 1