DNS Coffee ☕
Zone

otsuka active

First Seen Aug 28, 2014 · First Import Sep 25, 2014 · Last Import Jul 30, 2026 · Type generic · Operator Otsuka Holdings Co., Ltd. · DNSSEC Signed since before Mar 28, 2021

Also indexed as: Domain Nameserver

19
Domains
4,310
Zone Imports
4
Current Nameservers
9
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 4
Name First Seen Domains
l.gmoregistry.net Oct 11, 2015 46
k.gmoregistry.net Oct 11, 2015 46
b.gmoregistry.net Oct 11, 2015 46
a.gmoregistry.net Oct 11, 2015 46
Past Nameservers 9
Name First Seen Last Seen Domains
j.gmoregistry.net Jun 04, 2015 Oct 14, 2015 0
i.gmoregistry.net Apr 12, 2015 Oct 14, 2015 0
h.gmoregistry.net Apr 12, 2015 Oct 14, 2015 0
g.gmoregistry.net Apr 12, 2015 Oct 14, 2015 0
e.gmoregistry.net Aug 28, 2014 Oct 14, 2015 0
d.gmoregistry.net Aug 28, 2014 Oct 14, 2015 0
c.gmoregistry.net Aug 28, 2014 Apr 24, 2015 0
b.gmoregistry.net Aug 28, 2014 Apr 24, 2015 46
a.gmoregistry.net Aug 28, 2014 Apr 21, 2015 46
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 2,378 serials
Primary NSa.gmoregistry.net
Mailboxnoc.gmoregistry.net.
Serial1785373820
Refresh30 minutes
Retry15 minutes
Expire7 days
Minimum TTL1 hour
Show 10 recent serial changes
SerialFirst SeenLast Seen
1785287424 Jul 29, 2026 Jul 29, 2026
1785199093 Jul 28, 2026 Jul 28, 2026
1785114622 Jul 27, 2026 Jul 27, 2026
1785026060 Jul 26, 2026 Jul 26, 2026
1784942542 Jul 25, 2026 Jul 25, 2026
1784854221 Jul 24, 2026 Jul 24, 2026
1784765892 Jul 23, 2026 Jul 23, 2026
1784681171 Jul 22, 2026 Jul 22, 2026
1784596691 Jul 21, 2026 Jul 21, 2026
1784508373 Jul 20, 2026 Jul 20, 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 Jul 30, 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
DNSKEY 1147 otsuka Aug 05, 2026
SOA 50281 otsuka Aug 05, 2026
Signature incidents (2)

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