DNS Coffee ☕
Zone

merckmsd active

First Seen Jul 11, 2017 · First Import Jul 15, 2017 · Last Import Sep 27, 2026 · Type generic · Operator MSD Registry Holdings, Inc. · DNSSEC Signed since Oct 11, 2019

Also indexed as: Domain Nameserver

2
Domains
3,359
Zone Imports
6
Current Nameservers
4
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 6
Name First Seen Domains
y.nic.merckmsd Feb 09, 2024 2
c.nic.merckmsd Feb 09, 2024 2
a.nic.merckmsd Feb 09, 2024 2
x.nic.merckmsd Feb 09, 2024 2
z.nic.merckmsd Feb 09, 2024 2
b.nic.merckmsd Feb 09, 2024 2
Past Nameservers 4
Name First Seen Last Seen Domains
ac2.nstld.com Jul 11, 2017 Feb 08, 2024 15
ac4.nstld.com Jul 11, 2017 Feb 08, 2024 15
ac1.nstld.com Jul 11, 2017 Feb 08, 2024 15
ac3.nstld.com Jul 11, 2017 Feb 08, 2024 15
Sample Current Domains 0
No domains have been added to this zone recently.
The most recently added of the 2 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 2,433 serials
Primary NSa.nic.merckmsd
Mailboxadmin.tldns.godaddy.
Serial1790393984
Refresh30 minutes
Retry5 minutes
Expire21 days
Minimum TTL30 minutes
Show 10 recent serial changes
SerialFirst SeenLast Seen
1790303974 Sep 26, 2026 Sep 26, 2026
1790213974 Sep 25, 2026 Sep 25, 2026
1790123974 Sep 23, 2026 Sep 24, 2026
1790033963 Sep 22, 2026 Sep 22, 2026
1789943973 Sep 21, 2026 Sep 21, 2026
1789853973 Sep 20, 2026 Sep 20, 2026
1789763963 Sep 19, 2026 Sep 19, 2026
1789673973 Sep 18, 2026 Sep 18, 2026
1789583974 Sep 17, 2026 Sep 17, 2026
1789493963 Sep 16, 2026 Sep 16, 2026
Records Browse all

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

TXT 1
DNSSEC signed

Signed since Oct 11, 2019.

Signed domains: 1 · DS records: 1 (as of Sep 27, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAayc4bHopT/kk4+6T8HN6RffFvcvicJnxXhPz4Zb7eCyPzUVBSB127PyfMfqVxijFJt+NRHEShsFRo4HVBRirl2CsMsRw1uUcko51XkARSKQWUJbDyI1erOXL+QhXNFGORnY3dm6j599FxuS0JFOfqkwBm3EyKuKavaTOhJFkkiOJbhMXb3XILFA9CUaGn2YYsqFki3iHT+7A20d5a/DuIjpdPin2WNtBo9xLEWr9Jyrh1gnE97b6gkX2BNCNxQrYQoTruqt90QGDhtnDT6nXEORhshq4tpgxtf8iTawxQZNBsDuyj+314Vg5gubyJKXgqXqTl5uT+6FKHNJ3ysnXFc=
 Jan 23, 2024
ZSK RSA/SHA-256
showAwEAAdpqa4IYs7SV7fpjdfYUwUjlCE2L6NVdl6JRC6AeWouo3+sVc2D8jNa0zHB51Apo3EtwZK1KQuWrlpOQdXfxKLqFP+bA2yHIOHf2E6k7bEAogaqtJw5TMmmYgVvvgRRZA9hblaVA4Dx71XkZySzEyQoeX6dWCNSo8tJToFWqnbbav2QQB3unIN8BD+r/gJsFB2pwRR/3UxV7vD4GRBZW7Ck=
 Jan 23, 2024
SignsKey TagSignerExpires
SOA 45276 merckmsd Oct 10, 2026
DNSKEY 5134 merckmsd Oct 10, 2026
20 retired DNSKEYs no longer published.