DNS Coffee ☕
Zone

dupont active

First Seen Jun 11, 2016 · First Import Jul 01, 2016 · Last Import Nov 07, 2026 · Type generic · Operator DuPont Specialty Products USA, LLC · DNSSEC Signed since before Sep 05, 2019

Also indexed as: Domain Nameserver

8
Domains
3,742
Zone Imports
6
Current Nameservers
3
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 6
Name First Seen Domains
c.nic.dupont Sep 09, 2023 2
b.nic.dupont Sep 09, 2023 2
a.nic.dupont Sep 09, 2023 2
ns4.dns.nic.dupont Jun 11, 2016 1
ns6.dns.nic.dupont Jun 11, 2016 1
ns5.dns.nic.dupont Jun 11, 2016 1
Past Nameservers 3
Name First Seen Last Seen Domains
ns2.dns.nic.dupont Jun 11, 2016 Sep 08, 2023 1
ns3.dns.nic.dupont Jun 11, 2016 Sep 08, 2023 1
ns1.dns.nic.dupont Jun 11, 2016 Sep 08, 2023 1
Sample Current Domains 0
No domains have been added to this zone recently.
The most recently added of the 8 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 1,765 serials
Primary NSns1.dns.nic.dupont
Mailboxadmin.tldns.godaddy.
Serial1793990413
Refresh30 minutes
Retry5 minutes
Expire7 days
Minimum TTL30 minutes
Show 10 recent serial changes
SerialFirst SeenLast Seen
1793900413 Nov 06, 2026 Nov 06, 2026
1793810413 Nov 05, 2026 Nov 05, 2026
1793720414 Nov 04, 2026 Nov 04, 2026
1793630413 Nov 03, 2026 Nov 03, 2026
1793540413 Nov 02, 2026 Nov 02, 2026
1793450413 Nov 01, 2026 Nov 01, 2026
1793360423 Oct 31, 2026 Oct 31, 2026
1793270413 Oct 30, 2026 Oct 30, 2026
1793180414 Oct 29, 2026 Oct 29, 2026
1793090414 Oct 28, 2026 Oct 28, 2026
Records Browse all

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

TXT 1
DNSSEC signed

Signed since before Sep 05, 2019. (zone file as of Nov 07, 2026)

Signed domains: 1 · DS records: 1 (as of Nov 07, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAbQLUcPGjWiJooM4gQRbhhYSjzohyQX7B0G4nS3KdAdgMTLbPLD+1EW9EMCwKK7r2rVypZX+UnNHDzCuMDbg8+kGoiSggtEQiLV8sdTDtjuxVX4nw+V8Ea54iZdJhnLMnH90jrhZlFZyXGQGboryFqQ1+MVTdn0z7tABBQqRU7BcAgYBUFg2hWd2GBi4IshRzIuGfng1lL2cjM7IMm0F6DvQXE7qfwD0WEqC+ynBHyVih2C3cPAF3tFvKHlcTZKtJ8JmysAJk/Lxu2COGzih3gXOyR8XKWrguWhr7KN+oJy11WKOt5pF4nU6fhc5NfAbhk9wv8DUS6boiybnGRKC1yk=
 Jul 12, 2023
ZSK RSA/SHA-256
showAwEAAdCOz/UxUOf4xP3n9CoNDBlhPcusSsakGyzgsxCWjllGosUkf+8a19w4mhZET6/XECFXiu6dHPSOGm93uJtwltu6/ej2Tlq4rPTXnOmft4sN7DRI9ujLf+idI+Nbk3kosm8lBjBoWJYSN7FWESHTSqKJEgzMBuUK+mcjpv2gs3xEPxcxvGjJxZeYJpQ7Akx1j7HgoHtI4Xb2swTy7b5FS8E=
 Mar 15, 2022
SignsKey TagSignerExpires
SOA 7743 dupont Nov 20, 2026
DNSKEY 44914 dupont Nov 17, 2026
10 retired DNSKEYs no longer published.