DNS Coffee ☕
Zone

dupont active

First Seen Jun 11, 2016 · First Import Jul 01, 2016 · Last Import Sep 21, 2026 · Type generic · Operator DuPont Specialty Products USA, LLC · DNSSEC Signed since Apr 10, 2020

Also indexed as: Domain Nameserver

8
Domains
3,695
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 1,720 serials
Primary NSns1.dns.nic.dupont
Mailboxadmin.tldns.godaddy.
Serial1789940413
Refresh30 minutes
Retry5 minutes
Expire7 days
Minimum TTL30 minutes
Show 10 recent serial changes
SerialFirst SeenLast Seen
1789850423 Sep 20, 2026 Sep 20, 2026
1789760413 Sep 19, 2026 Sep 19, 2026
1789670413 Sep 18, 2026 Sep 18, 2026
1789580412 Sep 17, 2026 Sep 17, 2026
1789490413 Sep 16, 2026 Sep 16, 2026
1789400414 Sep 15, 2026 Sep 15, 2026
1789310413 Sep 14, 2026 Sep 14, 2026
1789220412 Sep 13, 2026 Sep 13, 2026
1789130422 Sep 12, 2026 Sep 12, 2026
1789040413 Sep 11, 2026 Sep 11, 2026
Records Browse all

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

TXT 1
DNSSEC signed

Signed since Apr 10, 2020.

Signed domains: 1 · DS records: 1 (as of Sep 21, 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 Oct 04, 2026
DNSKEY 44914 dupont Oct 04, 2026
10 retired DNSKEYs no longer published.