DNS Coffee ☕
Zone

dupont active

First Seen Jun 11, 2016 · First Import Jul 01, 2016 · Last Import Jul 30, 2026 · Type generic · Operator DuPont Specialty Products USA, LLC · DNSSEC Signed since Apr 10, 2020

Also indexed as: Domain Nameserver

8
Domains
3,642
Zone Imports
6
Current Nameservers
3
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 6
Name First Seen Domains
a.nic.dupont Sep 09, 2023 2
b.nic.dupont Sep 09, 2023 2
c.nic.dupont Sep 09, 2023 2
ns6.dns.nic.dupont Jun 11, 2016 1
ns5.dns.nic.dupont Jun 11, 2016 1
ns4.dns.nic.dupont Jun 11, 2016 1
Past Nameservers 3
Name First Seen Last Seen Domains
ns1.dns.nic.dupont Jun 11, 2016 Sep 08, 2023 1
ns2.dns.nic.dupont Jun 11, 2016 Sep 08, 2023 1
ns3.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 1,668 serials
Primary NSns1.dns.nic.dupont
Mailboxadmin.tldns.godaddy.
Serial1785350444
Refresh30 minutes
Retry5 minutes
Expire7 days
Minimum TTL30 minutes
Show 10 recent serial changes
SerialFirst SeenLast Seen
1785260443 Jul 29, 2026 Jul 29, 2026
1785170443 Jul 28, 2026 Jul 28, 2026
1785080443 Jul 27, 2026 Jul 27, 2026
1784990443 Jul 26, 2026 Jul 26, 2026
1784900445 Jul 25, 2026 Jul 25, 2026
1784810444 Jul 24, 2026 Jul 24, 2026
1784720443 Jul 23, 2026 Jul 23, 2026
1784630444 Jul 22, 2026 Jul 22, 2026
1784540444 Jul 21, 2026 Jul 21, 2026
1784450443 Jul 20, 2026 Jul 20, 2026
Records Browse all

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

TXT 1 CDNSKEY 1 CDS 1
DNSSEC signed

Signed since Apr 10, 2020.

Signed domains: 1 · DS records: 1 (as of Jul 30, 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 Aug 12, 2026
DNSKEY 44914 dupont Aug 07, 2026
10 retired DNSKEYs no longer published.