DNS Coffee ☕
Zone

delta active

First Seen Jul 12, 2015 · First Import Aug 12, 2015 · Last Import Sep 21, 2026 · Type generic · Operator Delta Air Lines, Inc. · DNSSEC Signed since Sep 11, 2019

Also indexed as: Domain Nameserver

2
Domains
4,056
Zone Imports
4
Current Nameservers
0
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 4
Name First Seen Domains
a2.nic.delta Jul 12, 2015 2
a0.nic.delta Jul 12, 2015 2
c0.nic.delta Jul 12, 2015 2
b0.nic.delta Jul 12, 2015 2
Past Nameservers 0
Name First Seen Last Seen Domains
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 2,435 serials
Primary NSa0.nic.delta
Mailboxhostmaster.donuts.email.
Serial1789952770
Refresh2 hours
Retry15 minutes
Expire14 days
Minimum TTL1 hour
Show 10 recent serial changes
SerialFirst SeenLast Seen
1789865880 Sep 20, 2026 Sep 20, 2026
1789779634 Sep 19, 2026 Sep 19, 2026
1789693368 Sep 18, 2026 Sep 18, 2026
1789607070 Sep 17, 2026 Sep 17, 2026
1789536568 Sep 16, 2026 Sep 16, 2026
1789434314 Sep 15, 2026 Sep 15, 2026
1789347456 Sep 14, 2026 Sep 14, 2026
1789261228 Sep 13, 2026 Sep 13, 2026
1789175002 Sep 12, 2026 Sep 12, 2026
1789088835 Sep 11, 2026 Sep 11, 2026
DNSSEC signed

Signed since Sep 11, 2019.

Signed domains: 1 · DS records: 1 (as of Sep 21, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAciFceBetjKgI2DCWf3kOpf4W6XPn9OSsy9Zfw79OQqTDYX9ybVpgv0BlB4kZR2vI+0+1cVvchlWXTVWiZMEZEJM50BmtBK3LQL5IbJaR+OZGwxvv7sWU0kY4OdoOBztU4z5sOEHSjaYhKI4Iv0vBbkL8hMiisIwXpFeKZwlSrDxVw0y8elGGoS+0Lnc0TzH/Xqcv51v8Ealk5o1Dv5/v2ISjWSDFTcJOHNCA57EU1ifdHbYAIzoKRysFBhgl2c5yKCT+4/d+Yvuc3Qk9YKnUsszZP2Ln5JMz5tOTm7zxIMrZ9OU48NJqSJBfg7vYHMSIVfckiWjO3w2BbsdZZhUZw0=
 Sep 19, 2026
KSK RSA/SHA-256
showAwEAAbva+639MVLk4gb0TzyWz8XiBGrBkYtVq4dU5Sk51I386JmsMIApMuz1Zfo9Nf2S9Doi9l8LobmcBBayKE5kYcH1k+t2Yey1gL1BZ9jQHTm9DwmKGZ72zHq0T2gPeY6UwZCMCGhJ/1gOfR29yTG0eAdLMqGP+ovzVfgs7e0v9mTCf8OF3mW9dxzh2TgL+Jpd1Evqv9Pj/cGNNCpD/jiJCjRMYmaVHbESLb1nyjBncYjbDOsFznQ1dV5MXbS7G8Bt7zMzsxZAowh745Ef9UapIEJawbh6YtmOpN7gUa0vEp8WjLA1tXmGP+RNMGw3mK385t2Zo3PLG6QuHflB3NmjRXs=
 Dec 04, 2020
ZSK RSA/SHA-256
showAwEAAd664p7NAReRnWoVBQh6j77qZsD1PAwiBZb+b5bmiv5H3TyKv8t89Jxp/jXR3MCVpQjQCvv7Kqj1z3E1I1/4yxC71pkYjRjpuErKyoRUh17rGFg6nbrVbJ+RmZPxdKoM0Io0G+kqY82XWVrae0I3Xc1Zul4YjRuexDhgjNl19k+b
 Sep 19, 2026
ZSK RSA/SHA-256
showAwEAAb4C+r5yixJcCcDw4sOwqK9oJIsq+1vnGjMsq3jqhhKm3WVXc9l/nbPp3prYspM8v8OsxrMHCsEzNT0Gv1058WsEjU1hiChzQQBCGMogsfh1CbTTdQXSyWpJnaXBaYv95HlTfKbsigLpW4OdFbVQGrR9epHV6rWD0L/jC+vbFLld
 Sep 10, 2026
ZSK RSA/SHA-256
showAwEAAehmjZN1IwIYDAoz9rPqLCZfqum3hfvEcy//P6cBmeYiALZtaxwQI3c2XJQKGQUnR4rJGN5QnM4vGaUTgn+4aBvYa+yN+OMQeVDmmnACDOxAK6iL8/cWxWSlBPhKqpd2X+9+5VGo0PHlmVv0JecZXwdcgpnOBb8lsHcgpR4Xt8h1
 Aug 10, 2026
SignsKey TagSignerExpires
SOA 51966 delta Oct 12, 2026
DNSKEY 64069 delta Oct 09, 2026
86 retired DNSKEYs no longer published.