DNS Coffee ☕
Zone

smart active

First Seen Jul 16, 2016 · First Import Sep 03, 2016 · Last Import Sep 13, 2026 · Type generic · Operator Smart Communications, Inc. (SMART) · DNSSEC Signed since Nov 26, 2019

Also indexed as: Domain Nameserver

51
Domains
3,617
Zone Imports
4
Current Nameservers
4
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 4
Name First Seen Domains
a.nic.smart Mar 03, 2018 2
b.nic.smart Mar 03, 2018 2
c.nic.smart Feb 28, 2018 2
d.nic.smart Feb 28, 2018 2
Past Nameservers 4
Name First Seen Last Seen Domains
apdns3.nic.smart Jul 16, 2016 Mar 02, 2018 0
apdns4.nic.smart Jul 16, 2016 Mar 02, 2018 0
apdns1.nic.smart Jul 16, 2016 Feb 27, 2018 0
apdns2.nic.smart Jul 16, 2016 Feb 27, 2018 0
Sample Current Domains 2
Domain Added
ai.smart Aug 26, 2026
iotinnovation.smart Jul 30, 2026
The most recently added of the 51 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 2,444 serials
Primary NSns0.centralnic.net
Mailboxhostmaster.centralnic.net.
Serial1789262586
Refresh1 minute
Retry30 minutes
Expire70 days
Minimum TTL1 hour
Show 10 recent serial changes
SerialFirst SeenLast Seen
1789175765 Sep 12, 2026 Sep 12, 2026
1789089783 Sep 11, 2026 Sep 11, 2026
1789002786 Sep 10, 2026 Sep 10, 2026
1788916087 Sep 09, 2026 Sep 09, 2026
1788830707 Sep 08, 2026 Sep 08, 2026
1788744310 Sep 07, 2026 Sep 07, 2026
1788657725 Sep 06, 2026 Sep 06, 2026
1788571142 Sep 05, 2026 Sep 05, 2026
1788484207 Sep 04, 2026 Sep 04, 2026
1788398288 Sep 03, 2026 Sep 03, 2026
DNSSEC signed

Signed since Nov 26, 2019.

Signed domains: 0 · DS records: 0 (as of Sep 13, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAdVJeTuQnnmLwE1Tmzsf6so7vmuzQG1ouTCsmA7Fp08tu29Vtbmc4qXXys4fei8TCs3YgOyjj7dcLgUbGaxX8ynAUHYNlZKWdAkMKK/dOLf9p3FESkqTsDJJIoQ6Y8QsIErqGDxHvbfZHHgt1o0RlbcpW2rIPrUwL2vlGUQb8c9G9hElCNUpROsEHHzTiQ2QeXxqopJsaUG1M5T1AiK6HqP4pVMFiwU2dkRmCPTsornYinoWBOxDlUpo3hepXaSMt/c4mx7sB3D4HoH8laLVCkPvqabhUrH8d6xkqYEI/UBl/r5FJ83ADddfiGk2sQIW8L7+Gzi8WOiPdd1qsES9R9k=
 May 14, 2024
ZSK RSA/SHA-256
showAwEAAaRma11iRRBTBJIxLA9hKdw80V9xfPSokbINo1Po+LwXg3r3LogslLWCSqNyjJ2vvkwV5U8dDP5qEb1mCP3dFN77gU1l7EcU0FXnGHmZunoOprV4jI4tcbG5k+0tKCdtNTDyOf3duJ4dkRUgTZwexLmBjjljP6fjFfr2TvVug/9L
 May 14, 2024
SignsKey TagSignerExpires
SOA 15219 smart Oct 13, 2026
DNSKEY 22664 smart Oct 04, 2026
Signature incidents (1)

Periods this zone served no valid signature for some apex type (SOA or DNSKEY), by day.

StartEndDays
Apr 19, 2021 Apr 21, 2021 2
22 retired DNSKEYs no longer published.