DNS Coffee ☕
Zone

cisco active

First Seen May 16, 2015 · First Import Jun 03, 2015 · Last Import Sep 21, 2026 · Type generic · Operator Cisco Technology, Inc. · DNSSEC Signed since Apr 10, 2020

Also indexed as: Domain Nameserver

42
Domains
3,956
Zone Imports
6
Current Nameservers
3
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 6
Name First Seen Domains
a.nic.cisco Nov 06, 2021 1
c.nic.cisco Nov 06, 2021 1
b.nic.cisco Nov 06, 2021 1
ns3.dns.nic.cisco May 16, 2015 2
ns1.dns.nic.cisco May 16, 2015 2
ns2.dns.nic.cisco May 16, 2015 2
Past Nameservers 3
Name First Seen Last Seen Domains
ns5.dns.nic.cisco May 16, 2015 Nov 05, 2021 1
ns4.dns.nic.cisco May 16, 2015 Nov 05, 2021 1
ns6.dns.nic.cisco May 16, 2015 Nov 05, 2021 1
Sample Current Domains 3
Domain Added
duofederalhigh.cisco May 10, 2026
etd.cisco Dec 05, 2025
tdr.cisco Dec 04, 2025
The most recently added of the 42 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 1,767 serials
Primary NSns1.dns.nic.cisco
Mailboxadmin.tldns.godaddy.
Serial1789907833
Refresh30 minutes
Retry5 minutes
Expire7 days
Minimum TTL30 minutes
Show 10 recent serial changes
SerialFirst SeenLast Seen
1789817832 Sep 20, 2026 Sep 20, 2026
1789727833 Sep 19, 2026 Sep 19, 2026
1789637834 Sep 18, 2026 Sep 18, 2026
1789547835 Sep 17, 2026 Sep 17, 2026
1789457837 Sep 16, 2026 Sep 16, 2026
1789367835 Sep 15, 2026 Sep 15, 2026
1789277832 Sep 14, 2026 Sep 14, 2026
1789187833 Sep 13, 2026 Sep 13, 2026
1789097837 Sep 12, 2026 Sep 12, 2026
1789007836 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: 19 · DS records: 19 (as of Sep 21, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAdRJ4sNisAzPow3DNWrYLerqTwwBu/s9g6f78Q8uU/uC9djwRkw/VHq9cgbHAqxEe5cuQUMnm/qhXQlWmF90oyt+mK/gxFlrFoGr5vBSWZ8J5LkZfaRm4CKi1fNEHzE/BCw/I9OfBCjZyKXUwrlu1kYwkgklLMK0H8GpeXePimtA7JPpTKRf/w/7pNdRwMooAYWOI+MsF6EpRvQHqXaKDtsvunWa3kJ69DOfEXYVEttyey6ry/JpLkz6fwGILf3jVp8P8bUuYwXLrRh3Rakv3y6oUj0hZU9nce6te3KplbQ3OoB0zi8Iz/UCK88MIX0BvZlw0GQrf11+ad3Ur42misE=
 Jul 12, 2023
ZSK RSA/SHA-256
showAwEAAc2/Gi9cerfB9QK2eVgp6os5zXT0N3lOLN5EENLnByJrXm2WwLM86dmlxcG0Bqinhch+0E5hojYOEjDmVUH7CUmaDQZl+qzJShm+Xs57CTTsHv8PZK8wEwGi3JBrNFGssDz1QhVGxxgRPgASyeLKpxsYf2axWinlHJDWAIDp7+Zlc43H7l08/yOTcfhvK1gTqTAgES1GcROoZy3OiJb725E=
 Mar 15, 2022
SignsKey TagSignerExpires
SOA 19320 cisco Oct 04, 2026
DNSKEY 51292 cisco Oct 04, 2026
10 retired DNSKEYs no longer published.