DNS Coffee ☕
Zone

sfr active

First Seen Dec 01, 2015 · First Import Dec 03, 2015 · Last Import Nov 08, 2026 · Type generic · Operator Societe Francaise du Radiotelephone - SFR · DNSSEC Signed since before Sep 05, 2019

Also indexed as: Domain Nameserver

15
Domains
3,990
Zone Imports
4
Current Nameservers
8
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 4
Name First Seen Domains
c.nic.sfr Nov 27, 2017 2
a.nic.sfr Nov 27, 2017 2
d.nic.sfr Nov 27, 2017 2
b.nic.sfr Nov 27, 2017 2
Past Nameservers 8
Name First Seen Last Seen Domains
ns1b.ksregistry.net Nov 01, 2017 Nov 29, 2017 0
ns1a.ksregistry.net Nov 01, 2017 Nov 29, 2017 0
ns2a.ksregistry.com Nov 01, 2017 Nov 29, 2017 0
ns2b.ksregistry.com Nov 01, 2017 Nov 29, 2017 0
x.ns.nic.sfr Dec 01, 2015 Nov 26, 2017 0
y.ns.nic.sfr Dec 01, 2015 Nov 26, 2017 0
a.ns.nic.sfr Dec 01, 2015 Oct 31, 2017 0
c.ns.nic.sfr Dec 01, 2015 Oct 31, 2017 0
Sample Current Domains 0
No domains have been added to this zone recently.
The most recently added of the 15 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 2,507 serials
Primary NSns0.centralnic.net
Mailboxhostmaster.centralnic.net.
Serial176658
Refresh15 minutes
Retry30 minutes
Expire70 days
Minimum TTL1 hour
Show 10 recent serial changes
SerialFirst SeenLast Seen
176591 Nov 07, 2026 Nov 07, 2026
176524 Nov 06, 2026 Nov 06, 2026
176457 Nov 05, 2026 Nov 05, 2026
176390 Nov 04, 2026 Nov 04, 2026
176322 Nov 03, 2026 Nov 03, 2026
176255 Nov 02, 2026 Nov 02, 2026
176187 Nov 01, 2026 Nov 01, 2026
176120 Oct 31, 2026 Oct 31, 2026
176053 Oct 30, 2026 Oct 30, 2026
175987 Oct 29, 2026 Oct 29, 2026
DNSSEC signed

Signed since before Sep 05, 2019. (zone file as of Nov 08, 2026)

Signed domains: 1 · DS records: 2 (as of Nov 08, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK ECDSA P-256/SHA-256
showOyaS2wHPC/oeZU4m4rRAH8asc9X1cJ9HFBVsiWWhEVFzn+MZerfgj8WHQEy7hhezT6nr3EUDbdiiIBbaOvk/ew==
 Jan 18, 2024
ZSK ECDSA P-256/SHA-256
showCfU/scAyJdgKR4qlOP95nkNPLNB1FwiUvqXqGBGf2IPalHXN9g6PtCYp0Rh+lI5te2vv3obCg9UjDhitEt+KzQ==
 Jan 18, 2024
SignsKey TagSignerExpires
SOA 9641 sfr Dec 08, 2026
DNSKEY 58083 sfr Dec 05, 2026
60 retired DNSKEYs no longer published.