DNS Coffee ☕
Zone

cern active

First Seen Aug 17, 2014 · First Import Aug 30, 2014 · Last Import Nov 07, 2026 · Type generic · Operator European Organization for Nuclear Research ("CERN") · DNSSEC Signed since before Sep 05, 2019

Also indexed as: Domain

103
Domains
4,421
Zone Imports
4
Current Nameservers
0
Past Nameservers
Zone Growth
Nameserver Timeline
Current Nameservers 4
Name First Seen Domains
b0.nic.cern Aug 17, 2014 2
a2.nic.cern Aug 17, 2014 2
c0.nic.cern Aug 17, 2014 2
a0.nic.cern Aug 17, 2014 2
Past Nameservers 0
Name First Seen Last Seen Domains
Sample Current Domains 11
Domain Added
itt.cern Nov 06, 2026
director-general.cern Nov 03, 2026
austria.cern Sep 05, 2026
ship.cern Sep 01, 2026
hiddenparticles.cern Sep 01, 2026
archives.cern Sep 01, 2026
eosc.cern Aug 11, 2026
idee.cern Jan 24, 2026
social.cern Nov 28, 2025
live.cern Nov 28, 2025
rucio.cern Nov 28, 2025
The most recently added of the 103 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 2,481 serials
Primary NSa0.nic.cern
Mailboxhostmaster.donuts.email.
Serial1794013381
Refresh2 hours
Retry15 minutes
Expire14 days
Minimum TTL1 hour
Show 10 recent serial changes
SerialFirst SeenLast Seen
1793927209 Nov 06, 2026 Nov 06, 2026
1793840437 Nov 05, 2026 Nov 05, 2026
1793753683 Nov 04, 2026 Nov 04, 2026
1793667553 Nov 03, 2026 Nov 03, 2026
1793581429 Nov 02, 2026 Nov 02, 2026
1793494645 Nov 01, 2026 Nov 01, 2026
1793408581 Oct 31, 2026 Oct 31, 2026
1793321851 Oct 30, 2026 Oct 30, 2026
1793235415 Oct 29, 2026 Oct 29, 2026
1793149249 Oct 28, 2026 Oct 28, 2026
DNSSEC signed

Signed since before Sep 05, 2019. (zone file as of Nov 07, 2026)

Signed domains: 1 · DS records: 1 (as of Nov 07, 2026)

RoleAlgorithmPublic KeyFirst Seen
KSK RSA/SHA-256
showAwEAAcW5IGjQOT1uoeWv6qDDWff/WgkWIH+L1/zwT10p0AGRQu4Hg7Mv87H5+u8oz8BnU7vODtf/R+BM1K3RwqMLqI+goR5Y+5pG3bb6V1iOB/4PKbYMCG+8X6yyIb4DZxRtl4eYm2rLJ3iktKhg9ycIeczX3lSFO9aYR6N10FgMbmQT8OGvS2U1hupAyzqDBMtcjhlHQ5zIxrN2AibtnXKN/DsbXcl2gci0qZDyFHxr8F2yCZEfCRT+m2+5S37K562M/XBz68mq0qbZodNBtyfsoEob5DBYE1VhmhbU78OVWubGrlbKjDgw/H+mMttaBTzXYgYpcG89UTlID1uDL2kmAhE=
 Sep 19, 2026
KSK RSA/SHA-256
showAwEAAcmu6tEftQrIu1MlQJe8J5sXd4wx9TIj1PnetSIv50jN85aKLdlYfFIjG2SDDNVZx8ajwTirEkyE8ZYGRtXLwctJMykKjy+3i0IbMK3jDrVHSwlZ/T2E42uatnZcCVPrWAL2xqymjN4drN0sNf9yvKnwVgCm5vOvqT0PDpzhg1k7K6Rg5pRLZgPdzvkBlY8L1uhJypsA+/DHNVCrbpcjUfIXvWrFzm4rq0ti0LPUCbEg+QL5u6t6r3Q6pI1ZcctkV4/5XHpNF+YuTKDdaMWttkZs40/3szoUz52pggZq9/jqYvgbBeNDqNoRHvWaBwAw9ek0OkZvWBKIeWbXEPOtG6M=
 Nov 11, 2020
ZSK RSA/SHA-256
showAwEAAZ/hu75zTgyW3z7WjCXzuCccHDv3Fsh5FutpdvdNnUWoEmoyKYWx1380VYA8H265nXGZ64gPWblALoXqRjZRMGMX+Zx5TasuSvI6tHEwU42Z3nNYozxO1KGCIKZYXYo8AGo8P+RLQ1RolD3TdgUXQTEBj/r64MpFGgHnWYIHfUFv
 Sep 19, 2026
ZSK RSA/SHA-256
showAwEAAcWB5u9u9Vp3YsKu+j2YweAvcFE4yhjDjnH3soYqe0kQfyTVuecKZ6ePWlHe4L1ipXODwyC7fXrEJf/gDRaBaEpNH9O9d9TpCp1q3D6YQtmm24eBtd2kQRwiWlHOMgTWDEqqP3tgVnGXHDNuSWykmrWJ7MCa3kEuqKqr+RKZ/izR
 Aug 10, 2026
SignsKey TagSignerExpires
SOA 34375 cern Nov 28, 2026
DNSKEY 20125 cern Nov 21, 2026
87 retired DNSKEYs no longer published.