DNS Coffee ☕
Zone

cern active

First Seen Aug 17, 2014 · First Import Aug 30, 2014 · Last Import Sep 22, 2026 · Type generic · Operator European Organization for Nuclear Research ("CERN") · DNSSEC Signed since Sep 11, 2019

Also indexed as: Domain

101
Domains
4,375
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 9
Domain Added
archives.cern Sep 01, 2026
austria.cern Sep 05, 2026
eosc.cern Aug 11, 2026
hiddenparticles.cern Sep 01, 2026
idee.cern Jan 24, 2026
live.cern Nov 28, 2025
rucio.cern Nov 28, 2025
ship.cern Sep 01, 2026
social.cern Nov 28, 2025
The most recently added of the 101 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.cern
Mailboxhostmaster.donuts.email.
Serial1790039048
Refresh2 hours
Retry15 minutes
Expire14 days
Minimum TTL1 hour
Show 10 recent serial changes
SerialFirst SeenLast Seen
1789952135 Sep 21, 2026 Sep 21, 2026
1789865880 Sep 20, 2026 Sep 20, 2026
1789779634 Sep 19, 2026 Sep 19, 2026
1789693368 Sep 18, 2026 Sep 18, 2026
1789607069 Sep 17, 2026 Sep 17, 2026
1789535930 Sep 16, 2026 Sep 16, 2026
1789434314 Sep 15, 2026 Sep 15, 2026
1789347456 Sep 14, 2026 Sep 14, 2026
1789261227 Sep 13, 2026 Sep 13, 2026
1789175002 Sep 12, 2026 Sep 12, 2026
DNSSEC signed

Signed since Sep 11, 2019.

Signed domains: 1 · DS records: 1 (as of Sep 22, 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
showAwEAAc31+D6s9ByPCTNl8jfCVHgXSZn6FUlGVHrk+ecJdPj3qYKN/pRAYl5XGFzB5TXUJkxOnresMJsD0YBj0l8Vn8pXztmDQs8dPhHmDrH1gxgGzmHKpmVGHj5dC8byswzf3w6LtDgemQ/KF0HVaDrPPUWr2aSxBchRlI5atQPdWLPb
 Sep 10, 2026
ZSK RSA/SHA-256
showAwEAAcWB5u9u9Vp3YsKu+j2YweAvcFE4yhjDjnH3soYqe0kQfyTVuecKZ6ePWlHe4L1ipXODwyC7fXrEJf/gDRaBaEpNH9O9d9TpCp1q3D6YQtmm24eBtd2kQRwiWlHOMgTWDEqqP3tgVnGXHDNuSWykmrWJ7MCa3kEuqKqr+RKZ/izR
 Aug 10, 2026
SignsKey TagSignerExpires
SOA 981 cern Oct 13, 2026
DNSKEY 20371 cern Oct 09, 2026
86 retired DNSKEYs no longer published.