ideasquare.cern - robtex.com

ideasquare.cern

DNSSEC⚠️ Not signed
A2001:1458:d00:3c::100:d7🇨🇭 CERN2001:1458::/32 European Organization for Nuclear Research
PTRlbaas-fc36cd0e-c9d9-466e-9869-b292a072f417.cern.ch
A188.184.76.146🇨🇭 CERN188.184.0.0/16 -GPN2
NSext-dns-1.cern.ch
A2001:1458:1:1::5🇨🇭 CERN2001:1458::/32 European Organization for Nuclear Research
PTRext-dns-1.cern.ch
A192.65.187.5🇨🇭 CERN192.65.184.0/21 -BLK2
PTRext-dns-1.cern.ch
NSext-dns-2.cern.ch
A2001:1458:1:2::100:85🇨🇭 CERN2001:1458::/32 European Organization for Nuclear Research
PTRext-dns-2.cern.ch
A192.91.245.85🇨🇭 CERN192.91.244.0/23 - European Laboratory for Particle Physics CH-1211 Geneva 23, Switzerland
PTRext-dns-2.cern.ch
SOAext-dns-1.cern.chexternal-dns@cern.ch 2018-02-23 #3

cern

DNSSEC🔒 Signed (DS record present)
NSa0.nic.cern
NSa2.nic.cern
NSb0.nic.cern
NSc0.nic.cern
SOAa0.nic.cernhostmaster@donuts.email serial=1783076104

Same first word

Similar names

DNS History

4 records (4 active, 0 former)

NSext-dns-1.cern.chext-dns-2.cern.chA188.184.76.1462001:1458:d00:3c::100:d7
NSext-dns-1.cern.ch2026-05-28 → 2026-07-03 · 2 obs
● 2026-05-28 06:26:38
● 2026-07-03 11:03:58
NSext-dns-2.cern.ch2026-05-28 → 2026-07-03 · 2 obs
● 2026-05-28 06:26:38
● 2026-07-03 11:03:58
A188.184.76.1462026-05-28 → 2026-07-03 · 2 obs
● 2026-05-28 06:26:38
● 2026-07-03 11:03:58
A2001:1458:d00:3c::100:d72026-05-28 → 2026-07-03 · 2 obs
● 2026-05-28 06:26:38
● 2026-07-03 11:03:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cerna0.nic.cern, a2.nic.cern, b0.nic.cern, c0.nic.cern8 records
ideasquare.cernext-dns-1.cern.ch, ext-dns-2.cern.ch-

✅ Authoritative Response

Server:192.65.187.5

NS records: ext-dns-1.cern.ch, ext-dns-2.cern.ch

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ideasquare.cern (unsigned zone)

⏱️ Timing

Total: 2264ms | Queries: -

📄 Records

TypeCountSample Data
A1188.184.76.146
AAAA12001:1458:d00:3c::100:d7
NS2ext-dns-2.cern.ch, ext-dns-1.cern.ch
SOA1ext-dns-1.cern.ch external-dns.cern.ch

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a0.nic.cern, a0.nic.cern, a2.nic.cern...)

Analysis

IP Addresses

ideasquare.cern has two IP addresses: 188.184.76.146 and 2001:1458:d00:3c::100:d7

Additional host names — ifast-project.eu, webfest.cern, cms.cern and two others — share IP numbers with ideasquare.cern.

Name Servers

Two name servers handle the delegation for ideasquare.cern: ext-dns-1.cern.ch and ext-dns-2.cern.ch.

ideasquare.cern shares its name server setup with other domains, including ippog.org, drupal-apps-lb-crit.cern.ch, careers.cern and two others.

There is at least partial name server overlap between ideasquare.cern and other domains — 99.48.193.in-addr.arpa, 97.48.193.in-addr.arpa, 82.48.193.in-addr.arpa and two more among them.

These name servers regularly appear alongside scsnms.switch.ch, ip-cahcp-1.cern.ch, ip-cahcp-2.cern.ch and 7 other name servers in NS record sets.

ext-dns-1.cern.ch and ext-dns-2.cern.ch both carry two IP addresses. The A records for ext-dns-1.cern.ch are 192.65.187.5 and 2001:1458:1:1::5; the A records for ext-dns-2.cern.ch are 192.91.245.85 and 2001:1458:1:2::100:85.