sheldon.cube-studio.cz - robtex.com

sheldon.cube-studio.cz

CNAMEemma.cube-studio.cz
DNSSEC⚠️ Not signed
A2a02:25b0:aaaa:aaaa:d9:f4c1:7f1f:0🇨🇿 SECURITYNET-AS2a02:25b0:aaaa::/48 SECURITYNET-2a07:dbc0::/32
A46.36.39.26🇨🇿 SECURITYNET-AS46.36.39.0/24 GTT-NET prefix

cube-studio.cz

DNSSEC🔒 Signed (DS record present)
A46.36.39.26🇨🇿 SECURITYNET-AS46.36.39.0/24 GTT-NET prefix
NSglen.ns.cloudflare.com ⭐
NSnena.ns.cloudflare.com
MXmail.cube-studio.cz ⭐
TXTv=spf1 mx a ip4:46.36.35.104 ip4:46.36.38.95 ip4:46.36.38.53 ip4:46.36.37.31 ...
SOAglen.ns.cloudflare.comdns@cloudflare.com serial=2403029912

Same first word

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DNS History

5 records (1 active, 4 former)

A2a02:25b0:aaaa:aaaa:3a13:b4fa:15bf:02a02:25b0:aaaa:aaaa:d9:f4c1:7f1f:046.36.39.2646.36.41.161CNAMEemma.cube-studio.cz
○A2a02:25b0:aaaa:aaaa:3a13:b4fa:15bf:02026-02-18 → 2026-04-11 · 4 obs
● 2026-02-18 19:07:54
● 2026-04-11 11:05:54
○ 2026-04-28 14:03:32
○ 2026-05-11 14:09:58
○A2a02:25b0:aaaa:aaaa:d9:f4c1:7f1f:02026-04-28 → 2026-04-28 · 4 obs
○ 2026-04-11 11:05:54
● 2026-04-28 14:03:32
○ 2026-05-01 23:25:04
○ 2026-05-11 14:09:58
○A46.36.39.262026-04-28 → 2026-04-28 · 4 obs
○ 2026-04-11 11:05:54
● 2026-04-28 14:03:32
○ 2026-05-01 23:25:04
○ 2026-05-11 14:09:58
○A46.36.41.1612026-02-18 → 2026-04-11 · 4 obs
● 2026-02-18 19:07:54
● 2026-04-11 11:05:54
○ 2026-04-28 14:03:32
○ 2026-05-11 14:09:58
●CNAMEemma.cube-studio.cz2026-04-28 → 2026-05-11 · 2 obs
● 2026-04-28 14:03:32
● 2026-05-11 14:09:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
cube-studio.czglen.ns.cloudflare.com, nena.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.161

NS records: glen.ns.cloudflare.com, nena.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1315ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1emma.cube-studio.cz

Analysis

IP Addresses

sheldon.cube-studio.cz points to two IP numbers: 2a02:25b0:aaaa:aaaa:d9:f4c1:7f1f:0 and 46.36.39.26.

Other host names such as info-vm.cz, ntengineering.eu, klima-solution.cz, cube-studio.cz and czechcyclingtour.cz share IPs with sheldon.cube-studio.cz.