ctr.nu - dns.ninja
ctr.nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 194.9.94.85🇸🇪 LOOPIA194.9.94.0/23 SE-LOOPIA | ||||||
| A | 194.9.94.86🇸🇪 LOOPIA194.9.94.0/23 SE-LOOPIA | ||||||
| NS | ns1.loopia.se ⭐ | ||||||
| A | 2a02:250:ffff::20🇸🇪 LOOPIA2a02:250:ffff::/48 | ||||||
| PTR | ns1.loopia.se | ||||||
| A | 93.188.0.20🇸🇪 LOOPIA93.188.0.0/24 SE-LOOPIA Loopia AB | ||||||
| NS | ns2.loopia.se | ||||||
| A | 2a02:250:fffe::20🇸🇪 LOOPIA22a02:250:fffe::/48 | ||||||
| PTR | ns2.loopia.se | ||||||
| A | 185.71.156.20🇸🇪 LOOPIA2185.71.156.0/24 | ||||||
| SOA | ns1.loopia.seregistry@loopia.se serial=1784160000 | ||||||
nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.nu ⭐ | ||||||
| NS | a.ns.nu | ||||||
| NS | c.ns.nu | ||||||
| NS | d.ns.nu | ||||||
| NS | m.ns.nu | ||||||
| NS | y.ns.nu | ||||||
| NS | z.ns.nu | ||||||
| TXT | NU zone update: 2026-07-22 11:17:38 +0000 (EPOCH 1784719058) (auto) | ||||||
| TXT | id:ba5022df-f568-41b8-8bfc-8f0c83c478f2 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1784719126 | ||||||
Subdomains
mail2.ctr.nu |
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
●NSns1.loopia.se2026-04-25 → 2026-07-22 · 3 obs
● 2026-04-25 18:58:02
● 2026-07-22 11:40:48
●NSns2.loopia.se2026-04-25 → 2026-07-22 · 3 obs
● 2026-04-25 18:58:02
● 2026-07-22 11:40:48
○NSns3.binero.se2015-05-16 → 2021-01-05 · 4 obs
● 2021-01-05 20:12:42
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
○NSns4.binero.se2015-05-16 → 2021-01-05 · 4 obs
● 2021-01-05 20:12:42
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
○NSns5.binero.se2015-05-16 → 2021-01-05 · 4 obs
● 2021-01-05 20:12:42
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
○NSns6.binero.se2015-05-16 → 2021-01-05 · 4 obs
● 2021-01-05 20:12:42
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
○NSns7.binero.se2015-05-16 → 2021-01-05 · 4 obs
● 2021-01-05 20:12:42
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
○MXmail.ctr.nu2021-01-05 → 2021-01-05 · 3 obs
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
○MXmail2.ctr.nu2021-01-05 → 2021-01-05 · 3 obs
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
●A194.9.94.852026-04-25 → 2026-07-22 · 6 obs
● 2026-04-25 18:58:02
● 2026-06-05 01:20:26
○ 2026-06-06 00:59:50
● 2026-06-08 02:50:40
● 2026-07-22 11:40:48
●A194.9.94.862026-04-25 → 2026-07-22 · 6 obs
● 2026-04-25 18:58:02
● 2026-06-05 01:20:26
○ 2026-06-06 00:59:50
● 2026-06-08 02:50:40
● 2026-07-22 11:40:48
○A195.74.38.622015-05-16 → 2021-01-05 · 4 obs
● 2021-01-05 20:12:42
○ 2026-04-25 18:58:02
○ 2026-07-22 11:40:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | - |
| ctr.nu | ns1.loopia.se, ns2.loopia.se | - |
✅ Authoritative Response
Server:185.71.156.20
NS records: ns1.loopia.se, ns2.loopia.se
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2084ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 194.9.94.85, 194.9.94.86 |
| NS | 2 | ns1.loopia.se, ns2.loopia.se |
| SOA | 1 | ns1.loopia.se registry.loopia.se |
Analysis
Hierarchy
ctr.nu is the parent zone for mail2.ctr.nu.
IP Addresses
ctr.nu resolves to the IP addresses 194.9.94.85 and 194.9.94.86
Additional host names — creativenetworks.se, powertech.tv, ns2.lan-master.se and two others — share IP numbers with ctr.nu.
Name Servers
The NS records for ctr.nu delegate to ns1.loopia.se and ns2.loopia.se.
ctr.nu shares its name server setup with other domains, including mgct.se, gaforhjartat.com, effectwiz.com and two others.
ctr.nu has some name servers in common with other domains such as sir-reg.com, studentis.com and bullspress.org
These name servers are regularly seen alongside ns3.loopia.se and ns4.loopia.se as name servers.
ns1.loopia.se resolves to 93.188.0.20 and 2a02:250:ffff::20. Likewise, ns2.loopia.se resolves to 185.71.156.20 and 2a02:250:fffe::20 — two IP addresses apiece.