cu.nu - dns.ninja
cu.nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a02:250:0:8::53🇸🇪 LOOPIA2a02:250::/33 | ||||||
| PTR | webfront3.webcluster.loopia.se | ||||||
| A | 93.188.2.51🇸🇪 LOOPIA93.188.2.0/23 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 | ||||||
| PTR | ns1.loopia.se | ||||||
| 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 | ||||||
| PTR | ns2.loopia.se | ||||||
| SOA | ns1.loopia.seregistry@loopia.se serial=1783555200 | ||||||
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: 2026-07-11 15:04:25 +0000 (EPOCH 1783782265) (auto) | ||||||
| TXT | id:7863496c-6fb4-4880-b0b3-5d728e418900 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1783782324 | ||||||
Subdomains
www.cu.nu |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
○A194.9.94.602015-06-15 → 2017-10-10 · 4 obs
● 2017-10-10 05:33:32
○ 2021-03-29 09:24:58
○ 2026-07-11 15:24:10
●A2a02:250:0:8::532021-03-29 → 2026-07-11 · 3 obs
● 2021-03-29 09:24:58
● 2026-07-11 15:24:10
●A93.188.2.512021-03-29 → 2026-07-11 · 3 obs
● 2021-03-29 09:24:58
● 2026-07-11 15:24:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| cu.nu | ns2.loopia.se, ns1.loopia.se | - |
✅ Authoritative Response
Server:185.71.156.20
NS records: ns2.loopia.se, ns1.loopia.se
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1447ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.188.2.51 |
| AAAA | 1 | 2a02:250:0:8::53 |
| NS | 2 | ns2.loopia.se, ns1.loopia.se |
| SOA | 1 | ns1.loopia.se registry.loopia.se |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)
Analysis
Hierarchy
www.cu.nu is delegated beneath cu.nu.
IP Addresses
cu.nu points to the IP addresses 93.188.2.51 and 2a02:250:0:8::53
ebutiken.net, andreanilsson.se, results.megalink.no and two other host names share IP numbers with cu.nu.
Name Servers
cu.nu is served by two delegated name servers, ns1.loopia.se and ns2.loopia.se.
cu.nu uses the same name servers as several other domains — among them wondr.cc, pihlsventilation.se, shela.se and two more.
Each of the two host names carries two IP addresses: ns1.loopia.se points to 93.188.0.20 and 2a02:250:ffff::20, and ns2.loopia.se points to 185.71.156.20 and 2a02:250:fffe::20.