assert.nu - robtex.com
assert.nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 31.216.36.87🇸🇪 Cygategroup31.216.32.0/21 | ||||||
| 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=1790812800 | ||||||
nu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | catcher-in-the-rye.nic.nu ⭐ | ||||||
| NS | a.ns.nu | ||||||
| NS | b.ns.nu | ||||||
| NS | c.ns.nu | ||||||
| NS | d.ns.nu | ||||||
| NS | f.ns.nu | ||||||
| NS | g.ns.nu | ||||||
| NS | i.ns.nu | ||||||
| NS | m.ns.nu | ||||||
| NS | y.ns.nu | ||||||
| NS | z.ns.nu | ||||||
| TXT | id:9d27d259-92e1-4d6a-96b8-55ed6f93bff5 | ||||||
| TXT | NU zone update: 2026-10-07 04:55:52 +0000 (EPOCH 1791348952) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1791348999 | ||||||
Same first word
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DNS History
5 records (3 active, 2 former)
○NSdns20.activeisp.com2015-08-16 → 2015-08-16 · 3 obs
○ 2015-12-04 06:57:08
○ 2026-10-07 05:35:00
○NSdns21.activeisp.com2015-08-16 → 2015-08-16 · 3 obs
○ 2015-12-04 06:57:08
○ 2026-10-07 05:35:00
●NSns1.loopia.se2015-12-04 → 2026-10-07 · 3 obs
● 2015-12-04 06:57:08
● 2026-10-07 05:35:00
●NSns2.loopia.se2015-12-04 → 2026-10-07 · 3 obs
● 2015-12-04 06:57:08
● 2026-10-07 05:35:00
●A31.216.36.872015-08-16 → 2026-10-07 · 2 obs
● 2026-10-07 05:35:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | y.ns.nu, f.ns.nu, b.ns.nu, i.ns.nu... | 15 records |
| assert.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: 1150ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.216.36.87 |
| NS | 2 | ns2.loopia.se, ns1.loopia.se |
| SOA | 1 | ns1.loopia.se registry.loopia.se |
📌 Glue Records Collected
Total: 15
In-bailiwick: 15 (a.ns.nu, b.ns.nu, c.ns.nu...)
Analysis
IP Addresses
assert.nu resolves to just one IP address, 31.216.36.87.
Name Servers
assert.nu is delegated to two name servers: ns1.loopia.se and ns2.loopia.se.
assert.nu shares its NS records with other domains, for example petterhanberger.com, xn--hemtjnstuppropet-znb.se, stigens.com and two others.
assert.nu shares at least some of its name servers with other domains, such as xn--ullstrm-f1a.com.
ns1.loopia.se and ns2.loopia.se each resolve to two IP addresses: ns1.loopia.se points to 93.188.0.20 and 2a02:250:ffff::20, while ns2.loopia.se points to 185.71.156.20 and 2a02:250:fffe::20.