java.nu - robtex.com
java.nu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.238.76.28🇸🇪 GLESYS195.238.76.0/23 | ||||||
| PTR | 195-238-76-28.serverhotell.net | ||||||
| NS | ns1.namesystem.se ⭐ | ||||||
| A | 2a02:750:aaaa::1🇸🇪 GLESYS2a02:750::/29 | ||||||
| PTR | ns1.namesystem.se | ||||||
| A | 195.238.76.18🇸🇪 GLESYS195.238.76.0/23 | ||||||
| PTR | ns1.namesystem.se | ||||||
| NS | ns2.namesystem.se | ||||||
| A | 2a02:750:aaaa::2🇸🇪 GLESYS2a02:750::/29 | ||||||
| PTR | ns2.namesystem.se | ||||||
| A | 195.238.77.18🇸🇪 GLESYS195.238.76.0/23 | ||||||
| PTR | ns2.namesystem.se | ||||||
| NS | ns3.namesystem.se | ||||||
| A | 2a02:750:aaaa::3🇸🇪 GLESYS2a02:750::/29 | ||||||
| PTR | ns3.namesystem.se | ||||||
| A | 195.20.206.18🇸🇪 GLESYS195.20.206.0/23 | ||||||
| PTR | 195-20-206-18-static.glesys.net | ||||||
| SOA | ns1.namesystem.seregistry@glesys.se serial=7 | ||||||
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 | id:c5fa40c8-53ba-4ec7-a7ab-5bcd00ed631b | ||||||
| TXT | NU zone update: 2026-07-10 05:27:31 +0000 (EPOCH 1783661251) (auto) | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1783661310 | ||||||
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
○NSdns20.activeisp.com2015-06-22 → 2016-02-05 · 4 obs
● 2016-02-05 20:10:10
○ 2026-02-28 23:24:18
○ 2026-07-10 06:00:10
○NSdns21.activeisp.com2015-06-22 → 2016-02-05 · 4 obs
● 2016-02-05 20:10:10
○ 2026-02-28 23:24:18
○ 2026-07-10 06:00:10
●NSns1.namesystem.se2026-02-28 → 2026-07-10 · 3 obs
● 2026-02-28 23:24:18
● 2026-07-10 06:00:10
●NSns2.namesystem.se2026-02-28 → 2026-07-10 · 3 obs
● 2026-02-28 23:24:18
● 2026-07-10 06:00:10
●NSns3.namesystem.se2026-02-28 → 2026-07-10 · 3 obs
● 2026-02-28 23:24:18
● 2026-07-10 06:00:10
●A195.238.76.282026-02-28 → 2026-07-10 · 3 obs
● 2026-02-28 23:24:18
● 2026-07-10 06:00:10
○A66.249.91.1212015-06-22 → 2016-02-05 · 4 obs
● 2016-02-05 20:10:10
○ 2026-02-28 23:24:18
○ 2026-07-10 06:00:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | m.ns.nu, z.ns.nu, c.ns.nu, d.ns.nu... | - |
| java.nu | ns1.namesystem.se, ns2.namesystem.se, ns3.namesystem.se | - |
✅ Authoritative Response
Server:195.20.206.18
NS records: ns1.namesystem.se, ns2.namesystem.se, ns3.namesystem.se
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for java.nu (unsigned zone)
⏱️ Timing
Total: 1231ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.238.76.28 |
| NS | 3 | ns2.namesystem.se, ns1.namesystem.se... |
| SOA | 1 | ns1.namesystem.se registry.glesys.se |
Analysis
IP Addresses
java.nu points to a single IP number: 195.238.76.28.
Additional host names — akupunkturhalsaoharmoni.se, fredrikschelin.se, ikt.nu and two others — share IP numbers with java.nu.
Name Servers
java.nu is delegated to three name servers: ns1.namesystem.se, ns2.namesystem.se and ns3.namesystem.se.
At least some of java.nu's name servers are shared with other domains, for example synthesizer.se, kyrkservice.se, bedlog.se and two more.
ns1.namesystem.se, ns2.namesystem.se and ns3.namesystem.se each resolve to two IP addresses: ns1.namesystem.se resolves to 195.238.76.18 and 2a02:750:aaaa::1; ns2.namesystem.se resolves to 195.238.77.18 and 2a02:750:aaaa::2; ns3.namesystem.se resolves to 195.20.206.18 and 2a02:750:aaaa::3.