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 | ns3.namesystem.se | ||||||
| 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 | NU zone update: 2026-04-23 21:05:30 +0000 (EPOCH 1776978330) (auto) | ||||||
| TXT | id:34848a25-b8f9-425f-982e-7af912765d97 | ||||||
| SOA | catcher-in-the-rye.nic.nuhostmaster@nic.nu serial=1776978390 | ||||||
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
○ 2026-04-23 21:51:58
○NSdns21.activeisp.com2015-06-22 → 2016-02-05 · 4 obs
● 2016-02-05 20:10:10
○ 2026-02-28 23:24:18
○ 2026-04-23 21:51:58
●NSns1.namesystem.se2026-02-28 → 2026-04-23 · 3 obs
● 2026-02-28 23:24:18
● 2026-04-23 21:51:58
●NSns2.namesystem.se2026-02-28 → 2026-04-23 · 3 obs
● 2026-02-28 23:24:18
● 2026-04-23 21:51:58
●NSns3.namesystem.se2026-02-28 → 2026-04-23 · 3 obs
● 2026-02-28 23:24:18
● 2026-04-23 21:51:58
●A195.238.76.282026-02-28 → 2026-04-23 · 3 obs
● 2026-02-28 23:24:18
● 2026-04-23 21:51:58
○A66.249.91.1212015-06-22 → 2016-02-05 · 4 obs
● 2016-02-05 20:10:10
○ 2026-02-28 23:24:18
○ 2026-04-23 21:51:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| nu | a.ns.nu, c.ns.nu, d.ns.nu, m.ns.nu... | 12 records |
| java.nu | ns2.namesystem.se, ns3.namesystem.se, ns1.namesystem.se | - |
✅ Authoritative Response
Server:195.238.76.18
NS records: ns2.namesystem.se, ns3.namesystem.se, ns1.namesystem.se
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for java.nu (unsigned zone)
⏱️ Timing
Total: 1396ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.238.76.28 |
| NS | 3 | ns1.namesystem.se, ns2.namesystem.se... |
| SOA | 1 | ns1.namesystem.se registry.glesys.se |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.ns.nu, a.ns.nu, c.ns.nu...)
Analysis
IP Addresses
java.nu resolves to a single IP: 195.238.76.28.
Other host names, for instance akupunkturhalsaoharmoni.se, fredrikschelin.se, ikt.nu, datakurs.nu and berit.se share IP numbers with java.nu.
Name Servers
java.nu delegates to three name servers: ns1.namesystem.se, ns2.namesystem.se and ns3.namesystem.se.
java.nu shares some name servers with other domains, for example synthesizer.se, kyrkservice.se, bedlog.se, ccat.se and eidaportalen.no.
Host names with two IP numbers:
ns1.namesystem.se: 2a02:750:aaaa::1 and 195.238.76.18