3uenergy.net - robtex.com
3uenergy.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 78.47.62.47🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | dedi6828.your-server.de | ||||||
| NS | ns1.3u.net ⭐ | ||||||
| A | 2a05:8e40:0:2::3:42🇩🇪 UUU-TELECOM-AS2a05:8e40::/29 3U Telecom | ||||||
| A | 81.209.151.254🇩🇪 UUU-TELECOM-AS81.209.151.0/24 | ||||||
| NS | ns2.3u.net | ||||||
| A | 2a05:8e40:0:2::3:52🇩🇪 UUU-TELECOM-AS2a05:8e40::/29 3U Telecom | ||||||
| A | 83.125.107.34🇩🇪 UUU-TELECOM-AS83.125.106.0/23 3U | ||||||
| PTR | ns2.3u.net | ||||||
| MX | smtp.3u.net ⭐ | ||||||
| A | 81.209.151.4🇩🇪 UUU-TELECOM-AS81.209.151.0/24 | ||||||
| PTR | smtp.3u.net | ||||||
| SOA | ns1.3u.netops@3u.net 2023-10-13 #1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778456651 | ||||||
Same first word
DNS History
6 records (4 active, 2 former)
●A78.47.62.472026-05-11 → 2026-05-11 · 3 obs
● 2026-05-11 00:03:56
● 2026-05-11 00:03:58
○A81.209.151.282015-11-28 → 2020-01-05 · 5 obs
● 2015-11-28 21:13:58
● 2020-01-05 06:26:54
○ 2026-05-11 00:03:56
○ 2026-05-11 00:03:58
○A81.209.159.142015-08-04 → 2015-08-04 · 3 obs
○ 2015-11-28 21:13:58
○ 2026-05-11 00:03:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| 3uenergy.net | ns1.3u.net, ns2.3u.net | 2 records |
✅ Authoritative Response
Server:81.209.159.254
NS records: ns1.3u.net, ns2.3u.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3uenergy.net (unsigned zone)
⏱️ Timing
Total: 311ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.47.62.47 |
| NS | 2 | ns2.3u.net, ns1.3u.net |
| MX | 1 | smtp.3u.net (pri: 100) |
| SOA | 1 | ns1.3u.net ops.3u.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.3u.net, ns2.3u.net)
Analysis
IP Addresses
3uenergy.net points to a single IP: 78.47.62.47.
Other host names, for instance 3u-energy.de, 3uenergy.de, 3uenergy.com, fon4u.de and therm-cube.com share IP numbers with 3uenergy.net.
Name Servers
Two name servers ns1.3u.net and ns2.3u.net handle delegation for 3uenergy.net.
3uenergy.net uses the same name server setup as other domains, for example euro-sun-solar.com, immowerker.net, 3uenergy.de, samoba.de and 155.209.81.in-addr.arpa.
Host names with two IP numbers:
ns1.3u.net points to: 2a05:8e40:0:2::3:42 and 81.209.151.254
ns2.3u.net points to: 2a05:8e40:0:2::3:52 and 83.125.107.34
Mail Servers
3uenergy.net is handled by a single mail server, smtp.3u.net.
3uenergy.net has the same mail server setup as other domains, including 3u-energy-pe.de, immowerker.com, selfio-gmbh.de, pelia.ch and 3umobile.de.
smtp.3u.net points to a single IP: 81.209.151.4.