forum-4.net - robtex.com
forum-4.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:10a:2b47::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | forum-4.net | ||||||
| A | 88.99.147.52🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| TXT | v=spf1 +a +mx -all | ||||||
| TXT | v=spf1 +a +mx +a:mx.porta-mail.de +ip4:127.0.0.1 -all | ||||||
| SOA | hydrogen.ns.hetzner.comkullik@forum-4.de 2026-05-31 #3 | ||||||
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=1785103992 | ||||||
PTR for
Same first word
DNS History
5 records (5 active, 0 former)
●NShelium.ns.hetzner.de2026-03-17 → 2026-07-26 · 2 obs
● 2026-07-26 22:25:54
●NShydrogen.ns.hetzner.com2026-03-17 → 2026-07-26 · 2 obs
● 2026-07-26 22:25:54
●NSoxygen.ns.hetzner.com2026-03-17 → 2026-07-26 · 2 obs
● 2026-07-26 22:25:54
●A2a01:4f8:10a:2b47::12026-03-17 → 2026-07-26 · 2 obs
● 2026-07-26 22:25:54
●A88.99.147.522026-03-17 → 2026-07-26 · 2 obs
● 2026-07-26 22:25:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| forum-4.net | helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com | - |
✅ Authoritative Response
Server:193.47.99.5
NS records: helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for forum-4.net (unsigned zone)
⏱️ Timing
Total: 796ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 88.99.147.52 |
| AAAA | 1 | 2a01:4f8:10a:2b47::1 |
| NS | 3 | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com... |
| TXT | 2 | v=spf1 +a +mx +a:mx.porta-mail.de +ip4:1, v=spf1 +a +mx -all |
| SOA | 1 | hydrogen.ns.hetzner.com kullik.forum-4.d |
Analysis
IP Addresses
forum-4.net resolves to the IP addresses 88.99.147.52 and 2a01:4f8:10a:2b47::1
mx.porta-mail.de, porta-mail.de, forum-4.de and kullik.nrw are examples of host names that share IP numbers with forum-4.net.
Name Servers
forum-4.net carries NS records delegating to hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
forum-4.net shares at least some of its name servers with other domains, including dawns-place.de, dokublog.de, posmishka.com and two others.
These name servers are routinely co-deployed with the name servers ns1.first-ns.de, robotns3.second-ns.com, robotns2.second-ns.de and two others.
hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de are three hostnames that each resolve to a pair of IP addresses: hydrogen.ns.hetzner.com to 213.133.100.98 and 2a01:4f8:0:1::add:1098, oxygen.ns.hetzner.com to 88.198.229.192 and 2a01:4f8:0:1::add:2992, and helium.ns.hetzner.de to 193.47.99.5 and 2001:67c:192c::add:5.