helmholtzspule.com - robtex.com
helmholtzspule.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:d0a:6448::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www498.your-server.de | ||||||
| A | 188.40.218.81🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns1.your-server.de | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | mail.helmholtzspule.com ⭐ | ||||||
| A | 2a01:4f8:d0a:6448::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www498.your-server.de | ||||||
| A | 188.40.218.81🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | www498.your-server.de | ||||||
| TXT | v=spf1 +a +mx ?all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2025-12-12 #0 | ||||||
com
| 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=1776272062 | ||||||
Subdomains
mail.helmholtzspule.com |
Same first word
helmholtzspule.com |
DNS History
6 records (6 active, 0 former)
●NSns.second-ns.com2018-11-26 → 2026-04-15 · 2 obs
● 2026-04-15 17:01:20
●NSns1.your-server.de2018-11-26 → 2026-04-15 · 2 obs
● 2026-04-15 17:01:20
●NSns3.second-ns.de2018-11-26 → 2026-04-15 · 2 obs
● 2026-04-15 17:01:20
●MXmail.helmholtzspule.com2018-11-26 → 2026-04-15 · 2 obs
● 2026-04-15 17:01:20
●A188.40.218.812018-11-26 → 2026-04-15 · 2 obs
● 2026-04-15 17:01:20
●A2a01:4f8:d0a:6448::22018-11-26 → 2026-04-15 · 2 obs
● 2026-04-15 17:01:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, k.gtld-servers.net... | - |
| helmholtzspule.com | ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de | 2 records |
✅ Authoritative Response
Server:213.239.204.242
NS records: ns1.your-server.de, ns.second-ns.com, ns3.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for helmholtzspule.com (unsigned zone)
⏱️ Timing
Total: 306ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.40.218.81 |
| AAAA | 1 | 2a01:4f8:d0a:6448::2 |
| NS | 3 | ns3.second-ns.de, ns.second-ns.com... |
| MX | 1 | mail.helmholtzspule.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx ?all |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.second-ns.com, ns.second-ns.com)
Analysis
Hierarchy
mail.helmholtzspule.com is a child of helmholtzspule.com.
IP Addresses
helmholtzspule.com has two IP numbers: 2a01:4f8:d0a:6448::2 and 188.40.218.81.
Other host names, for instance www.freiestuecke.at, mail.wirth-vinci.com, mail.kwk-kosmetik.de, freiestuecke.at and bauer-heizungsbau.de share IP numbers with helmholtzspule.com.
Name Servers
helmholtzspule.com is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
helmholtzspule.com at least partially shares name servers with other domains, including ccc-industriesoftware.com, act4brand.com, 3.0.9.2.7.1.c.0.8.f.4.0.1.0.a.2.ip6.arpa, steuerberater-wirtschaftspruefer-rheine.com and biofeedbackwien.at.
Host names with two IP numbers:
ns.second-ns.com: 2a01:4f8:0:a101::b:1 and 213.239.204.242
ns3.second-ns.de: 2001:67c:192c::add:b3 and 193.47.99.4
ns1.your-server.de: 2a01:4f8:0:1::5ddc:1 and 213.133.100.102
Mail Servers
A single mail server handles helmholtzspule.com, mail.helmholtzspule.com.
The host name mail.helmholtzspule.com resolves to two IP numbers: 2a01:4f8:d0a:6448::2 and 188.40.218.81.