helischule.com - robtex.com
helischule.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:c013:c79f::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | confusion.moemmel.de | ||||||
| A | 188.34.188.62🇩🇪 Hetzner188.34.128.0/17 HETZNER-DC | ||||||
| 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 | www4.your-server.de ⭐ | ||||||
| A | 2a01:4f8:d0a:27bd::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www4.your-server.de | ||||||
| A | 88.198.219.246🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | www4.your-server.de | ||||||
| TXT | v=spf1 +a +mx ?all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-01-16 #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=1774385782 | ||||||
Same first word
helischule.com |
DNS History
11 records (6 active, 5 former)
●NSns.second-ns.com2026-02-17 → 2026-03-24 · 3 obs
● 2026-02-17 11:35:22
● 2026-03-24 21:24:56
○NSns1.easyname.eu2015-06-09 → 2019-02-26 · 4 obs
● 2019-02-26 01:12:24
○ 2026-02-17 11:35:22
○ 2026-03-24 21:24:56
●NSns1.your-server.de2026-02-17 → 2026-03-24 · 3 obs
● 2026-02-17 11:35:22
● 2026-03-24 21:24:56
○NSns2.easyname.eu2015-06-09 → 2019-02-26 · 4 obs
● 2019-02-26 01:12:24
○ 2026-02-17 11:35:22
○ 2026-03-24 21:24:56
●NSns3.second-ns.de2026-02-17 → 2026-03-24 · 3 obs
● 2026-02-17 11:35:22
● 2026-03-24 21:24:56
○MXmx01.easyname.eu2015-06-09 → 2019-02-26 · 4 obs
● 2019-02-26 01:12:24
○ 2026-02-17 11:35:22
○ 2026-03-24 21:24:56
○MXmx02.easyname.eu2015-06-09 → 2019-02-26 · 4 obs
● 2019-02-26 01:12:24
○ 2026-02-17 11:35:22
○ 2026-03-24 21:24:56
●MXwww4.your-server.de2026-02-17 → 2026-03-24 · 3 obs
● 2026-02-17 11:35:22
● 2026-03-24 21:24:56
●A188.34.188.622026-02-17 → 2026-03-24 · 3 obs
● 2026-02-17 11:35:22
● 2026-03-24 21:24:56
●A2a01:4f8:c013:c79f::12026-02-17 → 2026-03-24 · 3 obs
● 2026-02-17 11:35:22
● 2026-03-24 21:24:56
○A77.244.243.552015-06-09 → 2019-02-26 · 4 obs
● 2019-02-26 01:12:24
○ 2026-02-17 11:35:22
○ 2026-03-24 21:24:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| helischule.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 helischule.com (unsigned zone)
⏱️ Timing
Total: 353ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.34.188.62 |
| AAAA | 1 | 2a01:4f8:c013:c79f::1 |
| NS | 3 | ns.second-ns.com, ns1.your-server.de... |
| MX | 1 | www4.your-server.de (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
IP Addresses
helischule.com points to two IPs: 2a01:4f8:c013:c79f::1 and 188.34.188.62.
Other host names, for example, flugzone.eu share IP numbers with helischule.com.
Name Servers
helischule.com is delegated to name servers ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
helischule.com at least partially shares name servers with other domains such as bundeswehr-support.de, 85.78.5.in-addr.arpa, erfurt.ru, c.e.3.6.a.0.d.0.8.f.4.0.1.0.a.2.ip6.arpa and naturavetal.de.
Host names with two IP numbers:
ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242.
ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4.
ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.
Mail Servers
helischule.com is handled by a single mail server, www4.your-server.de.
helischule.com shares the same mail server setup as other domains, including solarlifecycle.de, winebaar.com, netzsynapse.de, truebadix.de and freshmail.io.
helischule.com shares some mail servers with other domains, for instance hoechstadt.net, verband.name and bacdive.org.
Host name www4.your-server.de points to IPs 2a01:4f8:d0a:27bd::2 and 88.198.219.246.