syskalk-net.de - robtex.com
syskalk-net.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 158.181.48.120🇩🇪 Optitrust158.181.48.0/21 optitrust | ||||||
| PTR | web16.internet1.de | ||||||
| NS | ns2.internet1.de ⭐ | ||||||
| A | 2a01:138:a03e::200🇩🇪 IPX-AS155982a01:138::/32 IP Exchange GmbH | ||||||
| PTR | ns2.internet1.de | ||||||
| A | 62.146.37.200🇩🇪 IPX-AS1559862.146.36.0/22 NorthC Deutschland GmbH | ||||||
| PTR | ns2.internet1.de | ||||||
| NS | ns.internet1.de | ||||||
| A | 2a00:6140:103::200🇩🇪 Optitrust2a00:6140::/32 optitrust | ||||||
| PTR | ns.internet1.de | ||||||
| A | 188.64.59.200🇩🇪 Optitrust188.64.56.0/21 optitrust | ||||||
| PTR | ns.internet1.de | ||||||
| MX | mail.syskalk-net.de ⭐ | ||||||
| A | 158.181.48.182🇩🇪 Optitrust158.181.48.0/21 optitrust | ||||||
| PTR | mcno-bbg-05.internet1.de | ||||||
| TXT | v=spf1 a mx include:_spf.internet1.de -all | ||||||
| SOA | ns.internet1.dedns@centron.de 2025-12-04 #2 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1774887870 | ||||||
Subdomains
mail.syskalk-net.de |
Same first word
syskalk-net.de |
DNS History
5 records (4 active, 1 former)
●NSns.internet1.de2015-06-17 → 2026-03-30 · 2 obs
● 2026-03-30 16:44:24
●NSns2.internet1.de2015-06-17 → 2026-03-30 · 2 obs
● 2026-03-30 16:44:24
●MXmail.syskalk-net.de2015-06-17 → 2026-03-30 · 2 obs
● 2026-03-30 16:44:24
●A158.181.48.1202015-11-02 → 2026-03-30 · 3 obs
● 2015-11-02 23:33:56
● 2026-03-30 16:44:24
○A188.64.60.1122015-06-17 → 2015-06-17 · 3 obs
○ 2015-11-02 23:33:56
○ 2026-03-30 16:44:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| syskalk-net.de | ns.internet1.de, ns2.internet1.de | 4 records |
✅ Authoritative Response
Server:62.146.37.200
NS records: ns.internet1.de, ns2.internet1.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for syskalk-net.de (unsigned zone)
⏱️ Timing
Total: 720ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 158.181.48.120 |
| NS | 2 | ns.internet1.de, ns2.internet1.de |
| MX | 1 | mail.syskalk-net.de (pri: 5) |
| TXT | 1 | v=spf1 a mx include:_spf.internet1.de -a |
| SOA | 1 | ns.internet1.de dns.centron.de |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.internet1.de, ns2.internet1.de, ns.internet1.de...)
Analysis
Hierarchy
The parent of mail.syskalk-net.de is syskalk-net.de.
IP Addresses
syskalk-net.de points to a single IP address: 158.181.48.120.
Other host names such as www.fiemereck.com, m-hambeck.de, willy.de, actagon.lu and dilb.de share IPs with syskalk-net.de.
Name Servers
Two name servers ns2.internet1.de and ns.internet1.de handle the delegation for syskalk-net.de.
syskalk-net.de shares the same name server setup as other domains, for example dotnetsql.de, centron.org, gegateam.com, box24.de and fantastikum.net.
syskalk-net.de at least partially shares name servers with other domains, for example mechtronic.de, ferienpark-harz.de, betonbaudose.de, fitness-ontop.de and smarthostel-berlin.de.
These name servers are often used together with ns3.internet1.de and server1.softwareag.com.
Host names with two IP numbers:
ns2.internet1.de points to 2a01:138:a03e::200 and 62.146.37.200.
ns.internet1.de points to 2a00:6140:103::200 and 188.64.59.200.
Mail Servers
The mail.syskalk-net.de mail server handles syskalk-net.de.
mail.syskalk-net.de points to a single IP number: 158.181.48.182.