gystud.de - robtex.com
gystud.de
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=1775075915 | ||||||
MX for
gystud.de |
Same first word
gystud.de |
Similar names
DNS History
8 records (8 active, 0 former)
●MXgystud.de2026-03-23 → 2026-04-01 · 2 obs
● 2026-04-01 20:50:50
●A142.132.170.182026-03-23 → 2026-04-01 · 2 obs
● 2026-04-01 20:50:50
●A2a01:4f8:1c1b:ccd9::12026-03-23 → 2026-04-01 · 2 obs
● 2026-04-01 20:50:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| gystud.de | ns4.iserv.eu, ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu | - |
✅ Authoritative Response
Server:116.203.7.41
NS records: ns4.iserv.eu, ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gystud.de (unsigned zone)
⏱️ Timing
Total: 1400ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 142.132.170.18 |
| AAAA | 1 | 2a01:4f8:1c1b:ccd9::1 |
| NS | 4 | ns3.iserv.eu, ns4.iserv.eu... |
| MX | 2 | offline.iserv.eu (pri: 50), gystud.de (pri: 10) |
| TXT | 1 | v=spf1 a mx a:relay1.iserv.eu a:relay2.i |
| SOA | 1 | ns1.iserv.eu hostmaster.iserv.eu |
Analysis
Mail Server Role
gystud.de serves as the mail server for gystud.de.
offline.iserv.eu is commonly used as a mail server with gystud.de.
IP Addresses
The entity gystud.de points to two IP numbers: 2a01:4f8:1c1b:ccd9::1 and 142.132.170.18.
Name Servers
gystud.de is delegated to four name servers: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.
gystud.de shares name servers with other domains at least partially, for example realschule-dissen.de, meyerhofschule.de, lgs-hu.eu, gms-weitnau.de and erasgym.de.
Host names with two IP numbers:
ns1.iserv.eu points to: 2a01:4f8:c01f:42::1 and 116.202.2.219
ns2.iserv.eu points to: 2a03:4000:20:19b::1 and 91.204.44.133
ns3.iserv.eu points to: 2a01:4f8:1c0c:8111::1 and 116.203.7.41
ns4.iserv.eu points to: 2a03:4000:20:19e::1 and 188.68.45.203
Mail Servers
Two mail servers handle gystud.de: gystud.de and offline.iserv.eu.
gystud.de shares mail servers with other domains at least partially; for instance gudewill-mail.de, ge-nordwalde.de, gym-lachendorf.de, bbs-alfeld.eu and bbs-lingen-tg.eu.
Host names with two IP numbers:
gystud.de points to 2a01:4f8:1c1b:ccd9::1 and 142.132.170.18; offline.iserv.eu points to 2a01:4f8:c2c:4863::1 and 159.69.47.32.