xtra4u.de - robtex.com
xtra4u.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.telekom.de ⭐ | ||||||
| A | 194.25.225.19🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | dns1.telekom.de | ||||||
| NS | dns2.telekom.de | ||||||
| A | 194.25.225.3🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | dns2.telekom.de | ||||||
| NS | pns.dtag.de | ||||||
| A | 2003:40:8000::100🇩🇪 DTAG2003::/19 Deutsche Telekom large PA space | ||||||
| PTR | pns.dtag.de | ||||||
| A | 194.25.0.125🇩🇪 DTAG194.25.0.0/16 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | pns.dtag.de | ||||||
| NS | secondary004.dtag.net | ||||||
| A | 2a00:fa8:3:0:100:0:4:1🇩🇪 NETUSE2a00:fa8:3::/48 NSDTAG | ||||||
| PTR | secondary004.dtag.net | ||||||
| A | 195.244.245.27🇩🇪 NETUSE195.244.245.0/24 | ||||||
| PTR | secondary004.dtag.net | ||||||
| MX | mail.detemobil.de ⭐ | ||||||
| SOA | dns1.telekom.dednsadmin@t-systems.com 2019-03-18 #17 | ||||||
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=1774534158 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns1.telekom.de2026-02-28 → 2026-03-26 · 2 obs
● 2026-03-26 14:17:18
●NSdns2.telekom.de2026-02-28 → 2026-03-26 · 2 obs
● 2026-03-26 14:17:18
●NSsecondary004.dtag.net2026-02-28 → 2026-03-26 · 2 obs
● 2026-03-26 14:17:18
●MXmail.detemobil.de2026-02-28 → 2026-03-26 · 2 obs
● 2026-03-26 14:17:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| xtra4u.de | pns.dtag.de, dns1.telekom.de, dns2.telekom.de, secondary004.dtag.net | 4 records |
✅ Authoritative Response
Server:195.244.245.27
NS records: pns.dtag.de, dns1.telekom.de, dns2.telekom.de, secondary004.dtag.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for xtra4u.de (unsigned zone)
⏱️ Timing
Total: 1035ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | dns2.telekom.de, pns.dtag.de... |
| MX | 1 | mail.detemobil.de (pri: 0) |
| SOA | 1 | dns1.telekom.de dnsadmin.t-systems.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (pns.dtag.de, dns1.telekom.de, dns2.telekom.de...)
Analysis
Name Servers
xtra4u.de delegates to four name servers: pns.dtag.de, dns1.telekom.de, dns2.telekom.de and secondary004.dtag.net.
xtra4u.de at least partially shares name servers with other domains, for instance fabilon.de, rsd-verbund.de, airreceivers.de, xn--tnissteiner-rfb.net and haus-einstein.de.
These name servers are commonly used with the following: secondary006.dtag.net, secondary007.dtag.net, ns1.telekom.net and ns0.niedersachsen.com.
Host names with two IP numbers:
pns.dtag.de points to: 2003:40:8000::100 and 194.25.0.125
secondary004.dtag.net points to: 2a00:fa8:3:0:100:0:4:1 and 195.244.245.27
Host names with one IP number:
dns1.telekom.de points to: 194.25.225.19
dns2.telekom.de points to: 194.25.225.3
Mail Servers
xtra4u.de is handled by a single mail server, mail.detemobil.de.
xtra4u.de uses the same mail server setup as other domains, for instance *.t-msm.de, intranet-tmd.de, telekom-out.t-mobil.de, mms.t-d1.de and www.t-d1-company.de.
xtra4u.de shares at least partially some mail servers with other domains, for instance rv.ta.t-mobil.de, sp.ta.t-mobil.de, vt.t-mobil.de, rv.t-mobil.de and webcco.ta.t-mobil.de.
these mail servers are commonly used alongside mail-ext.detemobil.de and mailto-ext.detemobil.de.