at-u.de - robtex.com
at-u.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.243.134.188🇩🇪 MITTWALD-AS185.243.132.0/22 Mittwald CM Service GmbH und Co. KG | ||||||
| PTR | r29735.agenturserver.it | ||||||
| NS | ns1.achalm-treuhand.de ⭐ | ||||||
| A | 192.174.68.13🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| NS | ns2.achalm-treuhand.de | ||||||
| A | 176.97.158.13🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | pns02.kyberio-dns.de | ||||||
| MX | mx02.achalm.net ⭐ | ||||||
| A | 185.76.161.50🇩🇪 PRONEXON-AUTNUM185.76.160.0/22 | ||||||
| PTR | mx02.achalm.net | ||||||
| TXT | v=spf1 a mx ip4:185.76.161.50/24 ip4:109.90.78.50/24 ip4:37.24.56.106/24 ip4:... | ||||||
| TXT | MS=ms65204470 | ||||||
| SOA | ns1.achalm-treuhand.dehostmaster@achalm-treuhand.de 2025-12-17 #1 | ||||||
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=1774495183 | ||||||
Same first word
Similar names
u-at.net |
ta-u.com |
ta-u.de |
au-t.de |
t-au.com |
a-tu.com.tw |
u-ta.com |
u-at.sakura.ne.jp |
tu-a.com |
u-ta.ru |
au-t.ru |
ua-t.com |
u-ta.info |
a-tu.net |
u-at.de |
a-tu.pl |
a-tu.com |
DNS History
6 records (4 active, 2 former)
●NSns1.achalm-treuhand.de2015-08-18 → 2026-03-26 · 2 obs
● 2026-03-26 03:33:20
●NSns2.achalm-treuhand.de2015-08-18 → 2026-03-26 · 2 obs
● 2026-03-26 03:33:20
○MXmail.at-u.de2015-08-18 → 2017-01-04 · 4 obs
● 2017-01-04 22:25:06
○ 2026-03-07 08:54:12
○ 2026-03-26 03:33:20
●MXmx02.achalm.net2026-03-07 → 2026-03-26 · 3 obs
● 2026-03-07 08:54:12
● 2026-03-26 03:33:20
●A185.243.134.1882026-03-07 → 2026-03-26 · 3 obs
● 2026-03-07 08:54:12
● 2026-03-26 03:33:20
○A88.198.68.1172015-08-18 → 2017-01-04 · 4 obs
● 2017-01-04 22:25:06
○ 2026-03-07 08:54:12
○ 2026-03-26 03:33:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| at-u.de | ns2.achalm-treuhand.de, ns1.achalm-treuhand.de | - |
✅ Authoritative Response
Server:192.174.68.13
NS records: ns2.achalm-treuhand.de, ns1.achalm-treuhand.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for at-u.de (unsigned zone)
⏱️ Timing
Total: 804ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.243.134.188 |
| NS | 2 | ns1.achalm-treuhand.de, ns2.achalm-treuhand.de |
| MX | 1 | mx02.achalm.net (pri: 10) |
| TXT | 2 | MS=ms65204470, v=spf1 a mx ip4:185.76.161.50/24 ip4:109 |
| SOA | 1 | ns1.achalm-treuhand.de hostmaster.achalm |
Analysis
IP Addresses
at-u.de points to IP number 185.243.134.188.
For instance, other host names mail.at-steuerberatung.de, sailergmbh.de, schwabenmalz.de, mail.fawas.net and hsd-partner.de share IP numbers with at-u.de.
Name Servers
at-u.de is delegated to two name servers: ns1.achalm-treuhand.de and ns2.achalm-treuhand.de.
at-u.de uses the same name server setup as other domains such as maxstanger.de, survos.eu, shopodil.de, zentralstaubsauger-megastore.de and norrona.de.
at-u.de shares some name servers with other domains, for example bechler-partner.de, weinmax-metzingen.de, praxis-hecht.de and institut-roeckelein.de.
These name servers are commonly used with the name servers ns1.s-dns.de and ns2.s-dns.de.
Host names with one IP number:
ns1.achalm-treuhand.de points to: 192.174.68.13.
ns2.achalm-treuhand.de points to: 176.97.158.13.
Mail Servers
at-u.de is handled by a single mail server, mx02.achalm.net.
at-u.de uses the same mail server setup as other domains like achalm.net and at-ra.de.
mx02.achalm.net points to a single IP: 185.76.161.50.