osd-schaefer.de - robtex.com
osd-schaefer.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=1774493269 | ||||||
Subdomains
smtp.osd-schaefer.de |
Same first word
osd-schaefer.com |
osd-schaefer.eu |
osd-schaefer.de |
DNS History
8 records (6 active, 2 former)
●MXmail.koetter.de2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 03:16:24
●MXmail02.koetter.de2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 03:16:24
○A89.31.143.12015-08-01 → 2020-02-11 · 5 obs
○ 2015-11-28 10:00:12
○ 2017-02-09 10:44:00
● 2020-02-11 16:37:38
○ 2026-03-26 03:16:24
○A89.31.143.162015-11-28 → 2017-02-09 · 5 obs
● 2015-11-28 10:00:12
● 2017-02-09 10:44:00
○ 2020-02-11 16:37:38
○ 2026-03-26 03:16:24
●A89.31.143.902026-03-26 → 2026-03-26 · 2 obs
● 2026-03-26 03:16:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| osd-schaefer.de | ns.udag.de, ns.udag.net, ns.udag.org | 2 records |
✅ Authoritative Response
Server:217.160.80.253
NS records: ns.udag.de, ns.udag.net, ns.udag.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osd-schaefer.de (unsigned zone)
⏱️ Timing
Total: 580ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.31.143.90 |
| NS | 3 | ns.udag.org, ns.udag.de... |
| MX | 2 | mail02.koetter.de (pri: 10), mail.koetter.de (pri: 20) |
| SOA | 1 | ns.udag.de hostmaster.united-domains.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.udag.de, ns.udag.de)
Analysis
Hierarchy
osd-schaefer.de is the parent of smtp.osd-schaefer.de.
IP Addresses
osd-schaefer.de resolves to a single IP: 89.31.143.90.
Other host names, for instance pjmay.de, befas.eu, hu.www.fue-hairtransplant.de, perimed.pro and mantac.de share IP numbers with osd-schaefer.de.
Name Servers
osd-schaefer.de delegates to three name servers: ns.udag.de, ns.udag.net and ns.udag.org.
osd-schaefer.de shares some name servers with other domains, for example stuttgart-saunaclub.de, dbalance.eu, 906090.com, steinconsult.info and pvl-motoren.de.
Host names with two IP numbers:
ns.udag.de: 2001:8d8:fe:53:217:160:80:253 and 217.160.80.253
ns.udag.net: 2607:f1c0:fe:53:185:132:33:253 and 185.132.33.253
ns.udag.org: 2607:f1c0:fe:53:185:132:34:253 and 185.132.34.253
Mail Servers
osd-schaefer.de is served by two mail servers: mail02.koetter.de and mail.koetter.de.
osd-schaefer.de shares the mail server setup with other domains, for example terapi.de, wachschutz-paderborn.de, arndt-gruppe.de, gbp-security.com and koetter.com.
osd-schaefer.de shares some mail servers with other domains, at least partially, for instance wako-hh.de, koetter.de and terapon.de.
Host names with a single IP:
mail02.koetter.de points to 93.122.86.212
mail.koetter.de points to 78.46.125.66