oa-vhs.de - robtex.com
oa-vhs.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=1777322623 | ||||||
Subdomains
www.oa-vhs.de |
Same first word
oa-vhs.de |
DNS History
6 records (4 active, 2 former)
●NSns1.de-nserver.de2015-08-30 → 2026-04-27 · 2 obs
● 2026-04-27 21:08:46
●NSns2.de-nserver.de2015-08-30 → 2026-04-27 · 2 obs
● 2026-04-27 21:08:46
○MXmail.oa-vhs.de2015-08-30 → 2017-07-07 · 4 obs
● 2017-07-07 05:25:12
○ 2026-03-08 22:17:28
○ 2026-04-27 21:08:46
●MXoavhs-de0e.mail.protection.outlook.com2026-03-08 → 2026-04-27 · 3 obs
● 2026-03-08 22:17:28
● 2026-04-27 21:08:46
○A77.75.250.1452015-08-30 → 2017-07-07 · 4 obs
● 2017-07-07 05:25:12
○ 2026-03-08 22:17:28
○ 2026-04-27 21:08:46
●A91.151.20.162026-03-08 → 2026-04-27 · 3 obs
● 2026-03-08 22:17:28
● 2026-04-27 21:08:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, f.nic.de, a.nic.de | - |
| oa-vhs.de | ns1.de-nserver.de, ns2.de-nserver.de | 2 records |
✅ Authoritative Response
Server:109.237.143.9
NS records: ns1.de-nserver.de, ns2.de-nserver.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oa-vhs.de (unsigned zone)
⏱️ Timing
Total: 908ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.151.20.16 |
| NS | 2 | ns1.de-nserver.de, ns2.de-nserver.de |
| MX | 1 | oavhs-de0e.mail.protection.outlook.com ( |
| TXT | 2 | v=spf1 a mx ip4:91.151.20.16 ip4:185.98., MS=ms49691355 |
| SOA | 1 | ns1.de-nserver.de hostmaster.ns1.de-nser |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.de-nserver.de, ns1.de-nserver.de)
Analysis
Hierarchy
oa-vhs.de is the parent of www.oa-vhs.de.
IP Addresses
oa-vhs.de resolves to a single IP address: 91.151.20.16.
Other host names including mail.vhs-wolfratshausen.de, www.vhs-wolfratshausen.de, vhs-baar.de, vhs-badtoelz.de and mail.vhs-baar.de share IP numbers with oa-vhs.de.
Name Servers
oa-vhs.de's delegation uses two name servers, ns1.de-nserver.de and ns2.de-nserver.de.
oa-vhs.de shares the same name server setup as other domains, for example redbaronpumps.ch, 21.151.91.in-addr.arpa, mageintern.de, dorfstubn.co.at and fahrradundteile.com.
Host names with a single IP:
ns1.de-nserver.de points to 109.237.143.9.
ns2.de-nserver.de points to 5.9.190.96.
Mail Servers
oa-vhs.de is handled by a single mail server, oavhs-de0e.mail.protection.outlook.com.
Hostname oavhs-de0e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.