mathfel.de - robtex.com
mathfel.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=1773553752 | ||||||
Subdomains
analytics.mathfel.de |
Same first word
mathfel.de |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns5.kasserver.com2026-03-15 → 2026-03-23 · 2 obs
● 2026-03-23 20:48:28
●NSns6.kasserver.com2026-03-15 → 2026-03-23 · 2 obs
● 2026-03-23 20:48:28
●MXmathfel-de.mail.protection.outlook.com2026-03-15 → 2026-03-23 · 2 obs
● 2026-03-23 20:48:28
●A85.13.145.2202026-03-15 → 2026-03-23 · 2 obs
● 2026-03-23 20:48:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| mathfel.de | ns5.kasserver.com, ns6.kasserver.com | - |
✅ Authoritative Response
Server:85.13.128.3
NS records: ns5.kasserver.com, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathfel.de (unsigned zone)
⏱️ Timing
Total: 1148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.145.220 |
| NS | 2 | ns5.kasserver.com, ns6.kasserver.com |
| MX | 1 | mathfel-de.mail.protection.outlook.com ( |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, google-site-verification=ip8DkTvtyrsjUlS |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
Analysis
Hierarchy
mathfel.de is the parent of analytics.mathfel.de.
IP Addresses
mathfel.de resolves to a single IP: 85.13.145.220.
Other host names, for instance bsh-it.de, v078727.kasserver.com, w0119b0f.kasserver.com, b2b-shops.de and ortho-direkt-werbung.de share IP numbers with mathfel.de.
Name Servers
mathfel.de has two name servers: ns5.kasserver.com and ns6.kasserver.com.
mathfel.de shares the same name server setup as other domains, for example job-service-point.de, tsg-planig.de, kostenloser-anhaengerverleih.de, fell-schnitt.de and flower-of-life.net.
mathfel.de shares some name servers with other domains, for example kmoeller-baerl.de, expendo.de, bmwvk.de, wpc-portal.de and terraex.de.
These name servers are commonly used alongside ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
Host names with a single IP:
ns5.kasserver.com points to 85.13.128.3
ns6.kasserver.com points to 85.13.159.101
Mail Servers
mathfel.de is handled by a single mail server, mathfel-de.mail.protection.outlook.com.
Host mathfel-de.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.