firmen-app.com - robtex.com
firmen-app.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.217.174.30🇩🇪 UUU-TELECOM-AS91.217.174.0/24 DeutscheOnlineAgenturGmbH | ||||||
| NS | ns01.bitskin.de ⭐ | ||||||
| A | 217.160.80.161🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns-ix2.ui-dns.de | ||||||
| NS | ns02.bitskin.de | ||||||
| A | 217.160.81.161🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns-ix2.ui-dns.biz | ||||||
| NS | ns03.bitskin.de | ||||||
| A | 185.132.35.161🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns-ix2.ui-dns.org | ||||||
| NS | ns04.bitskin.de | ||||||
| A | 185.132.34.161🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns-ix2.ui-dns.com | ||||||
| MX | mail.firmen-app.com ⭐ | ||||||
| A | 91.217.174.30🇩🇪 UUU-TELECOM-AS91.217.174.0/24 DeutscheOnlineAgenturGmbH | ||||||
| SOA | ns01.bitskin.dedomain@bitskin.de 2018-05-18 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777232011 | ||||||
Subdomains
mail.firmen-app.com |
Same first word
firmen-app.de |
firmen-app.com |
DNS History
7 records (6 active, 1 former)
●NSns01.bitskin.de2015-05-14 → 2026-04-26 · 2 obs
● 2026-04-26 19:43:52
●NSns02.bitskin.de2015-05-14 → 2026-04-26 · 2 obs
● 2026-04-26 19:43:52
●NSns03.bitskin.de2015-05-14 → 2026-04-26 · 2 obs
● 2026-04-26 19:43:52
●NSns04.bitskin.de2015-05-14 → 2026-04-26 · 2 obs
● 2026-04-26 19:43:52
●MXmail.firmen-app.com2015-05-14 → 2026-04-26 · 2 obs
● 2026-04-26 19:43:52
○A91.217.174.132015-05-14 → 2015-05-14 · 3 obs
○ 2015-10-18 07:01:18
○ 2026-04-26 19:43:52
●A91.217.174.302015-10-18 → 2026-04-26 · 3 obs
● 2015-10-18 07:01:18
● 2026-04-26 19:43:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| firmen-app.com | ns01.bitskin.de, ns02.bitskin.de, ns03.bitskin.de, ns04.bitskin.de | - |
✅ Authoritative Response
Server:185.132.34.161
NS records: ns01.bitskin.de, ns02.bitskin.de, ns03.bitskin.de, ns04.bitskin.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firmen-app.com (unsigned zone)
⏱️ Timing
Total: 752ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.217.174.30 |
| NS | 4 | ns03.bitskin.de, ns04.bitskin.de... |
| MX | 1 | mail.firmen-app.com (pri: 10) |
| SOA | 1 | ns01.bitskin.de domain.bitskin.de |
Analysis
Hierarchy
The parent of mail.firmen-app.com is firmen-app.com.
IP Addresses
firmen-app.com points to a single IP: 91.217.174.30.
Other host names, such as mail.firmen-app.com, share IP numbers with firmen-app.com.
Name Servers
firmen-app.com's delegation is handled by four name servers: ns01.bitskin.de, ns02.bitskin.de, ns03.bitskin.de and ns04.bitskin.de.
firmen-app.com partially shares name servers with other domains; examples include setgmbh.com, terminsms.de, webdesign-gutachter.com, tischlerei-wenzel.com and dbbz.berlin.
Host names with one IP:
ns01.bitskin.de points to 217.160.80.161
ns02.bitskin.de points to 217.160.81.161
ns03.bitskin.de points to 185.132.35.161
ns04.bitskin.de points to 185.132.34.161
Mail Servers
firmen-app.com is handled by a single mail server, mail.firmen-app.com.
mail.firmen-app.com points to a single IP: 91.217.174.30.