bookfirst.de - robtex.com
bookfirst.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=1774696621 | ||||||
Same first word
bookfirst.de |
Similar names
firstbook.ru |
firstbook.it |
birkosoft.com |
firstbook.de |
firstbook.org |
firstbook.com.br |
firstbook.co.uk |
firstbook.cn |
firstbook.com |
firstbook.kr |
firstbook.net |
DNS History
6 records (6 active, 0 former)
●MXmail2.rapidnet.de2026-02-21 → 2026-03-28 · 2 obs
● 2026-03-28 11:31:12
●A77.90.130.1602026-02-21 → 2026-03-28 · 2 obs
● 2026-03-28 11:31:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| bookfirst.de | a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net | - |
✅ Authoritative Response
Server:185.132.35.160
NS records: a.ns14.net, b.ns14.net, c.ns14.net, d.ns14.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bookfirst.de (unsigned zone)
⏱️ Timing
Total: 657ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.90.130.160 |
| NS | 4 | d.ns14.net, b.ns14.net... |
| MX | 1 | mail2.rapidnet.de (pri: 10) |
| SOA | 1 | a.ns14.net do-not-reply.bookfirst.de |
Analysis
IP Addresses
bookfirst.de resolves to a single IP: 77.90.130.160.
Other host names, for instance edith-stein-aichach.de, biodrain.at, rapid-wave.de, rapiddsl.de and quez.com share IP numbers with bookfirst.de.
Name Servers
bookfirst.de is delegated to four name servers: a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net.
bookfirst.de shares some name servers with other domains, for example faustball.at, dms-bayern.de, faa-suedost.de, axel-springer-all-media.com and dekumed.de.
Host names with two IP numbers
Two IPs per host:
a.ns14.net points to 2001:8d8:fe:53:217:160:80:160 and 217.160.80.160
b.ns14.net points to 2001:8d8:fe:53:217:160:81:160 and 217.160.81.160
c.ns14.net points to 2607:f1c0:fe:53:185:132:35:160 and 185.132.35.160
d.ns14.net points to 2607:f1c0:fe:53:185:132:34:160 and 185.132.34.160
Mail Servers
bookfirst.de is handled by a single mail server, mail2.rapidnet.de.
bookfirst.de shares the mail server setup with other domains, for example climax-ip.com, rapid-wire.de, kkedv.eu, rapid-sdsl.de and rifa.de.
bookfirst.de shares some mail servers with other domains at least partially, for instance amlas.de and airportmunichls.com.
these mail servers are commonly used alongside the mail servers mailcrypt.amlas.de.
Host name mail2.rapidnet.de points to IP 77.90.130.97.