pragprog.de - robtex.com
pragprog.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 78.46.223.119🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | eckard.eu | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| MX | mail.pragprog.de ⭐ | ||||||
| A | 78.46.223.119🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | eckard.eu | ||||||
| SOA | ns1.first-ns.depostmaster@robot.first-ns.de 2017-05-03 #0 | ||||||
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=1776107091 | ||||||
Subdomains
mail.pragprog.de |
Same first word
DNS History
5 records (4 active, 1 former)
●NSns1.first-ns.de2015-07-01 → 2026-04-13 · 2 obs
● 2026-04-13 19:08:06
●NSrobotns2.second-ns.de2015-07-01 → 2026-04-13 · 2 obs
● 2026-04-13 19:08:06
●MXmail.pragprog.de2015-07-01 → 2026-04-13 · 2 obs
● 2026-04-13 19:08:06
○A213.239.215.1102015-07-01 → 2017-01-15 · 4 obs
● 2017-01-15 02:24:44
○ 2018-12-13 08:55:06
○ 2026-04-13 19:08:06
●A78.46.223.1192018-12-13 → 2026-04-13 · 3 obs
● 2018-12-13 08:55:06
● 2026-04-13 19:08:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| pragprog.de | ns1.first-ns.de, robotns2.second-ns.de | - |
✅ Authoritative Response
Server:213.133.100.103
NS records: ns1.first-ns.de, robotns2.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pragprog.de (unsigned zone)
⏱️ Timing
Total: 1292ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.46.223.119 |
| NS | 2 | robotns2.second-ns.de, ns1.first-ns.de |
| MX | 1 | mail.pragprog.de (pri: 10) |
| SOA | 1 | ns1.first-ns.de postmaster.robot.first-n |
Analysis
Hierarchy
pragprog.de is the parent of mail.pragprog.de.
IP Addresses
pragprog.de points to IP number 78.46.223.119.
For instance, other host names ruxack.de, mail.jpa20.de, mail.heiligkreuztal-frauenhaus.de, mail.java-persistenz.de and mail.jurtenwg.de share IP numbers with pragprog.de.
Name Servers
pragprog.de is delegated to two name servers: ns1.first-ns.de and robotns2.second-ns.de.
pragprog.de uses the same name server setup as other domains such as reiterhof-bad-fuessing.de, awr-portal.de, propsunited.de, climaplan.org and rekunia.com.
pragprog.de shares name servers with other domains at least partially, for example fahrzeugverglasung.eu, meqam.at, anorg.ch, mazda-autohaus-claes-unkel-heister.de and pedraredonda.pt.
These name servers are commonly used with the name servers robotns3.second-ns.com and hydrogen.ns.hetzner.com.
Host names with two IP numbers:
ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238; robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.
Mail Servers
pragprog.de is handled by a single mail server, mail.pragprog.de.
mail.pragprog.de points to a single IP: 78.46.223.119.