rdg-rational.de - robtex.com

rdg-rational.de

DNSSEC⚠️ Not signed
A2a01:4f8:d0a:214d::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww19.your-server.de
A213.133.104.19🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
NSns1.your-server.de ⭐
A2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.your-server.de
A213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRns1.your-server.de
NSns.second-ns.com
A2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns.second-ns.com
A213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns.second-ns.com
NSns3.second-ns.de
A2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRns3.second-ns.de
A193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRns3.second-ns.de
MXmail.rdg-rational.de ⭐
A91.249.161.100🇩🇪 EWETEL91.248.0.0/15 DE-EWETEL-20120223
PTRmail.rdg-rational.de
TXTv=spf1 +a +mx ?all
SOAns1.your-server.depostmaster@your-server.de 2026-04-02 #3

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1777295143

Subdomains

mail.rdg-rational.de
www.rdg-rational.de

Same first word

rdg-rational.de
rdg-rational.info
rdg-rational.com
rdg-rational.eu

Similar names

grand-tailor.com.tw

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns.second-ns.comns1.your-server.dens3.second-ns.deans0.ewetel.deans1.ewetel.netans2.ewetel.deans3.ewetel.netMXmail.rdg-rational.debmx.ewetel.deA213.133.104.192a01:4f8:d0a:214d::2
○NSans0.ewetel.de2015-08-26 → 2017-10-03 · 4 obs
● 2015-08-26 11:24:50
● 2017-10-03 10:39:28
○ 2026-02-21 22:58:06
○ 2026-04-27 13:15:22
○NSans1.ewetel.net2015-08-26 → 2017-10-03 · 4 obs
● 2015-08-26 11:24:50
● 2017-10-03 10:39:28
○ 2026-02-21 22:58:06
○ 2026-04-27 13:15:22
○NSans2.ewetel.de2015-08-26 → 2017-10-03 · 4 obs
● 2015-08-26 11:24:50
● 2017-10-03 10:39:28
○ 2026-02-21 22:58:06
○ 2026-04-27 13:15:22
○NSans3.ewetel.net2015-08-26 → 2017-10-03 · 4 obs
● 2015-08-26 11:24:50
● 2017-10-03 10:39:28
○ 2026-02-21 22:58:06
○ 2026-04-27 13:15:22
●NSns.second-ns.com2026-02-21 → 2026-04-27 · 3 obs
○ 2017-10-03 10:39:28
● 2026-02-21 22:58:06
● 2026-04-27 13:15:22
●NSns1.your-server.de2026-02-21 → 2026-04-27 · 3 obs
○ 2017-10-03 10:39:28
● 2026-02-21 22:58:06
● 2026-04-27 13:15:22
●NSns3.second-ns.de2026-02-21 → 2026-04-27 · 3 obs
○ 2017-10-03 10:39:28
● 2026-02-21 22:58:06
● 2026-04-27 13:15:22
○MXbmx.ewetel.de2015-08-26 → 2017-10-03 · 4 obs
● 2015-08-26 11:24:50
● 2017-10-03 10:39:28
○ 2026-02-21 22:58:06
○ 2026-04-27 13:15:22
●MXmail.rdg-rational.de2015-08-26 → 2026-04-27 · 5 obs
● 2015-08-26 11:24:50
● 2026-03-29 21:38:44
○ 2026-04-05 08:31:48
● 2026-04-13 22:59:32
● 2026-04-27 13:15:22
●A213.133.104.192026-02-21 → 2026-04-27 · 5 obs
● 2026-02-21 22:58:06
● 2026-04-05 08:31:48
○ 2026-04-13 22:59:32
● 2026-04-26 13:29:42
● 2026-04-27 13:15:22
●A2a01:4f8:d0a:214d::22026-02-21 → 2026-04-27 · 6 obs
● 2026-02-21 22:58:06
● 2026-03-29 21:38:44
○ 2026-04-05 08:31:48
○ 2026-04-13 22:59:32
● 2026-04-26 13:29:42
● 2026-04-27 13:15:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
rdg-rational.dens.second-ns.com, ns3.second-ns.de, ns1.your-server.de4 records

✅ Authoritative Response

Server:193.47.99.4

NS records: ns.second-ns.com, ns3.second-ns.de, ns1.your-server.de

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at rdg-rational.de: Error: DNS query timeout: 194.0.0.53 for DS rdg-rational.de

⏱️ Timing

Total: 3624ms | Queries: -

📄 Records

TypeCountSample Data
A1213.133.104.19
AAAA12a01:4f8:d0a:214d::2
NS3ns1.your-server.de, ns.second-ns.com...
MX1mail.rdg-rational.de (pri: 10)
TXT1v=spf1 +a +mx ?all
SOA1ns1.your-server.de postmaster.your-serve

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.your-server.de, ns3.second-ns.de, ns1.your-server.de...)

Analysis

Hierarchy

rdg-rational.de is a parent of mail.rdg-rational.de and www.rdg-rational.de.

IP Addresses

rdg-rational.de points to two IP numbers: 2a01:4f8:d0a:214d::2 and 213.133.104.19.

Other host names such as wdt.sk, n3i.org, tagoss.com, diamondcashslots.com and nickimarquardt.com share IPs with rdg-rational.de.

Name Servers

rdg-rational.de is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

rdg-rational.de at least partially shares name servers with other domains, for instance opel-brass.de, isbt-deutschland.de, astgasse.net, 78.201.195.in-addr.arpa and 5.9.a.6.7.1.c.0.8.f.4.0.1.0.a.2.ip6.arpa.

Host ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242; Host ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4; Host ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.

Mail Servers

rdg-rational.de is handled by a single mail server, mail.rdg-rational.de.

mail.rdg-rational.de points to a single IP: 91.249.161.100.