b-efficient.de - dns.ninja

b-efficient.de

DNSSEC⚠️ Not signed
A2a01:4f8:d0a:52b7::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww392.your-server.de
A78.46.140.82🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5
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
MXwww392.your-server.de ⭐
A2a01:4f8:d0a:52b7::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRwww392.your-server.de
A78.46.140.82🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5
PTRwww392.your-server.de
TXTv=spf1 +a +mx ?all
SOAns1.your-server.depostmaster@your-server.de 2026-01-12 #0

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=1783248290

Subdomains

www.b-efficient.de

Same first word

b-efficient.com
b-efficient.de

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSns.second-ns.comns1.your-server.dens3.second-ns.densa4.schlundtech.densb4.schlundtech.densc4.schlundtech.densd4.schlundtech.deMXwww392.your-server.demailgate.ping247.denova.webwide.denova.webwide.de.b-efficient.deA2a01:4f8:d0a:52b7::278.46.140.82194.0.163.21680.83.125.69
●NSns.second-ns.com2026-03-13 → 2026-07-05 · 3 obs
○ 2018-12-18 13:52:42
● 2026-03-13 11:22:48
● 2026-07-05 11:12:24
●NSns1.your-server.de2026-03-13 → 2026-07-05 · 3 obs
○ 2018-12-18 13:52:42
● 2026-03-13 11:22:48
● 2026-07-05 11:12:24
●NSns3.second-ns.de2026-03-13 → 2026-07-05 · 3 obs
○ 2018-12-18 13:52:42
● 2026-03-13 11:22:48
● 2026-07-05 11:12:24
○NSnsa4.schlundtech.de2015-08-07 → 2018-12-18 · 4 obs
● 2015-08-07 03:23:36
● 2018-12-18 13:52:42
○ 2026-03-13 11:22:48
○ 2026-07-05 11:12:24
○NSnsb4.schlundtech.de2015-08-07 → 2018-12-18 · 4 obs
● 2015-08-07 03:23:36
● 2018-12-18 13:52:42
○ 2026-03-13 11:22:48
○ 2026-07-05 11:12:24
○NSnsc4.schlundtech.de2015-08-07 → 2018-12-18 · 4 obs
● 2015-08-07 03:23:36
● 2018-12-18 13:52:42
○ 2026-03-13 11:22:48
○ 2026-07-05 11:12:24
○NSnsd4.schlundtech.de2015-08-07 → 2018-12-18 · 4 obs
● 2015-08-07 03:23:36
● 2018-12-18 13:52:42
○ 2026-03-13 11:22:48
○ 2026-07-05 11:12:24
○MXmailgate.ping247.de2018-12-18 → 2018-12-18 · 4 obs
○ 2017-02-07 02:55:50
● 2018-12-18 13:52:42
○ 2026-03-13 11:22:48
○ 2026-07-05 11:12:24
○MXnova.webwide.de2016-02-29 → 2017-02-07 · 5 obs
○ 2015-11-29 15:22:32
● 2016-02-29 20:28:08
● 2017-02-07 02:55:50
○ 2018-12-18 13:52:42
○ 2026-07-05 11:12:24
○MXnova.webwide.de.b-efficient.de2015-08-07 → 2015-11-29 · 4 obs
● 2015-08-07 03:23:36
● 2015-11-29 15:22:32
○ 2016-02-29 20:28:08
○ 2026-07-05 11:12:24
●MXwww392.your-server.de2026-03-13 → 2026-07-05 · 3 obs
○ 2018-12-18 13:52:42
● 2026-03-13 11:22:48
● 2026-07-05 11:12:24
○A194.0.163.2162016-02-29 → 2018-12-18 · 5 obs
○ 2015-11-29 15:22:32
● 2016-02-29 20:28:08
● 2018-12-18 13:52:42
○ 2026-03-13 11:22:48
○ 2026-07-05 11:12:24
●A2a01:4f8:d0a:52b7::22026-03-13 → 2026-07-05 · 3 obs
○ 2018-12-18 13:52:42
● 2026-03-13 11:22:48
● 2026-07-05 11:12:24
●A78.46.140.822026-03-13 → 2026-07-05 · 3 obs
○ 2018-12-18 13:52:42
● 2026-03-13 11:22:48
● 2026-07-05 11:12:24
○A80.83.125.692015-08-07 → 2015-11-29 · 4 obs
● 2015-08-07 03:23:36
● 2015-11-29 15:22:32
○ 2016-02-29 20:28:08
○ 2026-07-05 11:12:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
b-efficient.dens3.second-ns.de, ns.second-ns.com, ns1.your-server.de4 records

✅ Authoritative Response

Server:193.47.99.4

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for b-efficient.de (unsigned zone)

⏱️ Timing

Total: 957ms | Queries: -

📄 Records

TypeCountSample Data
A178.46.140.82
AAAA12a01:4f8:d0a:52b7::2
NS3ns3.second-ns.de, ns.second-ns.com...
MX1www392.your-server.de (pri: 10)
TXT1v=spf1 +a +mx ?all
SOA1ns1.your-server.de postmaster.your-serve

📌 Glue Records Collected

Total: 4

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

Analysis

Hierarchy

b-efficient.de is the parent zone for www.b-efficient.de.

IP Addresses

b-efficient.de resolves to the IP addresses 78.46.140.82 and 2a01:4f8:d0a:52b7::2

locus-solver.de, lacklust.de, praunsmaendtl.de plus two other host names have IP numbers in common with b-efficient.de.

Name Servers

DNS for b-efficient.de is handled by three authoritative name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.

b-efficient.de partially shares its NS delegation with several other domains, including sperr-ev.de, mirco.net, orthoptics.info and two others.

These name servers tend to appear together with the name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de, plus two others.

Three hostnames — ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de — each have two IP addresses: ns.second-ns.com has 213.239.204.242 and 2a01:4f8:0:a101::b:1, ns3.second-ns.de has 193.47.99.4 and 2001:67c:192c::add:b3, and ns1.your-server.de has 213.133.100.102 and 2a01:4f8:0:1::5ddc:1.

Mail Servers

b-efficient.de uses one mail server — www392.your-server.de.

The mail server setup of b-efficient.de matches that of other domains such as schaeferei-engel.de, camlann.de, wga-stralsund.de and two others.

The host www392.your-server.de resolves to 78.46.140.82 and 2a01:4f8:d0a:52b7::2 — two IP addresses.