sizingtools.de - dns.ninja
sizingtools.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=1782562788 | ||||||
Same first word
sizingtools.de |
DNS History
7 records (5 active, 2 former)
●NSns1.domaindiscount24.net2015-06-11 → 2026-06-27 · 2 obs
● 2026-06-27 12:30:50
●NSns2.domaindiscount24.net2015-06-11 → 2026-06-27 · 2 obs
● 2026-06-27 12:30:50
●NSns3.domaindiscount24.net2015-06-11 → 2026-06-27 · 2 obs
● 2026-06-27 12:30:50
○MXmailfw.dd24.net2017-01-10 → 2018-07-21 · 5 obs
● 2017-01-10 16:46:04
● 2018-07-21 09:57:06
○ 2026-03-25 09:57:42
○ 2026-06-27 12:30:50
○MXmailfw3.dd24.net2015-06-11 → 2016-04-12 · 4 obs
● 2016-04-12 05:43:54
○ 2017-01-10 16:46:04
○ 2026-06-27 12:30:50
●MXmx-01.mail-forwarder.io2026-03-25 → 2026-06-27 · 3 obs
● 2026-03-25 09:57:42
● 2026-06-27 12:30:50
●MXmx-02.mail-forwarder.io2026-03-25 → 2026-06-27 · 3 obs
● 2026-03-25 09:57:42
● 2026-06-27 12:30:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| sizingtools.de | ns2.domaindiscount24.net, ns3.domaindiscount24.net, ns1.domaindiscount24.net | - |
✅ Authoritative Response
Server:194.0.182.34
NS records: ns2.domaindiscount24.net, ns3.domaindiscount24.net, ns1.domaindiscount24.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sizingtools.de (unsigned zone)
⏱️ Timing
Total: 767ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns3.domaindiscount24.net, ns1.domaindiscount24.net... |
| MX | 2 | mx-02.mail-forwarder.io (pri: 10), mx-01.mail-forwarder.io (pri: 10) |
| SOA | 1 | ns1.domaindiscount24.net tech.key-system |
Analysis
Name Servers
sizingtools.de has three name servers — ns1.domaindiscount24.net, ns2.domaindiscount24.net and ns3.domaindiscount24.net.
There is at least partial name server overlap between sizingtools.de and other domains — bet-win.com.es, klg-sb.net, bitrix.tv and two more among them.
Each of ns1.domaindiscount24.net, ns2.domaindiscount24.net and ns3.domaindiscount24.net points to two IP numbers. ns1.domaindiscount24.net points to 193.227.117.34 and 2a04:2b00:14cc::34. ns2.domaindiscount24.net points to 194.50.187.34 and 2a04:2b00:14dd::34. ns3.domaindiscount24.net points to 194.0.182.34 and 2a04:2b00:14ee::34.
Mail Servers
Mail for sizingtools.de is handled by two mail servers — mx-01.mail-forwarder.io and mx-02.mail-forwarder.io.
sizingtools.de uses an identical mail server configuration to several other domains — among them sanha.es, fuchs-service.org, cpu-collection.de and two more.
The hosts mx-01.mail-forwarder.io and mx-02.mail-forwarder.io each point to four IP addresses: mx-01.mail-forwarder.io resolves to 5.22.145.16, 5.22.145.121, 2a00:18e0:5:2:7577:4e4d:413b:f507 and 2a00:18e0:5:3:dfe2:c743:85aa:61bc and mx-02.mail-forwarder.io directs to 5.22.145.16, 5.22.145.121, 2a00:18e0:5:2:7577:4e4d:413b:f507 and 2a00:18e0:5:3:dfe2:c743:85aa:61bc.
The host names mx-01.mail-forwarder.io and mx-02.mail-forwarder.io both resolve to 2a00:18e0:5:2:7577:4e4d:413b:f507 IP addresses.
The host names mx-01.mail-forwarder.io and mx-02.mail-forwarder.io both resolve to 2a00:18e0:5:3:dfe2:c743:85aa:61bc IP addresses.
The host names mx-01.mail-forwarder.io and mx-02.mail-forwarder.io both resolve to 5.22.145.16 IP addresses.
The host names mx-01.mail-forwarder.io and mx-02.mail-forwarder.io both resolve to 5.22.145.121 IP addresses.