algorithm-engineering.de - dns.ninja
algorithm-engineering.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 141.3.24.107🇩🇪 KIT141.3.0.0/16 Karlsruhe Institute of Technology (KIT) | ||||||
| PTR | webserver-atis.ae.iti.kit.edu | ||||||
| NS | ns11.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2190::6🇺🇸 GODADDY-DNS2603:5:2190::/44 | ||||||
| PTR | ns11.domaincontrol.com | ||||||
| A | 97.74.105.6🇺🇸 GODADDY-DNS97.74.104.0/23 | ||||||
| PTR | ns11.domaincontrol.com | ||||||
| NS | ns12.domaincontrol.com | ||||||
| A | 2603:5:2290::6🇺🇸 GODADDY-DNS2603:5:2290::/44 | ||||||
| PTR | ns12.domaincontrol.com | ||||||
| A | 173.201.73.6🇺🇸 GODADDY-DNS173.201.72.0/23 | ||||||
| PTR | ns12.domaincontrol.com | ||||||
| MX | smtp.secureserver.net ⭐ | ||||||
| A | 216.69.141.71🇺🇸 AS398101216.69.140.0/22 | ||||||
| PTR | osplibsmtp01-v01.prod.phx3.secureserver.net | ||||||
| A | 216.69.141.84🇺🇸 AS398101216.69.140.0/22 | ||||||
| PTR | osplibsmtp02-v01.prod.phx3.secureserver.net | ||||||
| A | 216.69.141.113🇺🇸 AS398101216.69.140.0/22 | ||||||
| PTR | osplibsmtp03-v01.prod.phx3.secureserver.net | ||||||
| TXT | D4669862 | ||||||
| TXT | v=spf1 include:secureserver.net -all | ||||||
| SOA | ns11.domaincontrol.comdns@jomax.net 2025-10-10 #18 | ||||||
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=1780730341 | ||||||
Same first word
algorithm-engineering.de |
DNS History
8 records (4 active, 4 former)
○NSa1.wpns.hosteurope.de2015-08-08 → 2017-03-19 · 4 obs
● 2017-03-19 11:44:30
○ 2026-02-24 12:16:58
○ 2026-06-06 07:28:50
○NSa1.wsns.hosteurope.de2015-08-08 → 2017-03-19 · 4 obs
● 2017-03-19 11:44:30
○ 2026-02-24 12:16:58
○ 2026-06-06 07:28:50
●NSns11.domaincontrol.com2026-02-24 → 2026-06-06 · 3 obs
● 2026-02-24 12:16:58
● 2026-06-06 07:28:50
●NSns12.domaincontrol.com2026-02-24 → 2026-06-06 · 3 obs
● 2026-02-24 12:16:58
● 2026-06-06 07:28:50
○MXmx0.algorithm-engineering.de2015-08-08 → 2017-03-19 · 4 obs
● 2017-03-19 11:44:30
○ 2026-02-24 12:16:58
○ 2026-06-06 07:28:50
●MXsmtp.secureserver.net2026-02-24 → 2026-06-06 · 3 obs
● 2026-02-24 12:16:58
● 2026-06-06 07:28:50
●A141.3.24.1072026-02-24 → 2026-06-06 · 3 obs
● 2026-02-24 12:16:58
● 2026-06-06 07:28:50
○A141.3.24.1372015-08-08 → 2017-03-19 · 4 obs
● 2017-03-19 11:44:30
○ 2026-02-24 12:16:58
○ 2026-06-06 07:28:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| algorithm-engineering.de | ns11.domaincontrol.com, ns12.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.73.6
NS records: ns11.domaincontrol.com, ns12.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for algorithm-engineering.de (unsigned zone)
⏱️ Timing
Total: 945ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 141.3.24.107 |
| NS | 2 | ns11.domaincontrol.com, ns12.domaincontrol.com |
| MX | 1 | smtp.secureserver.net (pri: 0) |
| TXT | 2 | D4669862, v=spf1 include:secureserver.net -all |
| SOA | 1 | ns11.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
algorithm-engineering.de resolves to one IP address: 141.3.24.107.
webserver-atis.ae.iti.kit.edu is an example of another host name that shares IP numbers with algorithm-engineering.de.
Name Servers
algorithm-engineering.de has two authoritative name servers — ns11.domaincontrol.com and ns12.domaincontrol.com.
algorithm-engineering.de uses the same name servers as several other domains — among them start-now.us, fusion-worx.net, amysfoster.net and two more.
Both ns11.domaincontrol.com and ns12.domaincontrol.com have two IP addresses each. ns11.domaincontrol.com resolves to 97.74.105.6 and 2603:5:2190::6; ns12.domaincontrol.com resolves to 173.201.73.6 and 2603:5:2290::6.
Mail Servers
Mail for algorithm-engineering.de is handled by a single mail server, smtp.secureserver.net.
algorithm-engineering.de uses an identical mail server configuration to several other domains — among them rahmede.com, briangardner.com, totaleducationsolutions.com and two more.
algorithm-engineering.de has at least partial mail server overlap with other domains such as tubricausa.com, waterfallevents.com, 4buckseasyfast.com and two more.
This set of mail servers commonly appears together with the mail servers mailstore1.secureserver.net.
smtp.secureserver.net resolves to three IP numbers — 216.69.141.71, 216.69.141.84 and 216.69.141.113.