knowledgeagent.de - dns.ninja
knowledgeagent.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.239.141.199🇸🇪 TWELVE9980.239.128.0/19 Arelion, Twelve99, f/k/a Telia Carrier | ||||||
| NS | ns1.knowledgeagent.de ⭐ | ||||||
| A | 80.239.141.199🇸🇪 TWELVE9980.239.128.0/19 Arelion, Twelve99, f/k/a Telia Carrier | ||||||
| NS | ns2.knowledgeagent.de | ||||||
| A | 80.239.141.199🇸🇪 TWELVE9980.239.128.0/19 Arelion, Twelve99, f/k/a Telia Carrier | ||||||
| MX | mx01.hornetsecurity.com ⭐ | ||||||
| A | 94.100.132.8🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394 | ||||||
| PTR | mx01.hornetsecurity.com | ||||||
| MX | mx02.hornetsecurity.com(20) | ||||||
| A | 94.100.136.8🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net | ||||||
| PTR | mx02.hornetsecurity.com | ||||||
| MX | mx03.hornetsecurity.com(30) | ||||||
| A | 94.100.134.8🇩🇪 NCORE-AS94.100.134.0/24 antispameurope GmbH via as12676 | ||||||
| PTR | mx03.hornetsecurity.com | ||||||
| MX | mx04.hornetsecurity.com(40) | ||||||
| A | 94.100.136.7🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net | ||||||
| PTR | mx04.hornetsecurity.com | ||||||
| TXT | google-site-verification=guYR8j07U3lSn7vVvQm14FgIevuDOLx0TvrAuH2eL2I | ||||||
| TXT | v=spf1 ip4:80.239.141.199 ip4:80.239.139.56 +mx +a +ip4:80.239.139.73 +ip4:21... | ||||||
| TXT | MS=ms93538379 | ||||||
| SOA | ns1.knowledgeagent.dewebmaster@deltaphon.net 2026-05-07 #2 | ||||||
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=1785400199 | ||||||
Previously MX for
knowledgeagent.de |
Subdomains
Same first word
knowledgeagent.com |
knowledgeagent.org |
knowledgeagent.net |
knowledgeagent.at |
knowledgeagent.de |
knowledgeagent.eu |
Similar names
DNS History
10 records (7 active, 3 former)
○NSalpha10.deltaphon.de2015-08-11 → 2015-08-11 · 3 obs
○ 2015-12-01 01:15:36
○ 2026-07-30 08:32:04
○NSalpha50.deltaphon.de2015-08-11 → 2015-08-11 · 3 obs
○ 2015-12-01 01:15:36
○ 2026-07-30 08:32:04
●NSns1.knowledgeagent.de2015-08-11 → 2026-07-30 · 2 obs
● 2026-07-30 08:32:04
●NSns2.knowledgeagent.de2015-12-01 → 2026-07-30 · 3 obs
● 2015-12-01 01:15:36
● 2026-07-30 08:32:04
○MXknowledgeagent.de2015-08-11 → 2017-02-17 · 4 obs
● 2017-02-17 14:04:16
○ 2026-03-09 07:27:40
○ 2026-07-30 08:32:04
●MXmx01.hornetsecurity.com2026-03-09 → 2026-07-30 · 3 obs
● 2026-03-09 07:27:40
● 2026-07-30 08:32:04
●MXmx02.hornetsecurity.com2026-03-09 → 2026-07-30 · 3 obs
● 2026-03-09 07:27:40
● 2026-07-30 08:32:04
●MXmx03.hornetsecurity.com2026-03-09 → 2026-07-30 · 3 obs
● 2026-03-09 07:27:40
● 2026-07-30 08:32:04
●MXmx04.hornetsecurity.com2026-03-09 → 2026-07-30 · 3 obs
● 2026-03-09 07:27:40
● 2026-07-30 08:32:04
●A80.239.141.1992015-08-11 → 2026-07-30 · 2 obs
● 2026-07-30 08:32:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| knowledgeagent.de | ns1.knowledgeagent.de, ns2.knowledgeagent.de | 2 records |
✅ Authoritative Response
Server:80.239.139.47
NS records: ns1.knowledgeagent.de, ns2.knowledgeagent.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowledgeagent.de (unsigned zone)
⏱️ Timing
Total: 668ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.239.141.199 |
| NS | 2 | ns2.knowledgeagent.de, ns1.knowledgeagent.de |
| MX | 4 | mx03.hornetsecurity.com (pri: 30), mx02.hornetsecurity.com (pri: 20)... |
| TXT | 3 | google-site-verification=guYR8j07U3lSn7v, v=spf1 ip4:80.239.141.199 ip4:80.239.139... |
| SOA | 1 | ns1.knowledgeagent.de webmaster.deltapho |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.knowledgeagent.de, ns2.knowledgeagent.de)
Analysis
Hierarchy
ns1.knowledgeagent.de, ns2.knowledgeagent.de, ex.knowledgeagent.de and www.knowledgeagent.de are all subdomains of knowledgeagent.de.
IP Addresses
knowledgeagent.de directs to one IP number, which is 80.239.141.199.
Among the host names that share IP numbers with knowledgeagent.de are knowledgeagent.com, wissensrecherche.de, knowledgeportal.net and two others.
Name Servers
The NS records for knowledgeagent.de delegate to ns1.knowledgeagent.de and ns2.knowledgeagent.de.
knowledgeagent.de has the same name server delegation as a number of other domains, such as knowledgeportal.net, knowledgeagent.net, ns2.knowledgeagent.de and two more.
knowledgeagent.de and other domains like ns1.knowledgeagent.de share at least a portion of their name servers.
These name servers commonly appear in combination with the name servers ns1.80-239-139-56.cprapid.com.
Each of ns1.knowledgeagent.de and ns2.knowledgeagent.de points to exactly one IP address: 80.239.141.199.
ns1.knowledgeagent.de and ns2.knowledgeagent.de each have 80.239.141.199 IP addresses.
Mail Servers
The four mail servers for knowledgeagent.de are mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.
knowledgeagent.de shares at least some of its mail servers with other domains — for example dbk-gebaeudemanagement.de, justit.ax, hauserwalz.ch and two more.
mx01.hornetsecurity.com resolves to 94.100.132.8. mx02.hornetsecurity.com resolves to 94.100.136.8. mx03.hornetsecurity.com resolves to 94.100.134.8. mx04.hornetsecurity.com resolves to 94.100.136.7. All four hosts carry exactly one IP address.