ext.denkwerk.com - robtex.com
ext.denkwerk.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.168.86.17🇩🇪 NETCOLOGNE213.168.64.0/18 NetCologne PA space | ||||||
| PTR | mail.ext.denkwerk.com | ||||||
| MX | mail.ssl.denkwerk.com ⭐ | ||||||
| A | 213.168.86.49🇩🇪 NETCOLOGNE213.168.64.0/18 NetCologne PA space | ||||||
| PTR | mail.ssl.denkwerk.com | ||||||
| MX | mail2.denkwerk.com(20) | ||||||
| A | 81.173.221.205🇩🇪 NETCOLOGNE81.173.128.0/17 NetCologne PA space | ||||||
| TXT | v=spf1 mx a:mailgun.denkwerk.com a:tribble.denkwerk.com a:mail.ext.denkwerk.c... | ||||||
denkwerk.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.70.113.112🇩🇪 Amazon3.64.0.0/12 EC2 FRA Prefix | ||||||
| NS | ns.dus.denkwerk.com ⭐ | ||||||
| NS | ns.ffm.denkwerk.com ⚠️ Not in parent delegation | ||||||
| NS | ns.koeln.denkwerk.com | ||||||
| MX | denkwerk-com.mail.protection.outlook.com ⭐ | ||||||
| TXT | jetbrains-domain-verification=7npvsjn0mp8sdkqc2i5su1xiu | ||||||
| TXT | v=spf1 mx a:mailgun.denkwerk.com ip4:213.168.86.44 ip4:213.168.86.17 a:mail.d... | ||||||
| TXT | anthropic-domain-verification-392spq=XocUZe4FrtHQMZbNDFj8XnIQ3 | ||||||
| TXT | apple-domain-verification=PeMgPLWbMUaWCGue | ||||||
| TXT | MS=ms68196450 | ||||||
| TXT | google-gws-recovery-domain-verification=63341969 | ||||||
| TXT | miro-verification=456445b376e55aa16ca3b42860aad392872d6e24 | ||||||
| TXT | google-site-verification=0jOi-sBR7H7knllQGhnv7gdkszve-T54QBAO0v3PwN4 | ||||||
| SOA | ns.dus.denkwerk.comhostmaster@denkwerk.com 2026-04-20 #1 | ||||||
rank #227817 in the tld
📈 Tranco rank: #428,005
Subdomains
mail.ext.denkwerk.com |
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
○MXmail.denkwerk.com2015-06-24 → 2016-04-29 · 4 obs
● 2016-04-29 16:46:24
○ 2026-03-23 19:26:24
○ 2026-05-15 05:41:20
●MXmail.ssl.denkwerk.com2026-03-23 → 2026-05-15 · 3 obs
● 2026-03-23 19:26:24
● 2026-05-15 05:41:20
●MXmail2.denkwerk.com2015-06-24 → 2026-05-15 · 2 obs
● 2026-05-15 05:41:20
●A213.168.86.172026-03-23 → 2026-05-15 · 3 obs
● 2026-03-23 19:26:24
● 2026-05-15 05:41:20
○A213.168.86.402015-06-24 → 2016-04-29 · 4 obs
● 2016-04-29 16:46:24
○ 2026-03-23 19:26:24
○ 2026-05-15 05:41:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net... | - |
| denkwerk.com | ns.dus.denkwerk.com, ns.koeln.denkwerk.com | 2 records |
✅ Authoritative Response
Server:213.168.86.3
NS records: ns.dus.denkwerk.com, ns.koeln.denkwerk.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for denkwerk.com (unsigned zone)
⏱️ Timing
Total: 849ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.168.86.17 |
| MX | 2 | mail2.denkwerk.com (pri: 20), mail.ssl.denkwerk.com (pri: 10) |
| TXT | 1 | v=spf1 mx a:mailgun.denkwerk.com a:tribb |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns.dus.denkwerk.com, ns.koeln.denkwerk.com)
Analysis
Hierarchy
ext.denkwerk.com is the parent of mail.ext.denkwerk.com.
IP Addresses
ext.denkwerk.com resolves to one IP number: 213.168.86.17.
Other host names, for instance mail.ext.denkwerk.com, share IP numbers with ext.denkwerk.com.
Mail Servers
Two mail servers handle ext.denkwerk.com: mail2.denkwerk.com and mail.ssl.denkwerk.com.
ext.denkwerk.com shares the same mail server setup as other domains, for instance branddive.de, denk-werk.org, denkwerk.ch, dwprev.com and denkwerk.at.
ext.denkwerk.com shares at least partially some mail servers with other domains, including givebrandsavoice.com, bildmosaik.com and skarv-fashion.com.
these mail servers are commonly used with the mail servers mail.denkwerk.com.
Host names with one IP number:
mail2.denkwerk.com points to 81.173.221.205
mail.ssl.denkwerk.com points to 213.168.86.49