ctr.koeln - robtex.com
ctr.koeln
koeln
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.ryce-rsp.com ⭐ | ||||||
| NS | dns.ryce-rsp.com | ||||||
| NS | ns1.dns.business | ||||||
| SOA | ns1.ryce-rsp.comsupport@ryce-rsp.com serial=2025087853 | ||||||
Same first word
Similar names
Previous names
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DNS History
9 records (5 active, 4 former)
●NSns01.agenturserver.co2026-09-30 → 2026-10-23 · 3 obs
● 2026-09-30 22:59:24
● 2026-10-23 23:20:30
●NSns01.agenturserver.de2026-09-30 → 2026-10-23 · 3 obs
● 2026-09-30 22:59:24
● 2026-10-23 23:20:30
●NSns01.agenturserver.it2026-09-30 → 2026-10-23 · 3 obs
● 2026-09-30 22:59:24
● 2026-10-23 23:20:30
○NSns1.hans.hosteurope.de2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 14:20:06
○ 2026-09-30 22:59:24
○ 2026-10-23 23:20:30
○NSns2.hans.hosteurope.de2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 14:20:06
○ 2026-09-30 22:59:24
○ 2026-10-23 23:20:30
●MXctr-koeln.mail.protection.outlook.com2026-09-30 → 2026-10-23 · 3 obs
● 2026-09-30 22:59:24
● 2026-10-23 23:20:30
○MXmx0.ctr.koeln2016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 14:20:06
○ 2026-09-30 22:59:24
○ 2026-10-23 23:20:30
●A37.202.3.1322026-09-30 → 2026-10-23 · 3 obs
● 2026-09-30 22:59:24
● 2026-10-23 23:20:30
○A80.237.132.1192016-12-13 → 2017-06-23 · 4 obs
● 2017-06-23 14:20:06
○ 2026-09-30 22:59:24
○ 2026-10-23 23:20:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| koeln | dns.ryce-rsp.com, ns1.dns.business, ns1.ryce-rsp.com | 6 records |
| ctr.koeln | ns01.agenturserver.de, ns01.agenturserver.co, ns01.agenturserver.it | - |
✅ Authoritative Response
Server:185.247.151.112
NS records: ns01.agenturserver.de, ns01.agenturserver.co, ns01.agenturserver.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctr.koeln (unsigned zone)
⏱️ Timing
Total: 1400ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.202.3.132 |
| NS | 3 | ns01.agenturserver.it, ns01.agenturserver.de... |
| MX | 1 | ctr-koeln.mail.protection.outlook.com (p |
| TXT | 2 | MS=ms30323046, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns01.agenturserver.de support.mittwald.d |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (dns.ryce-rsp.com, ns1.dns.business, ns1.ryce-rsp.com...)
Analysis
IP Addresses
ctr.koeln resolves to one IP address: 37.202.3.132.
zahnaerzte-sonnenschein.de, waco2000.de, cinecita.org and two other host names share IP numbers with ctr.koeln.
Name Servers
ctr.koeln is served by three name servers: ns01.agenturserver.co, ns01.agenturserver.de and ns01.agenturserver.it.
At least some of ctr.koeln's name servers are shared with other domains, for example ohracin.at, fotografie-strasen.de, frauenfuerdieenergiewende.de and two more.
ns01.agenturserver.co has IP address 185.247.150.113, ns01.agenturserver.de has IP address 185.247.151.111 and ns01.agenturserver.it has IP address 185.247.151.112 — one address each.
Mail Servers
Mail for ctr.koeln is handled by a single mail server, ctr-koeln.mail.protection.outlook.com.
ctr-koeln.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.168.0, 52.101.170.0, 52.101.170.1 and 5 others.