contref.de - dns.ninja
contref.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=1786048909 | ||||||
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
○NSdns.typo3server.com2015-06-21 → 2017-08-21 · 4 obs
● 2017-08-21 10:12:00
○ 2026-06-23 08:35:26
○ 2026-08-06 20:56:20
●NSns01.agenturserver.co2026-06-23 → 2026-08-06 · 3 obs
● 2026-06-23 08:35:26
● 2026-08-06 20:56:20
●NSns01.agenturserver.de2026-06-23 → 2026-08-06 · 3 obs
● 2026-06-23 08:35:26
● 2026-08-06 20:56:20
●NSns01.agenturserver.it2026-06-23 → 2026-08-06 · 3 obs
● 2026-06-23 08:35:26
● 2026-08-06 20:56:20
○NSns2.typo3server.com2015-06-21 → 2017-08-21 · 4 obs
● 2017-08-21 10:12:00
○ 2026-06-23 08:35:26
○ 2026-08-06 20:56:20
○NSns3.dnsmittwald.de2015-06-21 → 2017-08-21 · 4 obs
● 2017-08-21 10:12:00
○ 2026-06-23 08:35:26
○ 2026-08-06 20:56:20
●MXmx1.agenturserver.de2015-11-01 → 2026-08-06 · 3 obs
● 2015-11-01 22:20:36
● 2026-08-06 20:56:20
●MXmx2.agenturserver.de2015-11-01 → 2026-08-06 · 3 obs
● 2015-11-01 22:20:36
● 2026-08-06 20:56:20
●MXmx3.agenturserver.de2015-11-01 → 2026-08-06 · 3 obs
● 2015-11-01 22:20:36
● 2026-08-06 20:56:20
●MXmx4.agenturserver.de2015-11-01 → 2026-08-06 · 3 obs
● 2015-11-01 22:20:36
● 2026-08-06 20:56:20
○MXmx51.mymxserver.com2015-06-21 → 2015-06-21 · 3 obs
○ 2015-11-01 22:20:36
○ 2026-08-06 20:56:20
○MXnx51.mymxserver.com2015-06-21 → 2015-06-21 · 3 obs
○ 2015-11-01 22:20:36
○ 2026-08-06 20:56:20
○A188.94.254.762015-06-21 → 2017-08-21 · 4 obs
● 2017-08-21 10:12:00
○ 2026-06-23 08:35:26
○ 2026-08-06 20:56:20
●A193.53.247.182026-06-23 → 2026-08-06 · 3 obs
● 2026-06-23 08:35:26
● 2026-08-06 20:56:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| contref.de | ns01.agenturserver.co, ns01.agenturserver.de, ns01.agenturserver.it | 1 record |
✅ Authoritative Response
Server:185.247.151.111
NS records: ns01.agenturserver.co, ns01.agenturserver.de, ns01.agenturserver.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contref.de (unsigned zone)
⏱️ Timing
Total: 1238ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.53.247.18 |
| NS | 3 | ns01.agenturserver.it, ns01.agenturserver.de... |
| MX | 4 | mx3.agenturserver.de (pri: 20), mx4.agenturserver.de (pri: 50)... |
| TXT | 1 | v=spf1 include:agenturserver.de ~all |
| SOA | 1 | ns01.agenturserver.de support.mittwald.d |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns01.agenturserver.de)
Analysis
IP Addresses
contref.de resolves to one IP address: 193.53.247.18.
archolink.com, kanu-leine.de, exolon.de and two other host names share IP numbers with contref.de.
Name Servers
contref.de carries NS records delegating to ns01.agenturserver.co, ns01.agenturserver.de and ns01.agenturserver.it.
There is at least partial name server overlap between contref.de and other domains — person-ag.com, emma-care.de, markenverlag.de and two more among them.
ns01.agenturserver.co points to 185.247.150.113; ns01.agenturserver.de points to 185.247.151.111; ns01.agenturserver.it points to 185.247.151.112 — each hostname maps to exactly one IP address.
Mail Servers
Mail for contref.de is handled by four mail servers: mx1.agenturserver.de, mx2.agenturserver.de, mx3.agenturserver.de and mx4.agenturserver.de.
contref.de has at least partial mail server overlap with other domains such as schlaefer-sanitaer.de, ramsl.at, 4creativemedia.de and two more.
Each of the four hosts mx1.agenturserver.de, mx2.agenturserver.de, mx3.agenturserver.de and mx4.agenturserver.de points to a single IP address — mx1.agenturserver.de points to 185.15.192.56, mx2.agenturserver.de points to 185.15.192.57, mx3.agenturserver.de points to 185.15.192.58 and mx4.agenturserver.de points to 185.15.192.59.