isdt-conf.com - robtex.com
isdt-conf.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784314777 | ||||||
Subdomains
mail.isdt-conf.com |
Same first word
isdt-conf.com |
Similar names
DNS History
10 records (7 active, 3 former)
●NSroot-dns.netcup.net2015-06-18 → 2026-07-17 · 2 obs
● 2026-07-17 19:11:34
●NSsecond-dns.netcup.net2015-06-18 → 2026-07-17 · 2 obs
● 2026-07-17 19:11:34
●NSthird-dns.netcup.net2015-06-18 → 2026-07-17 · 2 obs
● 2026-07-17 19:11:34
●MXmail.isdt-conf.com2015-06-18 → 2026-07-17 · 6 obs
● 2016-01-29 13:36:42
○ 2016-06-26 04:57:24
○ 2017-08-19 19:27:32
● 2026-04-07 15:53:56
● 2026-07-17 19:11:34
●MXmxe8b7.netcup.net2026-04-07 → 2026-07-17 · 3 obs
● 2026-04-07 15:53:56
● 2026-07-17 19:11:34
○MXsmtp-public.uni-siegen.de2016-06-26 → 2017-08-19 · 5 obs
● 2016-06-26 04:57:24
● 2017-08-19 19:27:32
○ 2026-04-07 15:53:56
○ 2026-07-17 19:11:34
○A141.99.248.862015-11-12 → 2017-08-19 · 5 obs
● 2015-11-12 10:14:12
● 2017-08-19 19:27:32
○ 2026-04-07 15:53:56
○ 2026-07-17 19:11:34
●A202.61.232.1812026-04-07 → 2026-07-17 · 3 obs
● 2026-04-07 15:53:56
● 2026-07-17 19:11:34
●A2a03:4000:61:3eed::18:32392026-04-07 → 2026-07-17 · 3 obs
● 2026-04-07 15:53:56
● 2026-07-17 19:11:34
○A46.38.235.2022015-06-18 → 2015-06-18 · 3 obs
○ 2015-11-12 10:14:12
○ 2026-07-17 19:11:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| isdt-conf.com | root-dns.netcup.net, second-dns.netcup.net, third-dns.netcup.net | - |
✅ Authoritative Response
Server:46.38.225.225
NS records: root-dns.netcup.net, second-dns.netcup.net, third-dns.netcup.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for isdt-conf.com (unsigned zone)
⏱️ Timing
Total: 2783ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.61.232.181 |
| AAAA | 1 | 2a03:4000:61:3eed::18:3239 |
| NS | 3 | root-dns.netcup.net, third-dns.netcup.net... |
| MX | 2 | mxe8b7.netcup.net (pri: 50), mail.isdt-conf.com (pri: 10) |
| TXT | 1 | v=spf1 mx a include:_spf.webhosting.syst |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
Hierarchy
isdt-conf.com is the parent zone for mail.isdt-conf.com.
IP Addresses
isdt-conf.com directs to two IP numbers, 202.61.232.181 and 2a03:4000:61:3eed::18:3239
Among the host names that share IP numbers with isdt-conf.com are schtetl.de, volker-fischer.eu, kolmich.com and two others.
Name Servers
The authoritative name servers for isdt-conf.com are root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net — three in total.
isdt-conf.com partially shares its NS delegation with several other domains, including dexmail.de, nadjapoppe.de, bigloads.de and two others.
root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net all resolve to exactly two IP numbers apiece: root-dns.netcup.net → 46.38.225.225 and 2a03:4000:0:1::e1e1; second-dns.netcup.net → 37.221.199.199 and 2a03:4000:2:24b::c7c7; third-dns.netcup.net → 188.68.63.68 and 2a03:4001:0:106::3f44.
Mail Servers
The MX records for isdt-conf.com point to two mail servers: mail.isdt-conf.com and mxe8b7.netcup.net.
isdt-conf.com shares at least some of its mail servers with other domains — for example coco-sophie.de, ulrich-lehner.de, 5ia.de and two more.
It is common to find these mail servers paired with mail servers mail.coco-sophie.de, mail.ulrich-lehner.de, mail.5ia.de and 3 more.
Hosts with two IP numbers each:
mxe8b7.netcup.net directs traffic to 202.61.232.183 and 2a03:4000:0:30e:d417:2dff:feb8:d3a3.
Hosts that resolve to one IP address:
mail.isdt-conf.com has the IP address 202.61.232.183.
Both mxe8b7.netcup.net and mail.isdt-conf.com resolve to 202.61.232.183 IP addresses each.