cjd-bs.de - robtex.com
cjd-bs.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=1775007790 | ||||||
MX for
cjd-bs.de |
Subdomains
webmail.cjd-bs.de |
Same first word
cjd-bs.de |
DNS History
8 records (7 active, 1 former)
●NSns3.iserv.eu2016-08-11 → 2026-04-01 · 3 obs
● 2016-08-11 13:48:40
● 2026-04-01 01:55:08
●NSns4.iserv.eu2026-04-01 → 2026-04-01 · 3 obs
● 2026-04-01 01:55:06
● 2026-04-01 01:55:08
●MXcjd-bs.de2015-08-07 → 2026-04-01 · 2 obs
● 2026-04-01 01:55:08
●MXoffline.iserv.eu2015-08-07 → 2026-04-01 · 6 obs
● 2016-04-05 12:56:04
○ 2016-08-11 13:48:40
○ 2016-10-08 12:25:34
● 2016-12-23 21:10:00
● 2026-04-01 01:55:08
○A217.13.165.722015-08-07 → 2018-09-30 · 4 obs
● 2018-09-30 14:35:30
○ 2026-04-01 01:55:06
○ 2026-04-01 01:55:08
●A217.13.165.782026-04-01 → 2026-04-01 · 3 obs
● 2026-04-01 01:55:06
● 2026-04-01 01:55:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| cjd-bs.de | ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu, ns4.iserv.eu | - |
✅ Authoritative Response
Server:188.68.45.203
NS records: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu, ns4.iserv.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cjd-bs.de (unsigned zone)
⏱️ Timing
Total: 2694ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.13.165.78 |
| NS | 4 | ns3.iserv.eu, ns1.iserv.eu... |
| MX | 2 | offline.iserv.eu (pri: 50), cjd-bs.de (pri: 10) |
| TXT | 1 | v=spf1 a mx a:relay1.iserv.eu a:relay2.i |
| SOA | 1 | ns1.iserv.eu hostmaster.iserv.eu |
Analysis
Hierarchy
The parent of webmail.cjd-bs.de is cjd-bs.de.
Mail Server Role
cjd-bs.de serves as a mail server for cjd-bs.de.
offline.iserv.eu serves as a mail server, commonly paired with cjd-bs.de.
IP Addresses
cjd-bs.de points to a single IP: 217.13.165.78.
Other host names, such as mx1.cjd-braunschweig.de, share IP numbers with cjd-bs.de.
Name Servers
cjd-bs.de's delegation is handled by four name servers: ns1.iserv.eu, ns2.iserv.eu, ns3.iserv.eu and ns4.iserv.eu.
cjd-bs.de partially shares name servers with other domains; examples include kgs-giebo.de, schulzentrum-doerverden.de, schule-bsbz.de, germont.de and wbs-bramsche.de.
Host names with two IPs:
ns1.iserv.eu points to 2a01:4f8:c01f:42::1 and 116.202.2.219
ns2.iserv.eu points to 2a03:4000:20:19b::1 and 91.204.44.133
ns3.iserv.eu points to 2a01:4f8:1c0c:8111::1 and 116.203.7.41
ns4.iserv.eu points to 2a03:4000:20:19e::1 and 188.68.45.203
Mail Servers
cjd-bs.de is handled by two mail servers: cjd-bs.de and offline.iserv.eu.
cjd-bs.de shares some mail servers with other domains, at least partially, such as kwrg.eu, gymsf.de, lss-iserv.de, sekae.org and gss-kuen.de.
Host names with two IP numbers:
The host name offline.iserv.eu points to 2a01:4f8:c2c:4863::1 and 159.69.47.32.
Host names with one IP number:
The host name cjd-bs.de points to 217.13.165.78.