backdev.es - robtex.com
backdev.es
es
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.nic.es ⭐ | ||||||
| NS | a.nic.es | ||||||
| NS | c.nic.es | ||||||
| NS | g.nic.es | ||||||
| NS | h.nic.es | ||||||
| SOA | ns1.nic.eshostmaster@nic.es 2026-07-24 #3 | ||||||
PTR for
Subdomains
mail.backdev.es |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns3.stratoserver.net2026-03-26 → 2026-07-24 · 2 obs
● 2026-07-24 09:01:26
●NSns4.stratoserver.net2026-03-26 → 2026-07-24 · 2 obs
● 2026-07-24 09:01:26
●MXmail.backdev.es2026-04-11 → 2026-07-24 · 5 obs
● 2026-06-09 10:47:34
○ 2026-06-16 04:05:04
● 2026-07-13 13:31:50
● 2026-07-24 09:01:26
●MXrelay.rzone.de2026-04-11 → 2026-07-24 · 5 obs
● 2026-06-09 10:47:34
○ 2026-06-16 04:05:04
● 2026-07-13 13:31:50
● 2026-07-24 09:01:26
●MXsmtpin.rzone.de2026-04-11 → 2026-07-24 · 5 obs
● 2026-06-09 10:47:34
○ 2026-06-16 04:05:04
● 2026-07-13 13:31:50
● 2026-07-24 09:01:26
●A2a01:239:476:3a00::12026-03-26 → 2026-07-24 · 5 obs
● 2026-06-09 10:47:34
○ 2026-06-16 04:05:04
● 2026-07-13 13:31:50
● 2026-07-24 09:01:26
●A87.106.38.1502026-03-26 → 2026-07-24 · 5 obs
● 2026-06-09 10:47:34
○ 2026-06-16 04:05:04
● 2026-07-13 13:31:50
● 2026-07-24 09:01:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| es | a.nic.es, c.nic.es, g.nic.es, h.nic.es | - |
| backdev.es | ns3.stratoserver.net, ns4.stratoserver.net | - |
✅ Authoritative Response
Server:217.160.80.159
NS records: ns3.stratoserver.net, ns4.stratoserver.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for backdev.es (unsigned zone)
⏱️ Timing
Total: 637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 87.106.38.150 |
| AAAA | 1 | 2a01:239:476:3a00::1 |
| NS | 2 | ns3.stratoserver.net, ns4.stratoserver.net |
| MX | 3 | mail.backdev.es (pri: 10), relay.rzone.de (pri: 100)... |
| TXT | 1 | v=spf1 mx ~all |
| SOA | 1 | ns3.stratoserver.net hostmaster.strato-r |
Analysis
Hierarchy
mail.backdev.es is a subdomain of backdev.es.
IP Addresses
backdev.es points to the IP addresses 87.106.38.150 and 2a01:239:476:3a00::1
Among others, doehler-systems.de, ip87-106-38-150.pbiaas.com, www.doehler-systems.de and joachim-doehler.de resolve to the same IP numbers as backdev.es.
Name Servers
backdev.es uses two name servers for its delegation: ns3.stratoserver.net and ns4.stratoserver.net.
backdev.es has the same name server delegation as a number of other domains, such as (0x736578)vriendinnen.com, pf-roio.de, ko-kom.de and two more.
The two host names ns3.stratoserver.net and ns4.stratoserver.net each have a pair of IP addresses: ns3.stratoserver.net has 185.132.34.159 and 2607:f1c0:fe:53:185:132:34:159, and ns4.stratoserver.net has 217.160.80.159 and 2001:8d8:fe:53:5747:2a74:d:32.
Mail Servers
Mail for backdev.es is routed through three mail servers — relay.rzone.de, smtpin.rzone.de and mail.backdev.es.
backdev.es shares at least some of its mail servers with other domains — for example 2035.de, umeshu.de, x256.de and two more.
Hosts with two IP numbers each:
smtpin.rzone.de directs traffic to 81.169.145.97 and 2a01:238:20a:202:50f0::1097.
Hosts that resolve to one IP address:
relay.rzone.de has the IP address 81.169.145.96.