understack.es - robtex.com
understack.es
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910 | ||||||
| PTR | 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com | ||||||
| A | 217.160.0.159🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3 | ||||||
| NS | docks09.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:9IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| A | 217.160.80.136 | ||||||
| NS | shades13.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:140IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| A | 185.132.34.140 | ||||||
| MX | smtp.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::2097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | smtp.rzone.de | ||||||
| A | 81.169.145.98🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtp.rzone.de | ||||||
| SOA | docks09.rzone.dehostmaster@strato-rz.de 2026-10-08 #41 | ||||||
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 2026-11-10 #2 | ||||||
Same first word
understack.ai |
understack.com |
understack.io |
understack.co |
understack.site |
understack.it |
understack.dk |
understack.workers.dev |
understack.es |
understack.dev |
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Previous names
Next names
DNS History
5 records (5 active, 0 former)
●A2001:8d8:100f:f000::2002026-10-08 → 2026-11-10 · 2 obs
● 2026-11-10 02:20:22
●A217.160.0.1592026-10-08 → 2026-11-10 · 2 obs
● 2026-11-10 02:20:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| es | a.nic.es, c.nic.es, g.nic.es, h.nic.es | 8 records |
| understack.es | shades13.rzone.de, docks09.rzone.de | - |
✅ Authoritative Response
Server:217.160.80.136
NS records: shades13.rzone.de, docks09.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for understack.es (unsigned zone)
⏱️ Timing
Total: 1869ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.160.0.159 |
| AAAA | 1 | 2001:8d8:100f:f000::200 |
| NS | 2 | docks09.rzone.de, shades13.rzone.de |
| MX | 1 | smtp.rzone.de (pri: 5) |
| SOA | 1 | docks09.rzone.de hostmaster.strato-rz.de |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.es, c.nic.es, g.nic.es...)
Analysis
IP Addresses
understack.es resolves to the IP addresses 217.160.0.159 and 2001:8d8:100f:f000::200
Two other host names, along with rasin.eu, amarantus-distribution.de and buero-more.de, also share IP numbers with understack.es.
Name Servers
understack.es uses two name servers for its delegation: docks09.rzone.de and shades13.rzone.de.
understack.es shares its NS records with other domains, for example familienhilfe-essen.de, cjk-eventservice.de, leinetaler-manufaktur.de and two others.
understack.es partially shares its NS delegation with several other domains, including seldo.de, fahrschuleschilderwald.de, mglighting.nl and two others.
In DNS configurations, these name servers often share authority with shades20.rzone.de, shades14.rzone.de, docks18.rzone.de and 7 other name servers.
The host names docks09.rzone.de and shades13.rzone.de each point to two IP numbers: docks09.rzone.de points to 217.160.80.136 and 2001:8d8:fe:53:5747:2a74:d:9. shades13.rzone.de points to 185.132.34.140 and 2607:f1c0:fe:53:185:132:34:140.
Mail Servers
The sole mail server for understack.es is smtp.rzone.de.
understack.es has the same mail server setup as other domains, for instance bergenzo.eu, soldahl.se, ganzenbordcadeau.nl and two other.
The host smtp.rzone.de resolves to 81.169.145.98 and 2a01:238:20a:202:50f0::2097 — two IP addresses.