librousado.es - robtex.com
librousado.es
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.209.108.52🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | librousado.es | ||||||
| NS | ns1.optyma.com ⭐ | ||||||
| A | 91.209.108.19🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | ns1.optyma.com | ||||||
| NS | ns2.optyma.com | ||||||
| A | 91.209.108.17🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | ns2.optyma.com | ||||||
| NS | ns3.optyma.com ⚠️ Not in parent delegation | ||||||
| A | 91.209.108.19🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | ns1.optyma.com | ||||||
| NS | ns4.optyma.com ⚠️ Not in parent delegation | ||||||
| A | 91.209.108.17🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | ns2.optyma.com | ||||||
| MX | mail.librousado.es ⭐ | ||||||
| A | 91.209.108.95🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | mail1.optyma.com | ||||||
| TXT | v=spf1 +a +mx +a:librousado.es ip4:91.209.108.52 ~all | ||||||
| SOA | ns1.optyma.comwebmaster@expocenter.com 2024-08-15 #1 | ||||||
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 2026-03-15 #4 | ||||||
PTR for
Subdomains
mail.librousado.es |
Same first word
librousado.cl |
librousado.es |
Similar names
DNS History
8 records (6 active, 2 former)
●NSns1.optyma.com2015-07-17 → 2026-03-23 · 2 obs
● 2026-03-23 20:58:18
●NSns2.optyma.com2015-07-17 → 2026-03-23 · 2 obs
● 2026-03-23 20:58:18
●NSns3.optyma.com2015-07-17 → 2026-03-23 · 2 obs
● 2026-03-23 20:58:18
●NSns4.optyma.com2015-07-17 → 2026-03-23 · 2 obs
● 2026-03-23 20:58:18
○MXlibrousado.es2015-07-17 → 2018-01-25 · 3 obs
● 2018-01-25 02:59:24
○ 2026-03-23 20:58:18
●MXmail.librousado.es2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:58:18
○A91.209.108.502015-07-17 → 2018-01-25 · 3 obs
● 2018-01-25 02:59:24
○ 2026-03-23 20:58:18
●A91.209.108.522026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:58:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| es | a.nic.es, c.nic.es, g.nic.es, h.nic.es | - |
| librousado.es | ns2.optyma.com, ns1.optyma.com | - |
✅ Authoritative Response
Server:91.209.108.17
NS records: ns2.optyma.com, ns1.optyma.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for librousado.es (unsigned zone)
⏱️ Timing
Total: 645ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.209.108.52 |
| NS | 4 | ns3.optyma.com, ns4.optyma.com... |
| MX | 1 | mail.librousado.es (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:librousado.es ip4:91.20 |
| SOA | 1 | ns1.optyma.com webmaster.expocenter.com |
Analysis
Hierarchy
mail.librousado.es is a child of librousado.es.
IP Addresses
librousado.es resolves to one IP number: 91.209.108.52.
Name Servers
librousado.es delegates to four name servers: ns1.optyma.com, ns2.optyma.com, ns3.optyma.com and ns4.optyma.com.
librousado.es at least partially shares name servers with other domains, including marcialpons.es, refugieros.com, toma10.com, caldefarma.com and desnivel.info.
These name servers are commonly used with ns5.optyma.com.
Hostnames with a single IP number:
ns1.optyma.com points to: 91.209.108.19.
ns2.optyma.com points to: 91.209.108.17.
ns3.optyma.com points to: 91.209.108.19.
ns4.optyma.com points to: 91.209.108.17.
Hostnames pointing to 91.209.108.19: ns1.optyma.com and ns3.optyma.com.
Hostnames pointing to 91.209.108.17: ns2.optyma.com and ns4.optyma.com.
Mail Servers
A single mail server handles librousado.es, mail.librousado.es.
Host name mail.librousado.es resolves to a single IP: 91.209.108.95.