libreriaalberti.com - robtex.com
libreriaalberti.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.209.108.37🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | libreriaalberti.com | ||||||
| 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 | ||||||
| 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 | ||||||
| A | 91.209.108.17🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | ns2.optyma.com | ||||||
| MX | mail1.optyma.com ⭐ | ||||||
| A | 91.209.108.95🇪🇸 PPI-AS91.209.108.0/24 Proveedores de Presencia en Internet S.L (Optyma) | ||||||
| PTR | mail1.optyma.com | ||||||
| TXT | google-site-verification=EtT5MbEriia2EFF1KuSzH-7uiks3K2x_z4L24-VgPrU | ||||||
| TXT | v=spf1 mx a include:django3.optyma.com +ip4:91.209.108.96 ~all | ||||||
| SOA | ns1.optyma.comwebmaster@expocenter.com 2024-08-07 #2 | ||||||
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=1778465366 | ||||||
rank #267585 in the tld
PTR for
Subdomains
Same first word
libreriaalberti.com |
DNS History
9 records (6 active, 3 former)
●NSns1.optyma.com2008-10-18 → 2026-05-11 · 2 obs
● 2026-05-11 02:18:30
●NSns2.optyma.com2008-10-18 → 2026-05-11 · 2 obs
● 2026-05-11 02:18:30
●NSns3.optyma.com2008-10-18 → 2026-05-11 · 2 obs
● 2026-05-11 02:18:30
●NSns4.optyma.com2008-10-18 → 2026-05-11 · 2 obs
● 2026-05-11 02:18:30
○MXmail.libreriaalberti.com2015-07-16 → 2020-03-06 · 4 obs
● 2015-07-16 23:53:46
● 2020-03-06 04:28:30
○ 2026-05-11 02:18:30
●MXmail1.optyma.com2026-05-11 → 2026-05-11 · 2 obs
● 2026-05-11 02:18:30
○MXsmtp.libreriaalberti.com2008-10-18 → 2008-10-18 · 3 obs
○ 2015-07-16 23:53:46
○ 2026-05-11 02:18:30
○A213.254.241.712008-10-18 → 2008-10-18 · 3 obs
○ 2015-07-16 23:53:46
○ 2026-05-11 02:18:30
●A91.209.108.372015-07-16 → 2026-05-11 · 3 obs
● 2015-07-16 23:53:46
● 2026-05-11 02:18:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net... | - |
| libreriaalberti.com | ns1.optyma.com, ns2.optyma.com, ns3.optyma.com, ns4.optyma.com | 4 records |
✅ Authoritative Response
Server:91.209.108.17
NS records: ns1.optyma.com, ns2.optyma.com, ns3.optyma.com, ns4.optyma.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for libreriaalberti.com (unsigned zone)
⏱️ Timing
Total: 1405ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.209.108.37 |
| NS | 4 | ns3.optyma.com, ns2.optyma.com... |
| MX | 1 | mail1.optyma.com (pri: 10) |
| TXT | 2 | v=spf1 mx a include:django3.optyma.com +, google-site-verification=EtT5MbEriia2EFF |
| SOA | 1 | ns1.optyma.com webmaster.expocenter.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.optyma.com, ns2.optyma.com, ns3.optyma.com...)
Analysis
Hierarchy
libreriaalberti.com is parent of smtp.libreriaalberti.com and www.libreriaalberti.com.
IP Addresses
libreriaalberti.com points to a single IP: 91.209.108.37.
Name Servers
libreriaalberti.com is delegated to four name servers: ns1.optyma.com, ns2.optyma.com, ns3.optyma.com and ns4.optyma.com.
libreriaalberti.com at least partially shares its name servers with other domains, for instance polifemo.com, bohindra.es, agentetutor.es, musaat.com and ppi.es.
Host names with a single IP address:
ns1.optyma.com and ns3.optyma.com point to 91.209.108.19; ns2.optyma.com and ns4.optyma.com point to 91.209.108.17.
Mail Servers
libreriaalberti.com is served by a single mail server, mail1.optyma.com.
libreriaalberti.com uses the same mail server setup as other domains such as libreriarodriguez.com, editorialegales.com, sanzytorres.com, portomod.com and editorialmeta.es.
mail1.optyma.com points to IP number 91.209.108.95.