expanscience.pt - robtex.com
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expanscience.pt
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 75.2.3.48🇺🇸 Amazon | ||||||
| PTR | a01d1481c27b8dc41.awsglobalaccelerator.com | ||||||
| NS | nsa.perf1.fr ⭐ 🔒 | ||||||
| A | 2a01:c8:100::100🇫🇷 NAMESHIELD | ||||||
| PTR | nsa.perf1.fr | ||||||
| A | 81.92.94.100🇫🇷 NAMESHIELD | ||||||
| PTR | nsa.perf1.fr | ||||||
| NS | nsb.perf1.com 🔒 | ||||||
| A | 2a01:c8:101::100🇫🇷 NAMESHIELD | ||||||
| PTR | nsb.perf1.com | ||||||
| A | 81.92.95.100🇫🇷 NAMESHIELD | ||||||
| PTR | nsb.perf1.com | ||||||
| NS | nsc.perf1.com 🔒 | ||||||
| A | 2a09:35c0:102::100🇫🇷 NAMESHIELDGRP | ||||||
| PTR | nsc.perf1.com | ||||||
| A | 152.89.172.100🇫🇷 NAMESHIELDGRP | ||||||
| PTR | nsc.perf1.com | ||||||
| MX | expanscience-pt.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| TXT | 883k5g7nfvcvwhgnnmkpydr0tczcmq1n | ||||||
| TXT | MS=ms29705424 | ||||||
| SOA | nsa.perf1.frtechnical@nameshield.net 2026-02-05 #1 | ||||||
pt
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | curiosity.dns.pt ⭐ 🔒 | ||||||
| NS | a.dns.pt 🔒 | ||||||
| NS | b.dns.pt | ||||||
| NS | c.dns.pt 🔒 | ||||||
| NS | d.dns.pt 🔒 | ||||||
| NS | e.dns.pt 🔒 | ||||||
| NS | g.dns.pt | ||||||
| NS | h.dns.pt | ||||||
| NS | ns.dns.br 🔒 | ||||||
| NS | ns2.nic.fr 🔒 | ||||||
| SOA | curiosity.dns.ptrequest@dns.pt 2026-02-10 #3 | ||||||
Up
Same first word
expanscience.pl |
expanscience.be |
expanscience.us |
expanscience.pt |
expanscience.fr |
expanscience.it |
expanscience.ca |
expanscience.mx |
expanscience.es |
expanscience.com |
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt... | 18 records |
| expanscience.pt | nsc.perf1.com, nsb.perf1.com, nsa.perf1.fr | - |
✅ Authoritative Response
Server: 81.92.94.100
NS records: nsc.perf1.com, nsb.perf1.com, nsa.perf1.fr
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 689ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 75.2.3.48 |
| NS | 3 | nsc.perf1.com, nsb.perf1.com... |
| MX | 1 | expanscience-pt.mail.protection.outlook. |
| TXT | 3 | MS=ms29705424, 883k5g7nfvcvwhgnnmkpydr0tczcmq1n... |
| SOA | 1 | nsa.perf1.fr technical.nameshield.net |
📌 Glue Records Collected
Total: 18
In-bailiwick: 14 (a.dns.pt, a.dns.pt, b.dns.pt...)
Out-of-bailiwick: 4 (ns.dns.br, ns.dns.br, ns2.nic.fr...)
AI analysis
expanscience.pt is parent of academia.expanscience.pt and mail.expanscience.pt.
expanscience.pt points to a single IP number: 75.2.3.48.
other host names for instance expanscience.pl, piascledine.fr, mustela.ua, expanscience.be and mustela.com share IP numbers with expanscience.pt.
expanscience.pt is delegated to three name servers: nsb.perf1.com, nsc.perf1.com and nsa.perf1.fr.
expanscience.pt at least partially shares name servers with other domains, for instance hermeswedo.ru, ocs.fr, creusabro.ru, alfresco-holidays.ie and heppner-group.com.
These name servers are commonly used with ns0.infravesi.com, ns1.infravesi.com, a.ns.developpement-durable.gouv.fr and b.ns.developpement-durable.gouv.fr.
Host names with two IP numbers:
Host nsb.perf1.com points to 2a01:c8:101::100 and 81.92.95.100.
Host nsc.perf1.com points to 2a09:35c0:102::100 and 152.89.172.100.
Host nsa.perf1.fr points to 2a01:c8:100::100 and 81.92.94.100.
expanscience.pt is handled by a single mail server, expanscience-pt.mail.protection.outlook.com.