sdaonline.cat - robtex.com
sdaonline.cat
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.sarenet.es ⭐ | ||||||
| A | 194.30.0.101🇪🇸 SARENET194.30.0.0/17 Clients of SARENET AS3262 | ||||||
| NS | ns2.sarenet.es | ||||||
| A | 212.81.130.10🇪🇸 SARENET212.81.128.0/17 Clients of SARENET AS3262 | ||||||
| MX | antispam.serkolat.com ⭐ | ||||||
| A | 194.30.99.129🇪🇸 SARENET194.30.0.0/17 Clients of SARENET AS3262 | ||||||
| PTR | antispam.serkolat.com | ||||||
| TXT | QHB8TFQlcNsKQsbsETj/ZN2bj+ACuo8rkvG8TQOU5dvU1y48nK1Dgh0mC96PptVcQzKWHucwk7T3d... | ||||||
| TXT | MS=ms28650356 | ||||||
| TXT | sophos-domain-verification=901d8f52f856c6af2a8d09641970230c7bbf9f449143de8faa... | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com ip4:194.30.74.6 ip4:194.30.0.195 ip... | ||||||
| TXT | MS=ms69477531 | ||||||
| SOA | ns1.sarenet.esdnsmaster@sarenet.es 2024-04-05 #1 | ||||||
cat
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | anyc1.irondns.net ⭐ | ||||||
| NS | cat.ns.nic.es | ||||||
| NS | cat.pch.net | ||||||
| NS | nsc.nic.de | ||||||
| NS | switch.nic.cat | ||||||
| SOA | anyc1.irondns.netdnsmaster@corenic.org serial=2608121220 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.sarenet.es2026-08-11 → 2026-08-12 · 2 obs
● 2026-08-12 12:59:34
●NSns2.sarenet.es2026-08-11 → 2026-08-12 · 2 obs
● 2026-08-12 12:59:34
●MXantispam.serkolat.com2026-08-11 → 2026-08-12 · 2 obs
● 2026-08-12 12:59:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cat | cat.ns.nic.es, cat.pch.net, nsc.nic.de, anyc1.irondns.net... | 10 records |
| sdaonline.cat | ns1.sarenet.es, ns2.sarenet.es | - |
✅ Authoritative Response
Server:212.81.130.10
NS records: ns1.sarenet.es, ns2.sarenet.es
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sdaonline.cat (unsigned zone)
⏱️ Timing
Total: 792ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.sarenet.es, ns1.sarenet.es |
| MX | 1 | antispam.serkolat.com (pri: 0) |
| TXT | 5 | v=spf1 include:spf.protection.outlook.co, sophos-domain-verification=901d8f52f856c... |
| SOA | 1 | ns1.sarenet.es dnsmaster.sarenet.es |
📌 Glue Records Collected
Total: 10
In-bailiwick: 2 (switch.nic.cat, switch.nic.cat)
Out-of-bailiwick: 8 (cat.ns.nic.es, cat.pch.net, nsc.nic.de...)
Analysis
Name Servers
The NS records for sdaonline.cat delegate to ns1.sarenet.es and ns2.sarenet.es.
The name server configuration of sdaonline.cat is shared with other domains, for instance elancyl.pt, haitiyahoraque.org, ingesit.com and two others.
The name servers of sdaonline.cat overlap at least partially with those of other domains — among them know-us.com, iberdrola.com.es, iberdrolarenewable.us and two more.
These name servers commonly co-occur with the name servers nsusctmar04.iberdrola.com, nsusorsw104.iberdrola.com, dns2.iberdrola.es and dns.iberdrola.es.
Both ns1.sarenet.es and ns2.sarenet.es have a single IP address each — ns1.sarenet.es resolves to 194.30.0.101 while ns2.sarenet.es resolves to 212.81.130.10.
Mail Servers
sdaonline.cat uses one mail server — antispam.serkolat.com.
The mail server setup of sdaonline.cat matches that of other domains such as surlat.cl, kaikubaserria.eus, iparlat.com and two others.
antispam.serkolat.com resolves to 194.30.99.129 and no other IP number.