resourcebuilders.com - dns.ninja
resourcebuilders.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.fea.net ⭐ | ||||||
| A | 70.182.176.18🇺🇸 CCINET70.182.176.0/21 OC CBS TRANSIT | ||||||
| PTR | ns2.fea.net | ||||||
| NS | ns.fea.net | ||||||
| A | 216.115.236.90🇺🇸 AS11668216.115.236.0/24 | ||||||
| MX | mail.resourcebuilders.com ⭐ | ||||||
| TXT | v=spf1 a mx a:fea.net ip4:216.115.236.100 ~all | ||||||
| SOA | ns.fea.netadmin@fea.net serial=10 | ||||||
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=1781901965 | ||||||
Subdomains
mail.resourcebuilders.com |
Same first word
resourcebuilders.com |
DNS History
3 records (3 active, 0 former)
●MXmail.resourcebuilders.com2015-08-22 → 2026-06-19 · 2 obs
● 2026-06-19 21:00:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net... | - |
| resourcebuilders.com | ns.fea.net, ns2.fea.net | - |
✅ Authoritative Response
Server:70.182.176.18
NS records: ns.fea.net, ns2.fea.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for resourcebuilders.com (unsigned zone)
⏱️ Timing
Total: 456ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.fea.net, ns.fea.net |
| MX | 1 | mail.resourcebuilders.com (pri: 50) |
| TXT | 1 | v=spf1 a mx a:fea.net ip4:216.115.236.10 |
| SOA | 1 | ns.fea.net admin.fea.net |
Analysis
Hierarchy
The domain mail.resourcebuilders.com falls under the parent resourcebuilders.com.
Name Servers
DNS delegation for resourcebuilders.com points to two name servers: ns2.fea.net and ns.fea.net.
resourcebuilders.com shares its NS records with other domains, for example 235.115.216.in-addr.arpa, fea.net, 238.115.216.in-addr.arpa and two others.
resourcebuilders.com has partial name server overlap with other domains, including 251.115.216.in-addr.arpa.
Each of ns2.fea.net and ns.fea.net has one IP address: ns2.fea.net uses 70.182.176.18 and ns.fea.net uses 216.115.236.90.
Mail Servers
The sole mail server for resourcebuilders.com is mail.resourcebuilders.com.