mail.filbert.com - robtex.com
mail.filbert.com
| CNAME | filbert.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 74.114.204.186🇺🇸 VIVIO74.114.204.0/22 Spectrum Networks proxy registration | ||||||
| PTR | elderberry.viviotech.us | ||||||
| NS | ns20.viviotech.net ⭐ | ||||||
| A | 192.231.249.50🇺🇸 VIVIO192.231.249.0/24 Spectrum Proxy Resgistration | ||||||
| PTR | ns20.viviotech.net | ||||||
| NS | ns21.viviotech.net | ||||||
| A | 199.115.221.182🇺🇸 VIVIO199.115.216.0/21 Spectrum Networks Proxy Registration | ||||||
| PTR | ns21.viviotech.net | ||||||
| NS | ns22.viviotech.net ⚠️ Not in parent delegation | ||||||
| A | 204.48.54.174🇺🇸 VIVIO204.48.54.0/23 Spectrum Networks proxy registration | ||||||
| PTR | ns22.viviotech.net | ||||||
| MX | filbert.com ⭐ | ||||||
| A | 74.114.204.186🇺🇸 VIVIO74.114.204.0/22 Spectrum Networks proxy registration | ||||||
| PTR | elderberry.viviotech.us | ||||||
| SOA | ns20.viviotech.netdevops@viviotech.net 2026-07-15 #1 | ||||||
filbert.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 74.114.204.186🇺🇸 VIVIO74.114.204.0/22 Spectrum Networks proxy registration | ||||||
| NS | ns20.viviotech.net ⭐ | ||||||
| NS | ns21.viviotech.net | ||||||
| NS | ns22.viviotech.net ⚠️ Not in parent delegation | ||||||
| MX | filbert.com ⭐ | ||||||
| SOA | ns20.viviotech.netdevops@viviotech.net 2026-07-15 #1 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
○A204.48.55.1622015-10-23 → 2017-01-03 · 5 obs
● 2015-10-23 05:45:22
● 2017-01-03 12:15:48
○ 2026-03-25 20:41:10
○ 2026-08-13 19:25:22
○A205.210.189.562015-06-01 → 2015-06-01 · 3 obs
○ 2015-10-23 05:45:22
○ 2026-08-13 19:25:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| filbert.com | ns20.viviotech.net, ns21.viviotech.net | - |
✅ Authoritative Response
Server:192.231.249.50
NS records: ns20.viviotech.net, ns21.viviotech.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for filbert.com (unsigned zone)
⏱️ Timing
Total: 459ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | filbert.com |
Analysis
IP Addresses
mail.filbert.com has exactly one IP address — 74.114.204.186.
meekshardwoodfloors.com, perlprogrammer.net, understandhazmat.com plus two other host names have IP numbers in common with mail.filbert.com.
Name Servers
The authoritative name servers for mail.filbert.com are ns20.viviotech.net, ns21.viviotech.net and ns22.viviotech.net — three in total.
mail.filbert.com has at least partial name server overlap with other domains, such as leveyindustries.org, freemartin.net, wcncphotocontest.com and two others.
It is common to find these name servers paired with the name servers ns1.viviotech.net, ns2.viviotech.net, ns1.webhostconnection.com and ns2.webhostconnection.com.
The hostnames ns20.viviotech.net, ns21.viviotech.net and ns22.viviotech.net each resolve to a single IP: ns20.viviotech.net → 192.231.249.50, ns21.viviotech.net → 199.115.221.182, ns22.viviotech.net → 204.48.54.174.
Mail Servers
mail.filbert.com uses one mail server — filbert.com.
mail.filbert.com uses the same mail servers as other domains, including filbert.com.
filbert.com directs to just one IP number, 74.114.204.186.