fiosinstructors.com - robtex.com
fiosinstructors.com
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=1786773684 | ||||||
Same first word
fiosinstructors.com |
DNS History
13 records (5 active, 8 former)
●NSdns1.cscdns.net2026-05-13 → 2026-08-15 · 3 obs
● 2026-05-13 18:40:36
● 2026-08-15 06:28:28
●NSdns2.cscdns.net2026-05-13 → 2026-08-15 · 3 obs
● 2026-05-13 18:40:36
● 2026-08-15 06:28:28
○NSns1.markmonitor.com2015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
○NSns2.markmonitor.com2015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
○NSns3.markmonitor.com2015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
○NSns4.markmonitor.com2015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
○NSns5.markmonitor.com2015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
○NSns6.markmonitor.com2015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
○NSns7.markmonitor.com2015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
●MXcustmx.cscdns.net2026-05-13 → 2026-08-15 · 2 obs
● 2026-08-15 06:28:28
●A165.160.13.202026-05-13 → 2026-08-15 · 3 obs
● 2026-05-13 18:40:36
● 2026-08-15 06:28:28
●A165.160.15.202026-05-13 → 2026-08-15 · 3 obs
● 2026-05-13 18:40:36
● 2026-08-15 06:28:28
○A72.52.10.142015-05-26 → 2020-02-29 · 4 obs
● 2020-02-29 09:01:36
○ 2026-05-13 18:40:36
○ 2026-08-15 06:28:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| fiosinstructors.com | dns1.cscdns.net, dns2.cscdns.net | - |
✅ Authoritative Response
Server:156.154.131.100
NS records: dns1.cscdns.net, dns2.cscdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fiosinstructors.com (unsigned zone)
⏱️ Timing
Total: 1696ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 165.160.15.20, 165.160.13.20 |
| NS | 2 | dns1.cscdns.net, dns2.cscdns.net |
| MX | 1 | custmx.cscdns.net (pri: 10) |
| SOA | 1 | dns1.cscdns.net hostmaster.cscdns.net |
Analysis
IP Addresses
fiosinstructors.com directs to two IP numbers, 165.160.13.20 and 165.160.15.20
Two other host names, along with wspworld.com, fractionalrolex.com and ua2go.biz, also share IP numbers with fiosinstructors.com.
Name Servers
fiosinstructors.com is served by two delegated name servers, dns1.cscdns.net and dns2.cscdns.net.
fiosinstructors.com shares its NS records with other domains, for example viziogame.com, index-werke.com, aigdirect.markets and two others.
fiosinstructors.com partially shares its NS delegation with several other domains, including robertscullyblows.net, countrywidehousebuyer.com, flightfundbusinesscard.com and two others.
These name servers are regularly seen alongside ns101.bac.com and ns102.bac.com as name servers.
Each of the two host names carries two IP addresses: dns1.cscdns.net points to 156.154.130.100 and 2610:a1:1022::100, and dns2.cscdns.net points to 156.154.131.100 and 2610:a1:1023::100.
Mail Servers
The sole mail server for fiosinstructors.com is custmx.cscdns.net.
Among the domains sharing a mail server setup with fiosinstructors.com are mrpropper.de, reliabiltwindows.net, shopelmayortequila.com and two others.
There is one IP number for custmx.cscdns.net: 198.58.121.58.