corefbsystem.com - robtex.com
corefbsystem.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.registrar-servers.com ⭐ | ||||||
| A | 2610:a1:1024::200🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| A | 156.154.132.200🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| NS | dns2.registrar-servers.com | ||||||
| A | 2610:a1:1025::200🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| A | 156.154.133.200🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| MX | mail.corefbsystem.com ⭐ | ||||||
| A | 139.180.156.77🇸🇬 AS-VULTR139.180.128.0/19 The Constant Company, LLC 319 CLEMATIS ST Suite 900 | ||||||
| PTR | 139.180.156.77.vultrusercontent.com | ||||||
| SOA | dns1.registrar-servers.comhostmaster@registrar-servers.com serial=1743091043 | ||||||
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=1778395406 | ||||||
Subdomains
mail.corefbsystem.com |
Same first word
corefbsystem.com |
DNS History
3 records (3 active, 0 former)
●NSdns1.registrar-servers.com2026-02-15 → 2026-05-10 · 2 obs
● 2026-05-10 07:01:28
●NSdns2.registrar-servers.com2026-02-15 → 2026-05-10 · 2 obs
● 2026-05-10 07:01:28
●MXmail.corefbsystem.com2026-02-15 → 2026-05-10 · 2 obs
● 2026-05-10 07:01:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| corefbsystem.com | dns1.registrar-servers.com, dns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for corefbsystem.com (unsigned zone)
⏱️ Timing
Total: 815ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 1 | mail.corefbsystem.com (pri: 1) |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)
Analysis
Hierarchy
corefbsystem.com is parent of mail.corefbsystem.com.
Name Servers
corefbsystem.com's delegation is to two name servers dns1.registrar-servers.com and dns2.registrar-servers.com.
corefbsystem.com shares the same name server configuration as other domains, such as altecsv3.com, reloa.ai, zincirbar.com, pichel.net and hetinta.com.
corefbsystem.com shares name servers with other domains at least partially, for example sanomakids.net.
Host names with two IP numbers: dns1.registrar-servers.com points to 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to 2610:a1:1025::200 and 156.154.133.200
Mail Servers
corefbsystem.com is served by a single mail server, mail.corefbsystem.com.
corefbsystem.com shares the same mail server setup as other domains, such as sakalive.com and tokege.com.
mail.corefbsystem.com points to IP number 139.180.156.77.