`mail.corefbsystem.com`

DNSSEC	⚠️ Not signed
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`

`corefbsystem.com`

	DNSSEC	⚠️ Not signed
	NS	`dns1.registrar-servers.com` ⭐
	NS	`dns2.registrar-servers.com`
	MX	`mail.corefbsystem.com` ⭐
	SOA	`dns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1743091043

MX for

sakalive.com

corefbsystem.com

tokege.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A139.180.156.772026-02-15 → 2026-05-10 · 2 obs

● 2026-02-15 15:54:24
● 2026-05-10 08:04:28

🔍 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: 172ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.180.156.77`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)

Analysis

Mail Server Role

mail.corefbsystem.com serves mail for sakalive.com, corefbsystem.com and tokege.com.

IP Addresses

mail.corefbsystem.com points to an IP address: 139.180.156.77.

mail.corefbsystem.com - robtex.com