`mail.doctorsystem.net`

DNSSEC	⚠️ Not signed
A	217.126.179.220^{🇪🇸 Telefonica_de_EspaNa217.126.0.0/16 TDENET (Red de servicios IP)}
		PTR	`220.red-217-126-179.staticip.rima-tde.net`

`doctorsystem.net`

	DNSSEC	⚠️ Not signed
	A	89.128.176.88^{🇪🇸 UNI2-AS89.128.176.0/22}
	NS	`dns5.servidoresdns.net` ⭐
	NS	`dns6.servidoresdns.net`
	MX	`mail.doctorsystem.net` ⭐
	SOA	`dns5.servidoresdns.net`hostmaster@servidoresdns.net 2004-10-25 #22

⚠️ On DNS blocklist: tif

MX for

doctorsystem.net

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DNS History

1 record (1 active, 0 former)

●A217.126.179.2202007-11-18 → 2026-04-24 · 2 obs

● 2007-11-18 07:01:56
● 2026-04-24 10:08:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net...	-
doctorsystem.net	dns5.servidoresdns.net, dns6.servidoresdns.net	2 records

✅ Authoritative Response

Server:217.76.128.130

NS records: dns5.servidoresdns.net, dns6.servidoresdns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doctorsystem.net (unsigned zone)

⏱️ Timing

Total: 239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.126.179.220`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns5.servidoresdns.net, dns6.servidoresdns.net)

Analysis

Mail Server Role

mail.doctorsystem.net serves as the mail server for doctorsystem.net.

IP Addresses

mail.doctorsystem.net points to a single IP: 217.126.179.220.

Other host names, such as 220.red-217-126-179.staticip.rima-tde.net, share IP numbers with mail.doctorsystem.net.

mail.doctorsystem.net - robtex.com