`mail.flex2flex.com`

DNSSEC	⚠️ Not signed
A	78.46.74.36^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
		PTR	`static.36.74.46.78.clients.your-server.de`

`flex2flex.com`

	DNSSEC	⚠️ Not signed
	A	148.251.191.15^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
	NS	`ns51.worldnic.com` ⭐
	NS	`ns52.worldnic.com`
	MX	`mail.flex2flex.com` ⭐
	SOA	`NS51.WORLDNIC.com`namehost@WORLDNIC@com serial=124111616

MX for

flex2flex.com

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DNS History

1 record (1 active, 0 former)

●A78.46.74.362015-07-09 → 2026-04-01 · 2 obs

● 2015-07-09 09:45:30
● 2026-04-01 21:21:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net...	-
flex2flex.com	ns51.worldnic.com, ns52.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.165

NS records: ns51.worldnic.com, ns52.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flex2flex.com (unsigned zone)

⏱️ Timing

Total: 187ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.46.74.36`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns51.worldnic.com, ns52.worldnic.com)

Analysis

Mail Server Role

mail.flex2flex.com handles mail for flex2flex.com.

IP Addresses

mail.flex2flex.com points to a single IP address: 78.46.74.36.

Other host names, for instance static.36.74.46.78.clients.your-server.de, share IP numbers with mail.flex2flex.com.

mail.flex2flex.com - robtex.com