`mx.grefenstette.com`

	DNSSEC	⚠️ Not signed
	A	37.49.151.79^{🇮🇷 M-137.49.151.0/24}

`grefenstette.com`

	DNSSEC	⚠️ Not signed
	A	37.49.151.79^{🇮🇷 M-137.49.151.0/24}
	NS	`ns-556.awsdns-05.net` ⭐ ⚠️ Not in parent delegation
	NS	`ns-1460.awsdns-54.org` ⚠️ Not in parent delegation
	NS	`ns-750.awsdns-29.net` ⚠️ Not in parent delegation
	NS	`ns-812.awsdns-37.net` ⚠️ Not in parent delegation
	NS	`ns1.grefenstette.com` ⚠️ Not in zone NS records
	NS	`ns2.grefenstette.com` ⚠️ Not in zone NS records
	MX	`mx.grefenstette.com` ⭐
	TXT	`v=spf1 ip4:162.218.244.245 ip4:162.218.244.254 ip4:162.218.244.184 ip4:162.21...`
	SOA	`ns-556.awsdns-05.net`awsdns-hostmaster@amazon.com serial=1

MX for

grefenstette.com

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DNS History

1 record (1 active, 0 former)

●A37.49.151.792026-03-23 → 2026-05-10 · 2 obs

● 2026-03-23 20:52:54
● 2026-05-10 18:29:20

🔍 DNS Trace

Analysis

Mail Server Role

mx.grefenstette.com serves as the mail server for grefenstette.com.

IP Addresses

mx.grefenstette.com points to an IP address: 37.49.151.79.

Other host names, for instance grefenstette.com, share IP numbers with mx.grefenstette.com.

mx.grefenstette.com - robtex.com