`mail.buttancert.com`

DNSSEC	⚠️ Not signed
A	199.2.137.203^{🇺🇸 COGENT199.0.0.0/14 SprintLink}
MX	`mail.buttancert.com` ⭐
		A	199.2.137.203^{🇺🇸 COGENT199.0.0.0/14 SprintLink}

`buttancert.com`

	DNSSEC	⚠️ Not signed
	A	199.2.137.203^{🇺🇸 COGENT199.0.0.0/14 SprintLink}
	NS	`ns054a.microsoftinternetsafety.net` ⭐ ⚠️ Not in parent delegation
	NS	`ns001.microsoftinternetsafety.net` ⚠️ Not in parent delegation
	NS	`ns002.microsoftinternetsafety.net` ⚠️ Not in parent delegation
	NS	`ns054b.microsoftinternetsafety.net` ⚠️ Not in parent delegation
	NS	`ns3.microsoftinternetsafety.net` ⚠️ Not in zone NS records
	NS	`ns4.microsoftinternetsafety.net` ⚠️ Not in zone NS records
	MX	`mail.buttancert.com` ⭐
	SOA	`NS054A.microsoftinternetsafety.net`azuredns-hostmaster@microsoft.com serial=1

MX for

buttancert.com

mail.buttancert.com

Same first word

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DNS History

2 records (2 active, 0 former)

●MXmail.buttancert.com2026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 23:33:34
● 2026-03-25 20:14:22

●A199.2.137.2032026-03-24 → 2026-03-25 · 2 obs

● 2026-03-24 23:33:34
● 2026-03-25 20:14:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
buttancert.com	ns3.microsoftinternetsafety.net, ns4.microsoftinternetsafety.net	-

✅ Authoritative Response

Server:13.107.206.41

NS records: ns3.microsoftinternetsafety.net, ns4.microsoftinternetsafety.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buttancert.com (unsigned zone)

⏱️ Timing

Total: 522ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`199.2.137.203`
MX	1	`mail.buttancert.com (pri: 10)`

Analysis

Mail Server Role

As a mail server, mail.buttancert.com serves buttancert.com and mail.buttancert.com.

IP Addresses

mail.buttancert.com resolves to a single IP address: 199.2.137.203.

Other host names including grotherwell.co, securewebtests.com, gaypromotionz.biz, mail.ffhsdf6d76d7282e736d72386d236d.com and iu652ds.pro share IP numbers with mail.buttancert.com.

Mail Servers

A single mail server handles mail.buttancert.com.

mail.buttancert.com uses the same mail server setup as other domains, such as buttancert.com.

mail.buttancert.com points to a single IP: 199.2.137.203.

mail.buttancert.com - robtex.com