mail.grbdustit.com - robtex.com

mail.grbdustit.com

DNSSEC⚠️ Not signed
A199.2.137.213🇺🇸 COGENT199.0.0.0/14 SprintLink
MXmail.grbdustit.com ⭐
A199.2.137.213🇺🇸 COGENT199.0.0.0/14 SprintLink

grbdustit.com

DNSSEC⚠️ Not signed
A199.2.137.213🇺🇸 COGENT199.0.0.0/14 SprintLink
NSns054a.microsoftinternetsafety.net ⭐ ⚠️ Not in parent delegation
NSns001.microsoftinternetsafety.net ⚠️ Not in parent delegation
NSns002.microsoftinternetsafety.net ⚠️ Not in parent delegation
NSns054b.microsoftinternetsafety.net ⚠️ Not in parent delegation
NSns3.microsoftinternetsafety.net ⚠️ Not in zone NS records
NSns4.microsoftinternetsafety.net ⚠️ Not in zone NS records
MXmail.grbdustit.com ⭐
SOANS054A.microsoftinternetsafety.netazuredns-hostmaster@microsoft.com serial=1
⚠️ On DNS blocklist: tif

MX for

grbdustit.com
mail.grbdustit.com

Same first word

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DNS History

2 records (2 active, 0 former)

MXmail.grbdustit.comA199.2.137.213
●MXmail.grbdustit.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:13:58
● 2026-03-23 16:03:42
●A199.2.137.2132026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 12:13:58
● 2026-03-23 16:03:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
grbdustit.comns3.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 grbdustit.com (unsigned zone)

⏱️ Timing

Total: 350ms | Queries: -

📄 Records

TypeCountSample Data
A1199.2.137.213
MX1mail.grbdustit.com (pri: 10)

Analysis

Mail Server Role

mail.grbdustit.com serves as the mail server for grbdustit.com and mail.grbdustit.com.

IP Addresses

mail.grbdustit.com maps to IP address 199.2.137.213.

Other host names, for instance mail.emergeads.net, unicy.at, microsofthost.pw, emergeads.net and imcmedya.net share IP numbers with mail.grbdustit.com.

Mail Servers

One mail server serves mail.grbdustit.com.

The mail server setup for mail.grbdustit.com matches that of other domains, for instance grbdustit.com.

mail.grbdustit.com points to one IP number: 199.2.137.213.