mail.certbureau.com - robtex.com

mail.certbureau.com

DNSSEC⚠️ Not signed
A66.198.240.38🇺🇸 vercara-udos66.198.240.0/24
PTRmi3-cl9-its4.a2hosting.com

certbureau.com

DNSSEC⚠️ Not signed
A66.198.240.38🇺🇸 vercara-udos66.198.240.0/24
NSns1.a2hosting.com ⭐
NSns2.a2hosting.com
NSns3.a2hosting.com
NSns4.a2hosting.com
MXmail.certbureau.com ⭐
TXTv=spf1 ip4:66.198.240.38 include:spf.a2hosting.com +a +mx ~all
SOAns1.a2hosting.comroot@mi3-cl9-its4.a2hosting.com 2026-03-08 #1

MX for

certbureau.com

Same first word

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🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...-
certbureau.comns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com4 records

✅ Authoritative Response

Server:13.248.158.180

NS records: ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com, ns4.a2hosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certbureau.com (unsigned zone)

⏱️ Timing

Total: 62ms | Queries: -

📄 Records

TypeCountSample Data
A166.198.240.38

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.a2hosting.com, ns2.a2hosting.com, ns3.a2hosting.com...)

Analysis

Mail Server Role

mail.certbureau.com serves as the mail server for certbureau.com.

IP Addresses

mail.certbureau.com resolves to a single IP: 66.198.240.38.

Other host names, for instance otcouriers.com, furtter.com, systemsecurityaudit.com, dlt.mobi and mail.fanmag.com share IP numbers with mail.certbureau.com.