`mx.blackfordcomputing.com`

	DNSSEC	⚠️ Not signed
	A	66.154.133.100^{🇺🇸 MULTNOMAH-ESD66.154.128.0/17 Northwest Regional ESD}

`blackfordcomputing.com`

	DNSSEC	⚠️ Not signed
	A	66.154.133.100^{🇺🇸 MULTNOMAH-ESD66.154.128.0/17 Northwest Regional ESD}
	NS	`ns3.worldnic.com` ⭐
	NS	`ns4.worldnic.com`
	MX	`mx.blackfordcomputing.com` ⭐
	SOA	`NS3.WORLDNIC.com`namehost@WORLDNIC.com serial=108120922

MX for

blackfordcomputing.com

Same first word

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mx.msk.ru

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DNS History

1 record (1 active, 0 former)

●A66.154.133.1002015-07-06 → 2026-07-24 · 2 obs

● 2015-07-06 11:53:28
● 2026-07-24 16:29:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
blackfordcomputing.com	ns3.worldnic.com, ns4.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.26.110

NS records: ns3.worldnic.com, ns4.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for blackfordcomputing.com (unsigned zone)

⏱️ Timing

Total: 194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.154.133.100`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.worldnic.com, ns4.worldnic.com)

Analysis

Mail Server Role

mx.blackfordcomputing.com serves as a mail server for blackfordcomputing.com.

IP Addresses

mx.blackfordcomputing.com points to a single IP number: 66.154.133.100.

Host names such as blackfords.us and blackfordcomputing.com share IP numbers with mx.blackfordcomputing.com.

mx.blackfordcomputing.com - dns.ninja