`nullmx.utilitycom.com`

DNSSEC	⚠️ Not signed
A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
		PTR	`ip-207-148-248-143.defastlink.net`

`utilitycom.com`

	DNSSEC	⚠️ Not signed
	A	207.148.248.143^{🇺🇸 EIG-29873207.148.248.0/24}
	NS	`ns.buydomains.com` ⚠️ Not in zone NS records
	NS	`this-domain-for-sale.com` ⚠️ Not in zone NS records

Previously MX for

utilitycom.com

Same first word

nullmx.net

nullmx.org

nullmx.com

Similar names

mlnxul.com

DNS History

3 records (1 active, 2 former)

○A141.8.225.1242016-03-11 → 2016-07-06 · 5 obs

○ 2015-08-19 02:12:40
● 2016-03-11 07:27:02
● 2016-07-06 23:22:12
○ 2026-02-20 15:42:58
○ 2026-03-23 13:52:22

●A207.148.248.1432026-02-20 → 2026-03-23 · 3 obs

○ 2016-07-06 23:22:12
● 2026-02-20 15:42:58
● 2026-03-23 13:52:22

○A50.63.202.1042015-08-19 → 2015-08-19 · 3 obs

● 2015-08-19 02:12:40
○ 2016-03-11 07:27:02
○ 2026-03-23 13:52:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
utilitycom.com	ns.buydomains.com, this-domain-for-sale.com	2 records

✅ Authoritative Response

Server:52.4.207.204

NS records: ns.buydomains.com, this-domain-for-sale.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for utilitycom.com (unsigned zone)

⏱️ Timing

Total: 134ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`207.148.248.143`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)

Analysis

IP Addresses

nullmx.utilitycom.com points to IP number 207.148.248.143.

For instance, other host names hostmaster.ecem.net, interviewhubs.com, techaid.net, textbookphysics.com and mail.technologysave.com share IP numbers with nullmx.utilitycom.com.

nullmx.utilitycom.com - robtex.com