`nullmx.rgarchitect.com`

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

`rgarchitect.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

rgarchitect.com

Same first word

nullmx.net

nullmx.org

nullmx.com

Similar names

mlnxul.com

DNS History

4 records (1 active, 3 former)

●A207.148.248.1432026-02-25 → 2026-03-23 · 3 obs

○ 2016-04-03 14:54:56
● 2026-02-25 17:04:02
● 2026-03-23 14:37:20

○A209.181.247.1052007-08-15 → 2007-08-15 · 3 obs

● 2007-08-15 00:35:02
○ 2015-06-19 04:54:04
○ 2026-03-23 14:37:20

○A50.63.202.1042015-11-02 → 2016-04-03 · 5 obs

○ 2015-06-19 04:54:04
● 2015-11-02 07:44:18
● 2016-04-03 14:54:56
○ 2026-02-25 17:04:02
○ 2026-03-23 14:37:20

○A66.151.181.492015-06-19 → 2015-06-19 · 4 obs

○ 2007-08-15 00:35:02
● 2015-06-19 04:54:04
○ 2015-11-02 07:44:18
○ 2026-03-23 14:37:20

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:52.20.26.87

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rgarchitect.com (unsigned zone)

⏱️ Timing

Total: 3033ms | 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.rgarchitect.com points to a single IP address: 207.148.248.143.

Other host names such as topserver.net, busterblue.com, cinemonde.com, jaktv.com and kinef.com share IPs with nullmx.rgarchitect.com.

nullmx.rgarchitect.com - robtex.com