`system-upgrade.com`

DNSSEC	⚠️ Not signed
A	192.185.136.160^{🇺🇸 Jacksonville192.185.136.0/21 Google}
		PTR	`192-185-136-160.unifiedlayer.com`
NS	`ns1.webgurumasters.com` ⭐
		A	192.185.136.142^{🇺🇸 Jacksonville192.185.136.0/21 Google}
			PTR	`ns1391.websitewelcome.com`
NS	`ns2.webgurumasters.com`
		A	192.185.136.143^{🇺🇸 Jacksonville192.185.136.0/21 Google}
			PTR	`ns1392.websitewelcome.com`
MX	`system-upgrade.com` ⭐
		A	192.185.136.160^{🇺🇸 Jacksonville192.185.136.0/21 Google}
			PTR	`192-185-136-160.unifiedlayer.com`
TXT	`v=spf1 ip4:184.173.239.120 a mx include:websitewelcome.com ~all`
SOA	`ns1.webgurumasters.com`dnsadmin@dezire.websitewelcome.com 2026-03-30 #0

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774964137

MX for

system-upgrade.com

Same first word

system-upgrade.workers.dev

system-upgrade.com

DNS History

4 records (4 active, 0 former)

●NSns1.webgurumasters.com2015-08-10 → 2026-03-31 · 2 obs

● 2015-08-10 15:47:54
● 2026-03-31 14:04:06

●NSns2.webgurumasters.com2015-08-10 → 2026-03-31 · 2 obs

● 2015-08-10 15:47:54
● 2026-03-31 14:04:06

●MXsystem-upgrade.com2015-08-10 → 2026-03-31 · 2 obs

● 2015-08-10 15:47:54
● 2026-03-31 14:04:06

●A192.185.136.1602015-08-10 → 2026-03-31 · 2 obs

● 2015-08-10 15:47:54
● 2026-03-31 14:04:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
system-upgrade.com	ns1.webgurumasters.com, ns2.webgurumasters.com	2 records

✅ Authoritative Response

Server:192.185.136.143

NS records: ns1.webgurumasters.com, ns2.webgurumasters.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for system-upgrade.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`192.185.136.160`
NS	2	`ns2.webgurumasters.com, ns1.webgurumasters.com`
MX	1	`system-upgrade.com (pri: 0)`
TXT	1	`v=spf1 ip4:184.173.239.120 a mx include:`
SOA	1	`ns1.webgurumasters.com dnsadmin.dezire.w`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.webgurumasters.com, ns2.webgurumasters.com)

Analysis

Mail Server Role

system-upgrade.com serves as the mail server for system-upgrade.com.

IP Addresses

system-upgrade.com points to a single IP number: 192.185.136.160.

Other host names such as kayaredfordsuccesscoaching.com, komodogarden.com and tomiokashiforum.com share IP numbers with system-upgrade.com.

Name Servers

Delegation for system-upgrade.com rests with two name servers, ns1.webgurumasters.com and ns2.webgurumasters.com.

system-upgrade.com shares the same name server setup as other domains, including shaunamadinah.com, kayaredfordsuccesscoaching.com, webgurumasters.com, ns2.webgurumasters.com and igmainc.net.

system-upgrade.com shares name servers with other domains at least partially, for example rscotthorn.com.

These name servers are commonly used with ns1391.websitewelcome.com and ns1392.websitewelcome.com.

Host names with one IP number: ns1.webgurumasters.com points to 192.185.136.142; ns2.webgurumasters.com points to 192.185.136.143.

Mail Servers

A single mail server handles system-upgrade.com.

system-upgrade.com points to a single IP: 192.185.136.160.

system-upgrade.com - robtex.com