`antonioengineering.com`

DNSSEC	⚠️ Not signed
A	209.42.255.1^{🇬🇧 PRIVATESYSTEMS209.42.192.0/18}
		PTR	`cp01-nl.privatesystems.net`
NS	`cp1.privatesystems.net` ⭐
		A	2600:4c00:80:11::1^{🇺🇸 PRIVATESYSTEMS2600:4c00:80::/41}
		A	158.106.136.90^{🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX}
			PTR	`cp1.privatesystems.net`
NS	`cp2.privatesystems.net`
		A	2600:4c00:509:731::a^{🇺🇸 PRIVATESYSTEMS2600:4c00:500::/40 IPv6 subnet at SEF003}
		A	108.160.157.7^{🇺🇸 PRIVATESYSTEMS108.160.156.0/22 PrivateSystems Networks WA}
NS	`cp3.privatesystems.net`
		A	2600:4c00:80:9::1^{🇺🇸 PRIVATESYSTEMS2600:4c00:80::/41}
		A	158.106.136.36^{🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX}
NS	`cp4.privatesystems.net`
		A	2600:4c00:80:11::1^{🇺🇸 PRIVATESYSTEMS2600:4c00:80::/41}
		A	158.106.136.90^{🇺🇸 PRIVATESYSTEMS158.106.136.0/21 PrivateSystems Networks TX}
			PTR	`cp1.privatesystems.net`
MX	`antonioengineering.com` ⭐
		A	209.42.255.1^{🇬🇧 PRIVATESYSTEMS209.42.192.0/18}
			PTR	`cp01-nl.privatesystems.net`
TXT	`v=spf1 +a +mx +ip4:209.42.255.23 +ip4:209.42.255.26 +ip4:162.248.50.172 ~all`
SOA	`cp1.privatesystems.net`noc@privatesystems.net 2026-08-10 #4

`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=1786587219

MX for

antonioengineering.com

Same first word

antonioengineering.com

DNS History

14 records (6 active, 8 former)

●NScp1.privatesystems.net2026-02-23 → 2026-08-13 · 3 obs

○ 2017-04-10 10:53:48
● 2026-02-23 03:57:16
● 2026-08-13 02:27:10

●NScp2.privatesystems.net2026-02-23 → 2026-08-13 · 3 obs

○ 2017-04-10 10:53:48
● 2026-02-23 03:57:16
● 2026-08-13 02:27:10

●NScp3.privatesystems.net2026-02-23 → 2026-08-13 · 3 obs

○ 2017-04-10 10:53:48
● 2026-02-23 03:57:16
● 2026-08-13 02:27:10

●NScp4.privatesystems.net2026-02-23 → 2026-08-13 · 3 obs

○ 2017-04-10 10:53:48
● 2026-02-23 03:57:16
● 2026-08-13 02:27:10

○NSdns11.parkpage.foundationapi.com2015-05-25 → 2015-05-25 · 3 obs

● 2015-05-25 03:26:38
○ 2015-10-15 23:20:16
○ 2026-08-13 02:27:10

○NSdns12.parkpage.foundationapi.com2015-05-25 → 2015-05-25 · 3 obs

● 2015-05-25 03:26:38
○ 2015-10-15 23:20:16
○ 2026-08-13 02:27:10

○NSdns9.parkpage.foundationapi.com2015-05-25 → 2015-05-25 · 3 obs

● 2015-05-25 03:26:38
○ 2015-10-15 23:20:16
○ 2026-08-13 02:27:10

○NSns1.cometservers.com2015-10-15 → 2017-04-10 · 5 obs

○ 2015-05-25 03:26:38
● 2015-10-15 23:20:16
● 2017-04-10 10:53:48
○ 2026-02-23 03:57:16
○ 2026-08-13 02:27:10

○NSns2.cometservers.com2015-10-15 → 2017-04-10 · 5 obs

○ 2015-05-25 03:26:38
● 2015-10-15 23:20:16
● 2017-04-10 10:53:48
○ 2026-02-23 03:57:16
○ 2026-08-13 02:27:10

●MXantonioengineering.com2015-10-15 → 2026-08-13 · 2 obs

● 2015-10-15 23:20:16
● 2026-08-13 02:27:10

○A204.197.250.242015-10-15 → 2017-04-10 · 5 obs

○ 2015-05-25 03:26:38
● 2015-10-15 23:20:16
● 2017-04-10 10:53:48
○ 2026-02-23 03:57:16
○ 2026-08-13 02:27:10

●A209.42.255.12026-02-23 → 2026-08-13 · 3 obs

○ 2017-04-10 10:53:48
● 2026-02-23 03:57:16
● 2026-08-13 02:27:10

○A209.99.40.2222015-05-25 → 2015-05-25 · 3 obs

● 2015-05-25 03:26:38
○ 2015-10-15 23:20:16
○ 2026-08-13 02:27:10

○A209.99.40.2232015-05-25 → 2015-05-25 · 3 obs

● 2015-05-25 03:26:38
○ 2026-02-23 03:57:16
○ 2026-08-13 02:27:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
antonioengineering.com	cp1.privatesystems.net, cp2.privatesystems.net, cp3.privatesystems.net, cp4.privatesystems.net	-

✅ Authoritative Response

Server:158.106.136.90

NS records: cp1.privatesystems.net, cp2.privatesystems.net, cp3.privatesystems.net, cp4.privatesystems.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for antonioengineering.com (unsigned zone)

⏱️ Timing

Total: 400ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`209.42.255.1`
NS	4	`cp1.privatesystems.net, cp4.privatesystems.net...`
MX	1	`antonioengineering.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:209.42.255.23 +ip4:20`
SOA	1	`cp1.privatesystems.net noc.privatesystem`

Analysis

Mail Server Role

antonioengineering.com is listed as a mail server for itself.

IP Addresses

antonioengineering.com resolves to one IP address: 209.42.255.1.

nigerdeltaforum.com, puwakpitiyewedakama.com, koukon.com and two other host names share IP numbers with antonioengineering.com.

Name Servers

The authoritative name servers for antonioengineering.com are cp1.privatesystems.net, cp2.privatesystems.net, cp3.privatesystems.net and cp4.privatesystems.net.

antonioengineering.com shares at least some of its name servers with other domains, including dpm.com.bd, theloftusparty.com, minimalaction.ca and two others.

Each of cp1.privatesystems.net, cp2.privatesystems.net, cp3.privatesystems.net and cp4.privatesystems.net has two IP addresses: cp1.privatesystems.net resolves to 158.106.136.90 and 2600:4c00:80:11::1; cp2.privatesystems.net resolves to 108.160.157.7 and 2600:4c00:509:731::a; cp3.privatesystems.net resolves to 158.106.136.36 and 2600:4c00:80:9::1; cp4.privatesystems.net resolves to 158.106.136.90 and 2600:4c00:80:11::1, matching cp1.privatesystems.net.

Host names pointing to 2600:4c00:80:11::1 IP addresses: cp1.privatesystems.net and cp4.privatesystems.net.

Host names pointing to 158.106.136.90 IP addresses: cp1.privatesystems.net and cp4.privatesystems.net.

Mail Servers

Mail for antonioengineering.com is handled by one mail server — antonioengineering.com.

antonioengineering.com has exactly one IP number: 209.42.255.1.

antonioengineering.com - robtex.com