`fourtechcomputers.com`

DNSSEC	⚠️ Not signed
A	52.18.59.124^{🇮🇪 Amazon52.18.0.0/15 EC2 DUB prefix}
		PTR	`ec2-52-18-59-124.eu-west-1.compute.amazonaws.com`
NS	`dns2.technorail.com` ⭐
		A	2a00:6d42:3:2096::f:1^{🇮🇹 ARUBA-ASN2a00:6d42::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns2.technorail.com`
		A	95.110.136.8^{🇮🇹 ARUBA-ASN95.110.136.0/21 Aruba S.p.A. Network}
			PTR	`dns2.technorail.com`
NS	`dns.technorail.com`
		A	2a00:6d40:2:2082::f:1^{🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns.technorail.com`
		A	94.177.210.13^{🇮🇹 ARUBA-ASN94.177.208.0/22 Aruba S.p.A. Network}
			PTR	`dns.technorail.com`
NS	`dns3.arubadns.net`
		A	2a00:6d41:3:206e::f:1^{🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network}
			PTR	`dns3.arubadns.net`
		A	95.110.220.5^{🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network}
			PTR	`dns3.arubadns.net`
NS	`dns4.arubadns.cz`
		A	2001:15e8:104:4::d8ee^{🇨🇿 INTERNET-CZ2001:15e8::/32}
			PTR	`dns4.arubadns.cz`
		A	81.2.216.238^{🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s.}
			PTR	`dns4.arubadns.cz`
MX	`mx.fourtechcomputers.com` ⭐
		A	52.18.59.124^{🇮🇪 Amazon52.18.0.0/15 EC2 DUB prefix}
			PTR	`ec2-52-18-59-124.eu-west-1.compute.amazonaws.com`
SOA	`dns.technorail.com`hostmaster@fourtechcomputers.com 2026-07-16 #3

`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=1786021429

Subdomains

mx.fourtechcomputers.com

mail.fourtechcomputers.com

Same first word

fourtechcomputers.com

DNS History

15 records (6 active, 9 former)

●NSdns.technorail.com2026-07-24 → 2026-08-06 · 3 obs

○ 2019-03-27 15:56:44
● 2026-07-24 17:36:38
● 2026-08-06 13:06:54

●NSdns2.technorail.com2026-07-24 → 2026-08-06 · 3 obs

○ 2019-03-27 15:56:44
● 2026-07-24 17:36:38
● 2026-08-06 13:06:54

●NSdns3.arubadns.net2026-07-24 → 2026-08-06 · 3 obs

○ 2019-03-27 15:56:44
● 2026-07-24 17:36:38
● 2026-08-06 13:06:54

●NSdns4.arubadns.cz2026-07-24 → 2026-08-06 · 3 obs

○ 2019-03-27 15:56:44
● 2026-07-24 17:36:38
● 2026-08-06 13:06:54

○NSns.balasai.com2015-07-22 → 2017-02-16 · 4 obs

● 2015-07-22 13:11:58
● 2017-02-16 09:28:32
○ 2019-03-27 15:56:44
○ 2026-08-06 13:06:54

○NSns2.balasai.com2015-07-22 → 2017-02-16 · 4 obs

● 2015-07-22 13:11:58
● 2017-02-16 09:28:32
○ 2019-03-27 15:56:44
○ 2026-08-06 13:06:54

○NSsk.s5.ans1.ns148.ztomy.com2019-03-27 → 2019-03-27 · 4 obs

○ 2017-02-16 09:28:32
● 2019-03-27 15:56:44
○ 2026-07-24 17:36:38
○ 2026-08-06 13:06:54

○NSsk.s5.ans2.ns148.ztomy.com2019-03-27 → 2019-03-27 · 4 obs

○ 2017-02-16 09:28:32
● 2019-03-27 15:56:44
○ 2026-07-24 17:36:38
○ 2026-08-06 13:06:54

○MXmail.fourtechcomputers.com2015-07-22 → 2017-02-16 · 4 obs

● 2015-07-22 13:11:58
● 2017-02-16 09:28:32
○ 2019-03-27 15:56:44
○ 2026-08-06 13:06:54

●MXmx.fourtechcomputers.com2026-07-24 → 2026-08-06 · 3 obs

○ 2019-03-27 15:56:44
● 2026-07-24 17:36:38
● 2026-08-06 13:06:54

○A176.9.36.232017-02-16 → 2017-02-16 · 4 obs

○ 2016-07-06 19:21:48
● 2017-02-16 09:28:32
○ 2019-03-27 15:56:44
○ 2026-08-06 13:06:54

○A208.91.197.462019-03-27 → 2019-03-27 · 4 obs

○ 2017-02-16 09:28:32
● 2019-03-27 15:56:44
○ 2026-07-24 17:36:38
○ 2026-08-06 13:06:54

●A52.18.59.1242026-07-24 → 2026-08-06 · 3 obs

○ 2019-03-27 15:56:44
● 2026-07-24 17:36:38
● 2026-08-06 13:06:54

○A75.126.160.802015-07-22 → 2016-07-06 · 4 obs

● 2015-07-22 13:11:58
● 2016-07-06 19:21:48
○ 2017-02-16 09:28:32
○ 2026-08-06 13:06:54

○PTRsk.s5.ans1.ns148.ztomy.com2019-03-27 → 2019-03-27 · 3 obs

● 2019-03-27 15:56:44
○ 2026-07-24 17:36:38
○ 2026-08-06 13:06:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
fourtechcomputers.com	dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net	4 records

✅ Authoritative Response

Server:81.2.216.238

NS records: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fourtechcomputers.com (unsigned zone)

⏱️ Timing

Total: 665ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.18.59.124`
NS	4	`dns3.arubadns.net, dns4.arubadns.cz...`
MX	1	`mx.fourtechcomputers.com (pri: 10)`
SOA	1	`dns.technorail.com hostmaster.fourtechco`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (dns2.technorail.com, dns2.technorail.com, dns.technorail.com...)

Analysis

Hierarchy

fourtechcomputers.com is the parent domain of mx.fourtechcomputers.com and mail.fourtechcomputers.com.

IP Addresses

fourtechcomputers.com points to a single IP number: 52.18.59.124.

Additional host names — mx.sdtm.it, mx.ecwork.es, digitalinkmultimedia.com and two others — share IP numbers with fourtechcomputers.com.

Name Servers

fourtechcomputers.com has four authoritative name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.

There is at least partial name server overlap between fourtechcomputers.com and other domains — consolidarieta.it, chdr.it, bigliettosbagliato.it and two more among them.

All four hostnames — dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net — resolve to two IP numbers apiece: dns2.technorail.com to 95.110.136.8 and 2a00:6d42:3:2096::f:1; dns.technorail.com to 94.177.210.13 and 2a00:6d40:2:2082::f:1; dns4.arubadns.cz to 81.2.216.238 and 2001:15e8:104:4::d8ee; dns3.arubadns.net to 95.110.220.5 and 2a00:6d41:3:206e::f:1.

Mail Servers

fourtechcomputers.com has one mail server: mx.fourtechcomputers.com.

mx.fourtechcomputers.com points to one IP number — 52.18.59.124.

fourtechcomputers.com - robtex.com