tutorialcomputer.it - dns.ninja

`tutorialcomputer.it`

DNSSEC	⚠️ Not signed
A	2a00:6d40:4:3::c234:17^{🇮🇹 ARUBA-ASN2a00:6d40::/32 Aruba S.p.A. IPv6 Network}
A	89.46.106.17^{🇮🇹 ARUBA-ASN89.46.104.0/21 Aruba S.p.A. Network}
NS	`dns2.technorail.com` ⭐
		A	2a00:6d42:3:2096::f:1^{🇮🇹 ARUBA-ASN2a00:6d42::/32 Aruba S.p.A. IPv6 Network}
		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}
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.tutorialcomputer.it` ⭐
		A	62.149.128.72^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd4.aruba.it`
		A	62.149.128.74^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd5.aruba.it`
		A	62.149.128.151^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd6.aruba.it`
		A	62.149.128.154^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd7.aruba.it`
		A	62.149.128.157^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd8.aruba.it`
		A	62.149.128.160^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd1.aruba.it`
		A	62.149.128.163^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd2.aruba.it`
		A	62.149.128.166^{🇮🇹 ARUBA-ASN62.149.128.0/19 Aruba S.p.A. Network}
			PTR	`mxd3.aruba.it`
TXT	`v=spf1 include:_spf.aruba.it ~all`
SOA	`dns.technorail.com`hostmaster@tutorialcomputer.it 2025-12-09 #1

`it`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns.nic.it` ⭐
	NS	`a.dns.it`
	NS	`m.dns.it`
	NS	`nameserver.cnr.it`
	NS	`r.dns.it`
	NS	`v.dns.it`
	SOA	`dns.nic.it`hostmaster@nic.it 2026-08-05 #11

Subdomains

mx.tutorialcomputer.it

Same first word

tutorialcomputer.it

Similar names

computertutorial.com

DNS History

25 records (7 active, 18 former)

●NSdns.technorail.com2018-08-15 → 2026-08-05 · 3 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
● 2026-08-05 09:32:06

●NSdns2.technorail.com2018-08-15 → 2026-08-05 · 3 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
● 2026-08-05 09:32:06

●NSdns3.arubadns.net2018-08-15 → 2026-08-05 · 3 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
● 2026-08-05 09:32:06

●NSdns4.arubadns.cz2018-08-15 → 2026-08-05 · 3 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
● 2026-08-05 09:32:06

○NSns1.w4w.guest.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

○NSns2.w4w.guest.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

○NSns3.w4w.guest.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

○NSns4.w4w.guest.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

●MXmx.tutorialcomputer.it2018-08-15 → 2026-08-05 · 3 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
● 2026-08-05 09:32:06

○MXmx1.smtp-in.web4web.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

○MXmx2.smtp-in.web4web.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

○MXmx3.smtp-in.web4web.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

○MXmx4.smtp-in.web4web.it2015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

●A2a00:6d40:4:3::c234:172026-02-21 → 2026-08-05 · 3 obs

○ 2018-08-15 18:59:44
● 2026-02-21 02:02:48
● 2026-08-05 09:32:06

○A2a02:ed8:4444::102015-07-11 → 2016-02-09 · 4 obs

● 2015-07-11 09:52:40
● 2016-02-09 00:32:46
○ 2016-04-29 23:18:34
○ 2026-08-05 09:32:06

○A62.149.128.1512018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A62.149.128.1542018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A62.149.128.1572018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A62.149.128.1602018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A62.149.128.1632018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A62.149.128.1662018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A62.149.128.722018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A62.149.128.742018-08-15 → 2018-08-15 · 4 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
○ 2026-02-21 02:02:48
○ 2026-08-05 09:32:06

○A77.95.174.102015-07-11 → 2017-01-22 · 4 obs

● 2015-07-11 09:52:40
● 2017-01-22 12:33:40
○ 2018-08-15 18:59:44
○ 2026-08-05 09:32:06

●A89.46.106.172018-08-15 → 2026-08-05 · 3 obs

○ 2017-01-22 12:33:40
● 2018-08-15 18:59:44
● 2026-08-05 09:32:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
it	a.dns.it, m.dns.it, r.dns.it, v.dns.it...	-
tutorialcomputer.it	dns.technorail.com, dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz	-

✅ Authoritative Response

Server:94.177.210.13

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tutorialcomputer.it (unsigned zone)

⏱️ Timing

Total: 1932ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.46.106.17`
AAAA	1	`2a00:6d40:4:3::c234:17`
NS	4	`dns.technorail.com, dns2.technorail.com...`
MX	1	`mx.tutorialcomputer.it (pri: 10)`
TXT	1	`v=spf1 include:_spf.aruba.it ~all`
SOA	1	`dns.technorail.com hostmaster.tutorialco`

Analysis

Hierarchy

mx.tutorialcomputer.it is delegated beneath tutorialcomputer.it.

IP Addresses

tutorialcomputer.it points to the IP addresses 89.46.106.17 and 2a00:6d40:4:3::c234:17

Among the host names that share IP numbers with tutorialcomputer.it are kelgiordano.com, taxi-rovereto.com, www.europrojectunisrl.com and two others.

Name Servers

The domain tutorialcomputer.it is delegated to these four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.

There is at least partial name server overlap between tutorialcomputer.it and other domains — dicosta.name, boeroclinic.com, liberademolizioni.com 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

tutorialcomputer.it routes its mail through a single mail server, mx.tutorialcomputer.it.

mx.tutorialcomputer.it directs to 8 IP numbers, including 62.149.128.72, 62.149.128.74 and 62.149.128.151, along with 5 other.