instruct.it - dns.ninja

`instruct.it`

DNSSEC	⚠️ Not signed
A	2600:3c03::f03c:95ff:fe00:29ca^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	2600:3c03::f03c:95ff:fe91:5d52^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	2600:3c03::f03c:95ff:feed:4d4f^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	2600:3c03::f03c:95ff:feed:cf2a^{🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies} ✓ In HTTPS hints
A	45.33.83.100^{🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies} ✓ In HTTPS hints
A	45.79.167.180^{🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies} ✓ In HTTPS hints
A	66.175.209.179^{🇺🇸 AKAMAI-LINODE-AP66.175.208.0/21 Akamai Technologies} ✓ In HTTPS hints
A	96.126.111.165^{🇺🇸 AKAMAI-LINODE-AP96.126.104.0/21 Akamai Technologies} ✓ In HTTPS hints
NS	`anan.ns.giantpanda.com` ⭐ ⚠️ Not in parent delegation
		A	3.33.232.36^{🇺🇸 Amazon3.33.224.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
NS	`lunlun.ns.giantpanda.com` ⚠️ Not in zone NS records
		A	75.2.60.62^{🇺🇸 Amazon75.2.60.0/24 Prod}
			PTR	`a96bd4be2a35efd86.awsglobalaccelerator.com`
NS	`shishi.ns.giantpanda.com` ⚠️ Not in parent delegation
		A	75.2.45.63^{🇺🇸 Amazon75.2.32.0/20}
			PTR	`ab9e1958095d04f26.awsglobalaccelerator.com`
NS	`yangyang.ns.giantpanda.com` ⚠️ Not in zone NS records
		A	99.83.188.43^{🇺🇸 Amazon99.83.176.0/20}
			PTR	`a96bd4be2a35efd86.awsglobalaccelerator.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
		A	173.194.45.27^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f27.1e100.net`
TXT	`v=spf1 ip6:fd43:c0d1:c090::/48 -all`
HTTPS	HTTP/2, HTTP/3 ✓ hints match
		IPv4 hints	66.175.209.179, 45.33.83.100, 45.79.167.180, 96.126.111.165
		IPv6 hints	2600:3c03::f03c:95ff:feed:4d4f, 2600:3c03::f03c:95ff:feed:cf2a, 2600:3c03::f03c:95ff:fe00:29ca, 2600:3c03::f03c:95ff:fe91:5d52
SOA	`anan.ns.giantpanda.com`admin@giantpanda.com 2013-02-04 #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 2026-07-28 #14

Subdomains

mail.instruct.it

Same first word

instruct.com.au

instruct.info

instruct.it

instruct.me

instruct.nl

instruct.co

instruct.eu

instruct.de

instruct.ru

instruct.at

instruct.com.br

instruct.be

instruct.ca

instruct.net

instruct.top

instruct.ch

instruct.ai

instruct.us

instruct.org

instruct.com

Similar names

trustnic.com

trustinc.org

structin.com

sturtinc.com

cintrust.com

nistruct.com

trustinc.biz

trustinc.jp

ctiturns.com

DNS History

40 records (13 active, 27 former)

●NSanan.ns.giantpanda.com2026-03-26 → 2026-07-28 · 3 obs

○ 2018-08-17 01:02:02
● 2026-03-26 22:32:00
● 2026-07-28 13:13:04

●NSlunlun.ns.giantpanda.com2026-03-26 → 2026-07-28 · 3 obs

○ 2018-08-17 01:02:02
● 2026-03-26 22:32:00
● 2026-07-28 13:13:04

○NSns1.antagus.de2015-07-02 → 2016-05-04 · 4 obs

● 2015-07-02 01:09:46
● 2016-05-04 23:35:16
○ 2018-08-17 01:02:02
○ 2026-07-28 13:13:04

○NSns1.bodis.com2026-03-26 → 2026-07-28 · 2 obs

○ 2026-03-26 22:32:00
○ 2026-07-28 13:13:04

○NSns1.parkingcrew.net2018-08-17 → 2018-08-17 · 4 obs

○ 2016-05-04 23:35:16
● 2018-08-17 01:02:02
○ 2026-03-26 22:32:00
○ 2026-07-28 13:13:04

○NSns2.antagus.de2015-07-02 → 2016-05-04 · 4 obs

● 2015-07-02 01:09:46
● 2016-05-04 23:35:16
○ 2018-08-17 01:02:02
○ 2026-07-28 13:13:04

○NSns2.bodis.com2026-03-26 → 2026-07-28 · 2 obs

○ 2026-03-26 22:32:00
○ 2026-07-28 13:13:04

○NSns2.parkingcrew.net2018-08-17 → 2018-08-17 · 4 obs

○ 2016-05-04 23:35:16
● 2018-08-17 01:02:02
○ 2026-03-26 22:32:00
○ 2026-07-28 13:13:04

●NSshishi.ns.giantpanda.com2026-05-19 → 2026-07-28 · 3 obs

○ 2026-03-26 22:32:00
● 2026-05-19 17:42:08
● 2026-07-28 13:13:04

●NSyangyang.ns.giantpanda.com2026-03-26 → 2026-07-28 · 3 obs

○ 2018-08-17 01:02:02
● 2026-03-26 22:32:00
● 2026-07-28 13:13:04

○MXmail.h-email.net2018-08-17 → 2018-08-17 · 4 obs

○ 2016-05-04 23:35:16
● 2018-08-17 01:02:02
○ 2026-03-26 22:32:00
○ 2026-07-28 13:13:04

○MXmail.instruct.it2015-07-02 → 2016-05-04 · 4 obs

● 2015-07-02 01:09:46
● 2016-05-04 23:35:16
○ 2018-08-17 01:02:02
○ 2026-07-28 13:13:04

●MXsmtp.google.com2026-03-26 → 2026-07-28 · 3 obs

○ 2018-08-17 01:02:02
● 2026-03-26 22:32:00
● 2026-07-28 13:13:04

○A139.162.174.2092026-04-01 → 2026-07-15 · 25 obs

○ 2026-03-28 10:43:08
● 2026-04-01 20:36:56
○ 2026-04-04 09:38:02
○ 2026-04-08 04:56:34
● 2026-04-08 07:56:32
● 2026-04-10 16:07:50
○ 2026-04-10 21:09:44
○ 2026-04-16 08:23:36
● 2026-04-17 09:08:18
● 2026-04-22 08:58:10
○ 2026-04-22 21:12:16
● 2026-04-25 21:08:50
○ 2026-05-04 21:10:10
● 2026-05-10 07:49:58
● 2026-05-16 10:38:08
○ 2026-05-17 04:55:38
● 2026-05-19 17:42:08
○ 2026-06-02 21:49:16
● 2026-06-25 13:52:00
○ 2026-07-08 19:19:12
● 2026-07-09 07:52:56
○ 2026-07-14 08:09:40
● 2026-07-15 23:28:42
○ 2026-07-27 21:18:06
○ 2026-07-28 13:13:04

○A139.162.181.762026-04-01 → 2026-07-15 · 25 obs

○A172.104.149.862026-04-01 → 2026-07-15 · 25 obs

○A172.104.203.1862026-04-01 → 2026-07-15 · 25 obs

○A172.104.251.1982026-04-01 → 2026-07-15 · 25 obs

○A185.53.179.82018-08-17 → 2018-08-17 · 4 obs

○ 2016-05-04 23:35:16
● 2018-08-17 01:02:02
○ 2026-03-26 22:32:00
○ 2026-07-28 13:13:04

○A192.155.84.2362026-05-17 → 2026-07-28 · 10 obs

○ 2026-05-16 10:38:08
● 2026-05-17 04:55:38
○ 2026-05-19 17:42:08
● 2026-06-02 21:49:16
○ 2026-06-25 13:52:00
● 2026-07-14 08:54:52
○ 2026-07-15 10:14:56
● 2026-07-28 01:13:58
○ 2026-07-28 04:21:04
○ 2026-07-28 13:13:04

○A199.59.243.2282026-03-26 → 2026-07-28 · 2 obs

○ 2026-03-26 22:32:00
○ 2026-07-28 13:13:04

○A23.239.4.932026-05-17 → 2026-07-28 · 10 obs

○A2600:3c01::2000:3aff:feb3:2e942026-05-17 → 2026-07-28 · 10 obs

○A2600:3c01::f03c:95ff:fe91:5de52026-05-17 → 2026-07-28 · 10 obs

○A2600:3c01::f03c:95ff:feeb:5ed62026-05-17 → 2026-07-28 · 10 obs

●A2600:3c03::f03c:95ff:fe00:29ca2026-04-04 → 2026-07-28 · 23 obs

○ 2026-04-01 20:36:56
● 2026-04-04 09:38:02
● 2026-04-08 04:56:34
○ 2026-04-08 07:56:32
○ 2026-04-10 16:07:50
● 2026-04-10 21:09:44
● 2026-04-16 08:23:36
○ 2026-04-17 09:08:18
○ 2026-04-22 08:58:10
● 2026-04-22 21:12:16
○ 2026-04-25 21:08:50
● 2026-05-04 21:10:10
○ 2026-05-10 07:49:58
● 2026-07-08 19:19:12
○ 2026-07-09 07:52:56
● 2026-07-14 08:09:40
○ 2026-07-14 08:54:52
● 2026-07-15 10:14:56
○ 2026-07-15 23:28:42
● 2026-07-27 21:18:06
○ 2026-07-28 01:13:58
● 2026-07-28 04:21:04
● 2026-07-28 13:13:04

●A2600:3c03::f03c:95ff:fe91:5d522026-03-26 → 2026-07-28 · 26 obs

○ 2018-08-17 01:02:02
● 2026-03-26 22:32:00
● 2026-03-28 10:43:08
○ 2026-04-01 20:36:56
● 2026-04-04 09:38:02
● 2026-04-08 04:56:34
○ 2026-04-08 07:56:32
○ 2026-04-10 16:07:50
● 2026-04-10 21:09:44
● 2026-04-16 08:23:36
○ 2026-04-17 09:08:18
○ 2026-04-22 08:58:10
● 2026-04-22 21:12:16
○ 2026-04-25 21:08:50
● 2026-05-04 21:10:10
○ 2026-05-10 07:49:58
● 2026-07-08 19:19:12
○ 2026-07-09 07:52:56
● 2026-07-14 08:09:40
○ 2026-07-14 08:54:52
● 2026-07-15 10:14:56
○ 2026-07-15 23:28:42
● 2026-07-27 21:18:06
○ 2026-07-28 01:13:58
● 2026-07-28 04:21:04
● 2026-07-28 13:13:04

●A2600:3c03::f03c:95ff:feed:4d4f2026-03-26 → 2026-07-28 · 26 obs

●A2600:3c03::f03c:95ff:feed:cf2a2026-04-04 → 2026-07-28 · 23 obs

○A2a01:7e01::2000:dff:fec1:5cdb2026-04-01 → 2026-07-15 · 25 obs

○A2a01:7e01::f03c:95ff:fe00:26922026-04-01 → 2026-07-15 · 25 obs

○A2a01:7e01::f03c:95ff:fe91:5d912026-04-01 → 2026-07-15 · 25 obs

○A2a01:7e01::f03c:95ff:feeb:9d4b2026-04-01 → 2026-07-15 · 25 obs

○A2a01:7e01::f03c:95ff:feed:783e2026-04-01 → 2026-07-15 · 25 obs

●A45.33.83.1002026-04-04 → 2026-07-28 · 23 obs

●A45.79.167.1802026-04-04 → 2026-07-28 · 23 obs

●A66.175.209.1792026-03-26 → 2026-07-28 · 26 obs

○A74.207.241.2452026-05-17 → 2026-07-28 · 10 obs

○A89.200.168.842015-07-02 → 2016-05-04 · 4 obs

● 2015-07-02 01:09:46
● 2016-05-04 23:35:16
○ 2018-08-17 01:02:02
○ 2026-07-28 13:13:04

●A96.126.111.1652026-03-26 → 2026-07-28 · 26 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
it	nameserver.cnr.it, v.dns.it, a.dns.it, r.dns.it...	-
instruct.it	yangyang.ns.giantpanda.com, lunlun.ns.giantpanda.com	-

✅ Authoritative Response

Server:75.2.60.62

NS records: yangyang.ns.giantpanda.com, lunlun.ns.giantpanda.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for instruct.it (unsigned zone)

⏱️ Timing

Total: 1219ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`66.175.209.179, 45.33.83.100...`
AAAA	4	`2600:3c03::f03c:95ff:feed:cf2a, 2600:3c03::f03c:95ff:fe00:29ca...`
NS	2	`anan.ns.giantpanda.com, shishi.ns.giantpanda.com`
MX	1	`SMTP.GOOGLE.COM (pri: 10)`
TXT	1	`v=spf1 ip6:fd43:c0d1:c090::/48 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2",`
SOA	1	`anan.ns.giantpanda.com admin.giantpanda.`

Analysis

Hierarchy

The domain mail.instruct.it falls under the parent instruct.it.

IP Addresses

With 8 IP addresses in total, instruct.it resolves to 45.33.83.100, 45.79.167.180, 66.175.209.179 and 5 other.

Among the host names that share IP numbers with instruct.it are handband.com, regnum.it, masterticket.ca and two others.

Name Servers

The domain instruct.it is delegated to these four name servers: anan.ns.giantpanda.com, lunlun.ns.giantpanda.com, shishi.ns.giantpanda.com and yangyang.ns.giantpanda.com.

At least some of instruct.it's name servers are shared with other domains, for example celebrity.us, ikv.meegmfio.in, msh.dcphilippines.org and two more.

These name servers are often deployed together with the name servers chichi.ns.giantpanda.com, panpan.ns.giantpanda.com, po.ns.giantpanda.com and jiajia.ns.giantpanda.com.

anan.ns.giantpanda.com resolves to 3.33.232.36. lunlun.ns.giantpanda.com resolves to 75.2.60.62. shishi.ns.giantpanda.com resolves to 75.2.45.63. yangyang.ns.giantpanda.com resolves to 99.83.188.43. All four hosts carry exactly one IP address.

Mail Servers

instruct.it routes its mail through a single mail server, smtp.google.com.

instruct.it has the same mail server arrangement as a number of other domains, for example nannou.org, seibidou.jp, motzs.com and two more.

instruct.it shares at least some of its mail servers with other domains — for example ssyenc.net, booking-adriana-cavtat.com, lorrie.be and two more.

It is common to find these mail servers paired with the mail servers aspmx.l.google.com.

smtp.google.com directs to 9 IP numbers, including 142.251.163.27, 172.253.62.26 and 172.253.62.27, along with 6 other.