computercourse.it - dns.ninja

computercourse.it

DNSSEC⚠️ Not signed
A2600:3c03::f03c:95ff:fe00:29ca🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies ✓ In HTTPS hints
A2600:3c03::f03c:95ff:fe91:5d52🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies ✓ In HTTPS hints
A2600:3c03::f03c:95ff:feed:4d4f🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies ✓ In HTTPS hints
A2600:3c03::f03c:95ff:feed:cf2a🇺🇸 AKAMAI-LINODE-AP2600:3c03::/32 Akamai Technologies ✓ In HTTPS hints
A45.33.83.100🇺🇸 AKAMAI-LINODE-AP45.33.64.0/19 Akamai Technologies ✓ In HTTPS hints
A45.79.167.180🇺🇸 AKAMAI-LINODE-AP45.79.160.0/20 Akamai Technologies ✓ In HTTPS hints
A66.175.209.179🇺🇸 AKAMAI-LINODE-AP66.175.208.0/21 Akamai Technologies ✓ In HTTPS hints
A96.126.111.165🇺🇸 AKAMAI-LINODE-AP96.126.104.0/21 Akamai Technologies ✓ In HTTPS hints
NSanan.ns.giantpanda.com ⭐ ⚠️ Not in parent delegation
A3.33.232.36🇺🇸 Amazon3.33.224.0/20
PTRab9e1958095d04f26.awsglobalaccelerator.com
NSlunlun.ns.giantpanda.com ⚠️ Not in zone NS records
A75.2.60.62🇺🇸 Amazon75.2.60.0/24 Prod
PTRa96bd4be2a35efd86.awsglobalaccelerator.com
NSshishi.ns.giantpanda.com ⚠️ Not in parent delegation
A75.2.45.63🇺🇸 Amazon75.2.32.0/20
PTRab9e1958095d04f26.awsglobalaccelerator.com
NSyangyang.ns.giantpanda.com ⚠️ Not in zone NS records
A99.83.188.43🇺🇸 Amazon99.83.176.0/20
PTRa96bd4be2a35efd86.awsglobalaccelerator.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A2607:f8b0:4004:c1b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f27.1e100.net
A2607:f8b0:4004:c23::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadrs-in-f26.1e100.net
A2607:f8b0:4004:c23::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadrs-in-f27.1e100.net
A142.251.163.26🇺🇸 Google142.251.163.0/24
PTRwv-in-f26.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
PTRwv-in-f27.1e100.net
A173.194.45.27🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f27.1e100.net
A192.178.155.26🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f26.1e100.net
A192.178.155.27🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f27.1e100.net
TXTv=spf1 ip6:fd43:c0d1:c090::/48 -all
HTTPSHTTP/2, HTTP/3 ✓ hints match
IPv4 hints66.175.209.179, 45.33.83.100, 45.79.167.180, 96.126.111.165
IPv6 hints2600:3c03::f03c:95ff:feed:4d4f, 2600:3c03::f03c:95ff:feed:cf2a, 2600:3c03::f03c:95ff:fe00:29ca, 2600:3c03::f03c:95ff:fe91:5d52
SOAanan.ns.giantpanda.comadmin@giantpanda.com 2013-02-04 #1

it

DNSSEC🔒 Signed (DS record present)
NSdns.nic.it ⭐
NSa.dns.it
NSm.dns.it
NSnameserver.cnr.it
NSr.dns.it
NSv.dns.it
SOAdns.nic.ithostmaster@nic.it 2026-07-10 #23

Same first word

computercourse.de
computercourse.co.uk
computercourse.it
computercourse.com.au
computercourse.org
computercourse.com
computercourse.co.za

Similar names

sourcecomputer.com
computersource.ir
coursecomputer.com
computersource.com
computersource.net

DNS History

35 records (13 active, 22 former)

20162017201820192020202120222023202420252026NSanan.ns.giantpanda.comlunlun.ns.giantpanda.comshishi.ns.giantpanda.comyangyang.ns.giantpanda.combuy.internettraffic.comns1.uniregistrymarket.linkns2.uniregistrymarket.linksell.internettraffic.comMXsmtp.google.comA2600:3c03::f03c:95ff:fe00:29ca2600:3c03::f03c:95ff:fe91:5d522600:3c03::f03c:95ff:feed:4d4f2600:3c03::f03c:95ff:feed:cf2a45.33.83.10045.79.167.18066.175.209.17996.126.111.165139.162.174.209139.162.181.76172.104.149.86172.104.203.186172.104.251.198192.155.84.23623.239.4.932600:3c01::2000:3aff:feb3:2e942600:3c01::f03c:95ff:fe91:5de52600:3c01::f03c:95ff:feeb:5ed62a01:7e01::2000:dff:fec1:5cdb2a01:7e01::f03c:95ff:fe00:26922a01:7e01::f03c:95ff:fe91:5d912a01:7e01::f03c:95ff:feeb:9d4b2a01:7e01::f03c:95ff:feed:783e69.172.201.15369.172.201.20874.207.241.245
●NSanan.ns.giantpanda.com2026-04-10 → 2026-07-10 · 3 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
● 2026-07-10 21:44:06
○NSbuy.internettraffic.com2015-07-01 → 2016-07-18 · 4 obs
● 2015-07-01 04:39:36
● 2016-07-18 14:01:38
○ 2017-03-25 16:37:54
○ 2026-07-10 21:44:06
●NSlunlun.ns.giantpanda.com2026-04-10 → 2026-07-10 · 3 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
● 2026-07-10 21:44:06
○NSns1.uniregistrymarket.link2017-03-25 → 2020-01-05 · 5 obs
○ 2016-07-18 14:01:38
● 2017-03-25 16:37:54
● 2020-01-05 22:09:00
○ 2026-04-10 09:55:14
○ 2026-07-10 21:44:06
○NSns2.uniregistrymarket.link2017-03-25 → 2020-01-05 · 5 obs
○ 2016-07-18 14:01:38
● 2017-03-25 16:37:54
● 2020-01-05 22:09:00
○ 2026-04-10 09:55:14
○ 2026-07-10 21:44:06
○NSsell.internettraffic.com2015-07-01 → 2016-07-18 · 4 obs
● 2015-07-01 04:39:36
● 2016-07-18 14:01:38
○ 2017-03-25 16:37:54
○ 2026-07-10 21:44:06
●NSshishi.ns.giantpanda.com2026-06-12 → 2026-07-10 · 3 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-07-10 21:44:06
●NSyangyang.ns.giantpanda.com2026-04-10 → 2026-07-10 · 3 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
● 2026-07-10 21:44:06
●MXsmtp.google.com2026-04-10 → 2026-07-10 · 2 obs
● 2026-04-10 09:55:14
● 2026-07-10 21:44:06
○A139.162.174.2092026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A139.162.181.762026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A172.104.149.862026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A172.104.203.1862026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A172.104.251.1982026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A192.155.84.2362026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 10:50:12
● 2026-06-12 23:39:46
○ 2026-07-10 21:44:04
○ 2026-07-10 21:44:06
○A23.239.4.932026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 10:50:12
● 2026-06-12 23:39:46
○ 2026-07-10 21:44:04
○ 2026-07-10 21:44:06
○A2600:3c01::2000:3aff:feb3:2e942026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 10:50:12
● 2026-06-12 23:39:46
○ 2026-07-10 21:44:04
○ 2026-07-10 21:44:06
○A2600:3c01::f03c:95ff:fe91:5de52026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 10:50:12
● 2026-06-12 23:39:46
○ 2026-07-10 21:44:04
○ 2026-07-10 21:44:06
○A2600:3c01::f03c:95ff:feeb:5ed62026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 10:50:12
● 2026-06-12 23:39:46
○ 2026-07-10 21:44:04
○ 2026-07-10 21:44:06
●A2600:3c03::f03c:95ff:fe00:29ca2026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06
●A2600:3c03::f03c:95ff:fe91:5d522026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06
●A2600:3c03::f03c:95ff:feed:4d4f2026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06
●A2600:3c03::f03c:95ff:feed:cf2a2026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06
○A2a01:7e01::2000:dff:fec1:5cdb2026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A2a01:7e01::f03c:95ff:fe00:26922026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A2a01:7e01::f03c:95ff:fe91:5d912026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A2a01:7e01::f03c:95ff:feeb:9d4b2026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
○A2a01:7e01::f03c:95ff:feed:783e2026-06-12 → 2026-06-12 · 5 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-06-12 10:50:12
○ 2026-06-12 23:39:46
○ 2026-07-10 21:44:06
●A45.33.83.1002026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06
●A45.79.167.1802026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06
●A66.175.209.1792026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06
○A69.172.201.1532016-07-18 → 2020-01-05 · 5 obs
○ 2016-03-12 18:45:14
● 2016-07-18 14:01:38
● 2020-01-05 22:09:00
○ 2026-04-10 09:55:14
○ 2026-07-10 21:44:06
○A69.172.201.2082015-07-01 → 2016-03-12 · 4 obs
● 2015-07-01 04:39:36
● 2016-03-12 18:45:14
○ 2016-07-18 14:01:38
○ 2026-07-10 21:44:06
○A74.207.241.2452026-06-12 → 2026-06-12 · 4 obs
○ 2026-06-12 10:50:12
● 2026-06-12 23:39:46
○ 2026-07-10 21:44:04
○ 2026-07-10 21:44:06
●A96.126.111.1652026-04-10 → 2026-07-10 · 6 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
○ 2026-06-12 09:32:10
○ 2026-06-12 23:39:46
● 2026-07-10 21:44:04
● 2026-07-10 21:44:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ita.dns.it, m.dns.it, r.dns.it, v.dns.it...-
computercourse.itlunlun.ns.giantpanda.com, yangyang.ns.giantpanda.com-

✅ Authoritative Response

Server:99.83.188.43

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computercourse.it (unsigned zone)

⏱️ Timing

Total: 736ms | Queries: -

📄 Records

TypeCountSample Data
A466.175.209.179, 96.126.111.165...
AAAA42600:3c03::f03c:95ff:fe91:5d52, 2600:3c03::f03c:95ff:fe00:29ca...
NS2anan.ns.giantpanda.com, shishi.ns.giantpanda.com
MX1SMTP.GOOGLE.COM (pri: 10)
TXT1v=spf1 ip6:fd43:c0d1:c090::/48 -all
HTTPS1{"priority":1,"target":".","alpn":["h2",
SOA1anan.ns.giantpanda.com admin.giantpanda.

Analysis

IP Addresses

computercourse.it directs to 8 IP numbers: 45.33.83.100, 45.79.167.180, 66.175.209.179 and 5 other.

Two other host names, along with centerarts.com, dcm.barny.com and idealite.com, also share IP numbers with computercourse.it.

Name Servers

The NS records for computercourse.it point to four name servers: anan.ns.giantpanda.com, lunlun.ns.giantpanda.com, shishi.ns.giantpanda.com and yangyang.ns.giantpanda.com.

computercourse.it partially shares its NS delegation with several other domains, including alt1.aspmx.l.google.com.pinka.it, ww90.wikipeida.org, kobs.com and two others.

These name servers often co-occur with the name servers po.ns.giantpanda.com.

The hosts anan.ns.giantpanda.com, lunlun.ns.giantpanda.com, shishi.ns.giantpanda.com and yangyang.ns.giantpanda.com all resolve to exactly one IP address each: 3.33.232.36, 75.2.60.62, 75.2.45.63 and 99.83.188.43 respectively.

Mail Servers

The sole mail server for computercourse.it is smtp.google.com.

Among the domains sharing a mail server setup with computercourse.it are bhaviplast.com, lme.se, mycutestbaby.com and two others.

There is at least a partial MX overlap between computercourse.it and other domains, including discovolante.pl, cushionhouse.co.nz, adicr.com and two others.

With 9 IP addresses total, smtp.google.com resolves to 142.251.163.26, 142.251.163.27, 173.194.45.27 and 6 others.