computercourse.it - robtex.com

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:c06::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbg-in-f26.1e100.net
A2607:f8b0:4004:c09::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbh-in-f26.1e100.net
A2607:f8b0:4004:c09::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbh-in-f27.1e100.net
A2607:f8b0:4004:c1b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRwv-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
A172.253.115.26🇺🇸 Google172.253.115.0/24
PTRbg-in-f26.1e100.net
A172.253.122.26🇺🇸 Google172.253.122.0/24
PTRbh-in-f26.1e100.net
A172.253.122.27🇺🇸 Google172.253.122.0/24
PTRbh-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 2026-07-15 #16

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 → 2026-07-15 · 3 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
● 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
●NSlunlun.ns.giantpanda.com2026-04-10 → 2026-07-15 · 3 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
● 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
●NSshishi.ns.giantpanda.com2026-06-12 → 2026-07-15 · 3 obs
○ 2026-04-10 09:55:14
● 2026-06-12 09:32:10
● 2026-07-15 15:06:02
●NSyangyang.ns.giantpanda.com2026-04-10 → 2026-07-15 · 3 obs
○ 2020-01-05 22:09:00
● 2026-04-10 09:55:14
● 2026-07-15 15:06:02
●MXsmtp.google.com2026-04-10 → 2026-07-15 · 2 obs
● 2026-04-10 09:55:14
● 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
●A2600:3c03::f03c:95ff:fe00:29ca2026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02
●A2600:3c03::f03c:95ff:fe91:5d522026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02
●A2600:3c03::f03c:95ff:feed:4d4f2026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02
●A2600:3c03::f03c:95ff:feed:cf2a2026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
●A45.33.83.1002026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02
●A45.79.167.1802026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02
●A66.175.209.1792026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
○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
○ 2026-07-15 15:06:02
●A96.126.111.1652026-04-10 → 2026-07-15 · 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
● 2026-07-15 15:06:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ita.dns.it, m.dns.it, r.dns.it, v.dns.it...-
computercourse.ityangyang.ns.giantpanda.com, lunlun.ns.giantpanda.com-

✅ Authoritative Response

Server:99.83.188.43

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for computercourse.it (unsigned zone)

⏱️ Timing

Total: 669ms | Queries: -

📄 Records

TypeCountSample Data
A466.175.209.179, 45.79.167.180...
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 has 8 IP addresses — 45.33.83.100, 45.79.167.180, 66.175.209.179 and 5 more.

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

Name Servers

The authoritative name servers for computercourse.it are anan.ns.giantpanda.com, lunlun.ns.giantpanda.com, shishi.ns.giantpanda.com and yangyang.ns.giantpanda.com.

At least some of computercourse.it's name servers are shared with other domains, for example alt1.aspmx.l.google.com.pinka.it, ww90.wikipeida.org, kobs.com and two more.

These name servers tend to be used in conjunction with the name servers po.ns.giantpanda.com.

Each of the four hosts anan.ns.giantpanda.com, lunlun.ns.giantpanda.com, shishi.ns.giantpanda.com and yangyang.ns.giantpanda.com points to a single IP address — anan.ns.giantpanda.com points to 3.33.232.36, lunlun.ns.giantpanda.com points to 75.2.60.62, shishi.ns.giantpanda.com points to 75.2.45.63 and yangyang.ns.giantpanda.com points to 99.83.188.43.

Mail Servers

Mail for computercourse.it is handled by a single mail server, smtp.google.com.

computercourse.it uses an identical mail server configuration to several other domains — among them bhaviplast.com, lme.se, mycutestbaby.com and two more.

computercourse.it has at least partial mail server overlap with other domains such as discovolante.pl, cushionhouse.co.nz, adicr.com and two more.

smtp.google.com resolves to 9 IP addresses — 142.251.163.26, 142.251.163.27, 172.253.115.26 and 6 others.