coursify.it - dns.ninja

coursify.it

DNSSEC⚠️ Not signed
A162.159.142.117Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.66.2.113🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.register.it
A2a01:8100:2911::2:184:2🇮🇹 REGISTER-AS2a01:8100:2000::/36
A81.88.61.2🇮🇹 REGISTER-AS81.88.48.0/20 Register.IT S.p.A. prefix
PTRhost-81-88-61-2.dedicatedservers.it
NSns2.register.it
A2a00:13b0:2::227:1🇬🇧 ISIONUK2a00:13b0::/32 Namesco Limited
A195.7.227.1🇬🇧 ISIONUK195.7.224.0/19 ISION-UK
PTRns2.register.it
MXmail.register.it
A195.110.124.132🇮🇹 REGISTER-AS195.110.124.0/22 Register.IT S.p.A. Internet Service Provider
PTRmail.register.it
TXTv=spf1 include:spf.webapps.net ~all
SOAns1.register.ithostmaster@register.it 2026-06-09 #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 2026-08-12 #16

Same first word

Similar names

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NSns1.register.itns2.register.itns1.sedoparking.comns2.sedoparking.comMXmail.register.itlocalhostmail.nickstel.comA162.159.142.117172.66.2.11372.52.4.12272.52.4.91
NSns1.register.it2026-06-10 → 2026-08-12 · 3 obs
○ 2017-03-21 05:03:10
● 2026-06-10 14:45:38
● 2026-08-12 15:05:42
NSns1.sedoparking.com2015-07-20 → 2017-03-21 · 4 obs
● 2015-07-20 09:37:34
● 2017-03-21 05:03:10
○ 2026-06-10 14:45:38
○ 2026-08-12 15:05:42
NSns2.register.it2026-06-10 → 2026-08-12 · 3 obs
○ 2017-03-21 05:03:10
● 2026-06-10 14:45:38
● 2026-08-12 15:05:42
NSns2.sedoparking.com2015-07-20 → 2017-03-21 · 4 obs
● 2015-07-20 09:37:34
● 2017-03-21 05:03:10
○ 2026-06-10 14:45:38
○ 2026-08-12 15:05:42
MXlocalhost2017-03-21 → 2017-03-21 · 4 obs
○ 2016-07-08 19:21:48
● 2017-03-21 05:03:10
○ 2026-06-10 14:45:38
○ 2026-08-12 15:05:42
MXmail.nickstel.com2015-07-20 → 2016-07-08 · 4 obs
● 2015-07-20 09:37:34
● 2016-07-08 19:21:48
○ 2017-03-21 05:03:10
○ 2026-08-12 15:05:42
MXmail.register.it2026-06-10 → 2026-08-12 · 3 obs
○ 2017-03-21 05:03:10
● 2026-06-10 14:45:38
● 2026-08-12 15:05:42
A162.159.142.1172026-06-10 → 2026-08-12 · 3 obs
○ 2017-03-21 05:03:10
● 2026-06-10 14:45:38
● 2026-08-12 15:05:42
A172.66.2.1132026-06-10 → 2026-08-12 · 3 obs
○ 2017-03-21 05:03:10
● 2026-06-10 14:45:38
● 2026-08-12 15:05:42
A72.52.4.1222017-03-21 → 2017-03-21 · 4 obs
○ 2016-07-08 19:21:48
● 2017-03-21 05:03:10
○ 2026-06-10 14:45:38
○ 2026-08-12 15:05:42
A72.52.4.912015-07-20 → 2016-07-08 · 4 obs
● 2015-07-20 09:37:34
● 2016-07-08 19:21:48
○ 2017-03-21 05:03:10
○ 2026-08-12 15:05:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ita.dns.it, m.dns.it, r.dns.it, v.dns.it...-
coursify.itns1.register.it, ns2.register.it2 records

✅ Authoritative Response

Server:81.88.61.2

NS records: ns1.register.it, ns2.register.it

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursify.it (unsigned zone)

⏱️ Timing

Total: 490ms | Queries: -

📄 Records

TypeCountSample Data
A2162.159.142.117, 172.66.2.113
NS2ns2.register.it, ns1.register.it
MX1mail.register.it (pri: 10)
TXT1v=spf1 include:spf.webapps.net ~all
SOA1ns1.register.it hostmaster.register.it

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.register.it, ns2.register.it)

Analysis

IP Addresses

coursify.it resolves to the IP addresses 162.159.142.117 and 172.66.2.113

Additional host names — humanonrent.ai, drivah.com, ario.com.mx and two others — share IP numbers with coursify.it.

Name Servers

DNS delegation for coursify.it points to two name servers: ns1.register.it and ns2.register.it.

coursify.it shares its name server setup with other domains, including dottnicoladelbianco.com, zainomotore.com, pibiplast.it and two others.

coursify.it has partial name server overlap with other domains, including polymers.lv.

ns1.register.it directs to 81.88.61.2 and 2a01:8100:2911::2:184:2. ns2.register.it directs to 195.7.227.1 and 2a00:13b0:2::227:1. Each host name carries two IP addresses.

Mail Servers

coursify.it has one mail server: mail.register.it.

coursify.it shares the same mail server setup as other domains, including beacom.tv, altiericinzia.it, 802lab.it and two others.

At least a portion of coursify.it's mail servers are also used by other domains, for example meciluce.it.

mail.register.it has exactly one IP number: 195.110.124.132.