udemy.pt - robtex.com
udemy.pt
| DNSSEC | ⚠️ Not signed | ||||||
| A | 217.19.248.132🇬🇧 SAFENAMES-AS217.19.248.0/24 Safenames Datacentre | ||||||
| PTR | redirect.idp365.net | ||||||
| NS | dns1.idp365.net ⭐ | ||||||
| A | 2400:cb00:2049:1::a29f:1b83🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.27.131Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dns1.idp365.net | ||||||
| NS | dns2.idp365.net | ||||||
| A | 2400:cb00:2049:1::a29f:3003🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.48.3Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dns2.idp365.net | ||||||
| NS | dns3.idp365.net | ||||||
| A | 2400:cb00:2049:1::a29f:31fe🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street | ||||||
| A | 162.159.49.254Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dns3.idp365.net | ||||||
| MX | mail.idp365.net ⭐ | ||||||
| A | 217.19.248.131🇬🇧 SAFENAMES-AS217.19.248.0/24 Safenames Datacentre | ||||||
| PTR | redirect1.safenames.com | ||||||
| SOA | dns1.idp365.nethostmaster@idp365.net 2014-03-26 #1 | ||||||
pt
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | curiosity.dns.pt ⭐ | ||||||
| NS | a.dns.pt | ||||||
| NS | b.dns.pt | ||||||
| NS | c.dns.pt | ||||||
| NS | d.dns.pt | ||||||
| NS | e.dns.pt | ||||||
| NS | g.dns.pt | ||||||
| NS | h.dns.pt | ||||||
| NS | ns.dns.br ⚠️ Not in parent delegation | ||||||
| NS | ns2.nic.fr ⚠️ Not in parent delegation | ||||||
| SOA | curiosity.dns.ptrequest@dns.pt 2026-07-15 #30 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns1.idp365.net2026-05-26 → 2026-07-15 · 2 obs
● 2026-07-15 15:16:40
●NSdns2.idp365.net2026-05-26 → 2026-07-15 · 2 obs
● 2026-07-15 15:16:40
●NSdns3.idp365.net2026-05-26 → 2026-07-15 · 2 obs
● 2026-07-15 15:16:40
●MXmail.idp365.net2026-05-26 → 2026-07-15 · 2 obs
● 2026-07-15 15:16:40
●A217.19.248.1322026-05-26 → 2026-07-15 · 2 obs
● 2026-07-15 15:16:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt... | 18 records |
| udemy.pt | dns1.idp365.net, dns2.idp365.net, dns3.idp365.net | - |
✅ Authoritative Response
Server:162.159.27.131
NS records: dns1.idp365.net, dns2.idp365.net, dns3.idp365.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for udemy.pt (unsigned zone)
⏱️ Timing
Total: 654ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.19.248.132 |
| NS | 3 | dns1.idp365.net, dns3.idp365.net... |
| MX | 1 | mail.idp365.net (pri: 10) |
| SOA | 1 | dns1.idp365.net hostmaster.idp365.net |
📌 Glue Records Collected
Total: 18
In-bailiwick: 14 (a.dns.pt, a.dns.pt, b.dns.pt...)
Out-of-bailiwick: 4 (ns.dns.br, ns.dns.br, ns2.nic.fr...)
Analysis
IP Addresses
udemy.pt resolves to just one IP address, 217.19.248.132.
Two other host names, along with imperialleather.ru, eskimo.org and tavistd.com.sg, also share IP numbers with udemy.pt.
Name Servers
udemy.pt is delegated to three name servers: dns1.idp365.net, dns2.idp365.net and dns3.idp365.net.
There is at least partial name server overlap between udemy.pt and other domains — departmentofyes.com, ardaileyanyana.com, ortofon.de and two more among them.
dns1.idp365.net, dns2.idp365.net and dns3.idp365.net each resolve to two IP addresses: dns1.idp365.net resolves to 162.159.27.131 and 2400:cb00:2049:1::a29f:1b83; dns2.idp365.net resolves to 162.159.48.3 and 2400:cb00:2049:1::a29f:3003; dns3.idp365.net resolves to 162.159.49.254 and 2400:cb00:2049:1::a29f:31fe.
Mail Servers
The sole mail server for udemy.pt is mail.idp365.net.
Among the domains sharing a mail server setup with udemy.pt are unprotectedbabies.org, bestluxuryphones.com, danaher.ind.in and two others.
mail.idp365.net resolves to a single IP number: 217.19.248.131.