udemy.app - robtex.com
udemy.app
| 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 2018-03-29 #1 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns1.idp365.net2026-07-22 → 2026-08-13 · 2 obs
● 2026-08-13 04:00:06
●NSdns2.idp365.net2026-07-22 → 2026-08-13 · 2 obs
● 2026-08-13 04:00:06
●NSdns3.idp365.net2026-07-22 → 2026-08-13 · 2 obs
● 2026-08-13 04:00:06
●MXmail.idp365.net2026-07-22 → 2026-08-13 · 2 obs
● 2026-08-13 04:00:06
●A217.19.248.1322026-07-22 → 2026-08-13 · 2 obs
● 2026-08-13 04:00:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| udemy.app | dns3.idp365.net, dns2.idp365.net, dns1.idp365.net | - |
✅ Authoritative Response
Server:162.159.49.254
NS records: dns3.idp365.net, dns2.idp365.net, dns1.idp365.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for udemy.app (unsigned zone)
⏱️ Timing
Total: 709ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.19.248.132 |
| NS | 3 | dns3.idp365.net, dns1.idp365.net... |
| MX | 1 | mail.idp365.net (pri: 10) |
| SOA | 1 | dns1.idp365.net hostmaster.idp365.net |
Analysis
IP Addresses
udemy.app has exactly one IP address — 217.19.248.132.
365-474.com, hypergrowth.com, drmax.biz plus two other host names have IP numbers in common with udemy.app.
Name Servers
udemy.app has three name servers — dns1.idp365.net, dns2.idp365.net and dns3.idp365.net.
udemy.app partially shares its NS delegation with several other domains, including betting.tips, pragmaticplaystore.com, unimog.co.uk and two others.
These name servers often co-occur with the name servers dns1.idp365.com.
Each of dns1.idp365.net, dns2.idp365.net and dns3.idp365.net points to two IP numbers. dns1.idp365.net points to 162.159.27.131 and 2400:cb00:2049:1::a29f:1b83. dns2.idp365.net points to 162.159.48.3 and 2400:cb00:2049:1::a29f:3003. dns3.idp365.net points to 162.159.49.254 and 2400:cb00:2049:1::a29f:31fe.
Mail Servers
udemy.app uses one mail server — mail.idp365.net.
The mail server setup of udemy.app matches that of other domains such as miapuestaalcoyano.com, puregas-solutions.co.uk, buildinghealthcare-exhibition.com and two others.
mail.idp365.net points to one IP number — 217.19.248.131.