tutorial.at - dns.ninja
tutorial.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 64.190.63.222🇩🇪 SEDO64.190.62.0/23 -NET2-PI | ||||||
| NS | ns1.sedoparking.com ⭐ | ||||||
| A | 3.130.216.63🇺🇸 Amazon3.130.0.0/16 EC2 CMH prefix | ||||||
| PTR | ec2-3-130-216-63.us-east-2.compute.amazonaws.com | ||||||
| A | 91.195.241.8🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | ns2.sedoparking.com | ||||||
| A | 34.211.188.210🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix | ||||||
| PTR | ec2-34-211-188-210.us-west-2.compute.amazonaws.com | ||||||
| A | 91.195.240.8🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| MX | localhost ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns1.sedoparking.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.at ⭐ | ||||||
| NS | d.ns.at | ||||||
| NS | j.ns.at | ||||||
| NS | n.ns.at | ||||||
| NS | ns1.univie.ac.at | ||||||
| NS | ns2.univie.ac.at | ||||||
| NS | r.ns.at | ||||||
| NS | u.ns.at | ||||||
| SOA | dns.nic.atdomain-admin@univie.ac.at serial=1784822402 | ||||||
Subdomains
mail.tutorial.at |
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NSns1.sedoparking.com2015-08-03 → 2026-07-23 · 2 obs
● 2026-07-23 16:40:38
●NSns2.sedoparking.com2015-08-03 → 2026-07-23 · 2 obs
● 2026-07-23 16:40:38
●MXlocalhost2017-01-27 → 2026-07-23 · 3 obs
● 2017-01-27 06:50:44
● 2026-07-23 16:40:38
○MXmail.nickstel.com2015-08-03 → 2016-06-26 · 4 obs
● 2016-06-26 04:30:12
○ 2017-01-27 06:50:44
○ 2026-07-23 16:40:38
●A64.190.63.2222026-03-28 → 2026-07-23 · 3 obs
● 2026-03-28 20:46:30
● 2026-07-23 16:40:38
○A72.52.4.1192015-08-03 → 2017-01-27 · 4 obs
● 2017-01-27 06:50:44
○ 2026-03-28 20:46:30
○ 2026-07-23 16:40:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | 14 records |
| tutorial.at | ns1.sedoparking.com, ns2.sedoparking.com | - |
✅ Authoritative Response
Server:3.130.216.63
NS records: ns1.sedoparking.com, ns2.sedoparking.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tutorial.at (unsigned zone)
⏱️ Timing
Total: 716ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 64.190.63.222 |
| NS | 2 | ns2.sedoparking.com, ns1.sedoparking.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.sedoparking.com hostmaster.sedo.de |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (d.ns.at, d.ns.at, j.ns.at...)
Analysis
Hierarchy
The domain mail.tutorial.at falls under the parent tutorial.at.
IP Addresses
tutorial.at resolves to one IP address: 64.190.63.222.
apothekerexpress.de, vpn.garafalo.gti.net, 3099.de and two other host names share IP numbers with tutorial.at.
Name Servers
tutorial.at has two authoritative name servers — ns1.sedoparking.com and ns2.sedoparking.com.
tutorial.at uses the same name servers as several other domains — among them ps5.fr, taiwanguide.com, crereit.com and two more.
The name servers for tutorial.at overlap at least partially with those of other domains — for example sanxinhe.com.
Both ns1.sedoparking.com and ns2.sedoparking.com have two IP addresses each. ns1.sedoparking.com resolves to 3.130.216.63 and 91.195.241.8; ns2.sedoparking.com resolves to 34.211.188.210 and 91.195.240.8.
Mail Servers
Mail for tutorial.at is handled by a single mail server, localhost.
tutorial.at uses an identical mail server configuration to several other domains — among them marriot.org, ns4.to-it.com, appsonly.com and two more.