school-timetabling.com - dns.ninja
school-timetabling.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786679394 | ||||||
Same first word
school-timetabling.com |
DNS History
7 records (7 active, 0 former)
●NSns.nextlayer.at2015-05-10 → 2026-08-14 · 2 obs
● 2026-08-14 03:58:12
●NSns2.nextlayer.at2015-05-10 → 2026-08-14 · 2 obs
● 2026-08-14 03:58:12
●NSns3.nextlayer.com2026-03-05 → 2026-08-14 · 3 obs
● 2026-03-05 08:50:02
● 2026-08-14 03:58:12
●MXschooltimetabling-com01e.mail.protection.outlook.de2026-03-05 → 2026-08-14 · 3 obs
● 2026-03-05 08:50:02
● 2026-08-14 03:58:12
●A217.175.202.282026-03-05 → 2026-08-14 · 2 obs
● 2026-08-14 03:58:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| school-timetabling.com | ns.nextlayer.at, ns2.nextlayer.at, ns3.nextlayer.com | 2 records |
✅ Authoritative Response
Server:217.175.206.30
NS records: ns.nextlayer.at, ns2.nextlayer.at, ns3.nextlayer.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for school-timetabling.com (unsigned zone)
⏱️ Timing
Total: 726ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.175.202.28 |
| NS | 3 | ns3.nextlayer.com, ns2.nextlayer.at... |
| MX | 3 | schooltimetabling-com01e.mail.protection, mx1.bon.at (pri: 20)... |
| TXT | 2 | v=spf1 include:spf.protection.outlook.de, MS=ms25569866 |
| SOA | 1 | ns.nextlayer.at hostmaster.nextlayer.at |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.nextlayer.com, ns3.nextlayer.com)
Analysis
IP Addresses
school-timetabling.com resolves to just one IP address, 217.175.202.28.
Two other host names, along with www.school-timetables.com, timetabling-software.com and untis3.vm.nextlayer.at, also share IP numbers with school-timetabling.com.
Name Servers
The authoritative name servers for school-timetabling.com are ns2.nextlayer.at, ns.nextlayer.at and ns3.nextlayer.com — three in total.
school-timetabling.com has at least partial name server overlap with other domains, such as 0-31.215.81.185.in-addr.arpa, 84.48.194.in-addr.arpa, caritas-wiewirwirken.at and two others.
dnsone.manz.at, ns1.moodys.com and ns2.moodys.com — plus 7 other name servers — are commonly paired with these name servers.
ns2.nextlayer.at, ns.nextlayer.at and ns3.nextlayer.com all resolve to exactly two IP numbers apiece: ns2.nextlayer.at → 81.16.151.30 and 2a01:190:1764:151::30; ns.nextlayer.at → 81.16.150.30 and 2a01:190:1764:150::30; ns3.nextlayer.com → 217.175.206.30 and 2a01:190:15e8:100::30.
Mail Servers
school-timetabling.com has three mail servers: mx1.bon.at, smtp.grupet.at and schooltimetabling-com01e.mail.protection.outlook.de.
There is at least a partial MX overlap between school-timetabling.com and other domains, including hallo-hallein.at, hausaltepost.com, pcselekt.cc and two others.
Host names that point to one IP address:
mx1.bon.at has the IP address 213.33.87.13.
DNS names with 8 IP addresses:
Hostname schooltimetabling-com01e.mail.protection.outlook.de directs to 52.101.168.0, 52.101.170.0 and 52.101.170.1 along with 5 other IP addresses.