doortraining.is - robtex.com
doortraining.is
is
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.is ⭐ | ||||||
| NS | c.nic.is | ||||||
| NS | d.nic.is | ||||||
| NS | e.nic.is | ||||||
| NS | f.nic.is | ||||||
| SOA | a.nic.ishostmaster@isnic.is serial=1772040602 | ||||||
Same first word
doortraining.gr |
doortraining.jp |
doortraining.com.ar |
doortraining.be |
doortraining.mx |
doortraining.com |
doortraining.gy |
doortraining.co.in |
doortraining.is |
doortraining.fr |
Similar names
DNS History
10 records (6 active, 4 former)
●NSns3.stefna.is2026-02-25 → 2026-02-25 · 3 obs
● 2026-02-25 14:20:18
● 2026-02-25 21:28:16
●MXdoortraining-is.mail.protection.outlook.com2016-01-05 → 2026-02-25 · 3 obs
● 2016-01-05 12:50:26
● 2026-02-25 21:28:16
○MXmx10.stefna.is2015-07-03 → 2015-10-29 · 4 obs
● 2015-10-29 16:16:50
○ 2016-01-05 12:50:26
○ 2026-02-25 21:28:16
○MXmx20.stefna.is2015-07-03 → 2015-10-29 · 4 obs
● 2015-10-29 16:16:50
○ 2016-01-05 12:50:26
○ 2026-02-25 21:28:16
○MXmx30.stefna.is2015-07-03 → 2015-10-29 · 4 obs
● 2015-10-29 16:16:50
○ 2016-01-05 12:50:26
○ 2026-02-25 21:28:16
○A157.157.147.1442015-07-03 → 2015-07-03 · 3 obs
○ 2015-10-29 16:16:50
○ 2026-02-25 21:28:16
●A54.76.32.592015-10-29 → 2026-02-25 · 3 obs
● 2015-10-29 16:16:50
● 2026-02-25 21:28:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| is | c.nic.is, a.nic.is, e.nic.is, d.nic.is... | 10 records |
| doortraining.is | ns1.stefna.is, ns3.stefna.is, ns2.stefna.is | 5 records |
✅ Authoritative Response
Server: 54.77.77.174
NS records: ns1.stefna.is, ns3.stefna.is, ns2.stefna.is
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doortraining.is (unsigned zone)
⏱️ Timing
Total: 835ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.76.32.59 |
| NS | 3 | ns1.stefna.is, ns3.stefna.is... |
| MX | 1 | doortraining-is.mail.protection.outlook. |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MS=ms87783199 |
| SOA | 1 | ns0.stefna.is root.stefna.is |
📌 Glue Records Collected
Total: 15
In-bailiwick: 10 (f.nic.is, e.nic.is, d.nic.is...)
Out-of-bailiwick: 5 (ns3.stefna.is, ns2.stefna.is, ns1.stefna.is...)
AI analysis
doortraining.is points to a single IP: 54.76.32.59.
Other host names, for instance greifinn.is, sisp.is, stn.is, umhyggja.is and virk.is share IP numbers with doortraining.is.
doortraining.is's delegation is handled by four name servers: ns0.stefna.is, ns1.stefna.is, ns2.stefna.is and ns3.stefna.is.
doortraining.is partially shares name servers with other domains; examples include gamarvest.is, audi.is, grunnesk.is, hhht.is and exedra.is.
these name servers are commonly used with the name servers dvalinn.rhnet.is.
Host names with two IP numbers:
ns1.stefna.is points to: 2a05:d014:d:b502::5 and 18.195.8.151.
ns2.stefna.is points to: 2a05:d018:ed6:eb0c:e8a1::5 and 54.77.77.174.
Host names with one IP number:
ns0.stefna.is points to: 54.171.111.148.
ns3.stefna.is points to: 185.112.146.139.
doortraining.is is handled by a single mail server, doortraining-is.mail.protection.outlook.com.
Hostname doortraining-is.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c802::, 2a01:111:f403:c946::6, 2a01:111:f403:f902::1, 2a01:111:f403:f909::, 40.93.192.1, 52.101.9.5, 52.101.11.19 and 52.101.41.26.