rontgen.is - dns.ninja
rontgen.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=1783203002 | ||||||
Same first word
rontgen.de |
rontgen.org |
rontgen.nl |
rontgen.cz |
rontgen.ru |
rontgen.com.mx |
rontgen.eu |
rontgen.com |
rontgen.net |
rontgen.is |
rontgen.co.in |
rontgen.cn |
rontgen.se |
rontgen.lt |
rontgen.no |
rontgen.co |
rontgen.awsapps.com |
Similar names
DNS History
14 records (7 active, 7 former)
●NSns0.stefna.is2026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 08:03:28
● 2026-07-04 22:28:16
○NSns1.simnet.is2015-05-29 → 2017-06-21 · 4 obs
● 2017-06-21 16:41:56
○ 2026-02-21 08:03:28
○ 2026-07-04 22:28:16
●NSns1.stefna.is2026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 08:03:28
● 2026-07-04 22:28:16
○NSns2.simnet.is2015-05-29 → 2017-06-21 · 4 obs
● 2017-06-21 16:41:56
○ 2026-02-21 08:03:28
○ 2026-07-04 22:28:16
●NSns2.stefna.is2026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 08:03:28
● 2026-07-04 22:28:16
●NSns3.stefna.is2026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 08:03:28
● 2026-07-04 22:28:16
○MXmx-in-01.simnetpro.is2015-05-29 → 2017-06-21 · 4 obs
● 2017-06-21 16:41:56
○ 2026-02-21 08:03:28
○ 2026-07-04 22:28:16
○MXmx-in-02.simnetpro.is2015-05-29 → 2017-06-21 · 4 obs
● 2017-06-21 16:41:56
○ 2026-02-21 08:03:28
○ 2026-07-04 22:28:16
○MXmx-in.simnetpro.is2015-05-29 → 2017-06-21 · 4 obs
● 2017-06-21 16:41:56
○ 2026-02-21 08:03:28
○ 2026-07-04 22:28:16
●MXrontgen-is.mail.protection.outlook.com2026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 08:03:28
● 2026-07-04 22:28:16
●A18.197.248.232026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 08:03:28
● 2026-07-04 22:28:16
○A213.176.138.142016-08-09 → 2017-06-21 · 5 obs
● 2016-08-09 14:46:04
● 2017-06-21 16:41:56
○ 2026-02-21 08:03:28
○ 2026-07-04 22:28:16
○A217.28.185.2182015-05-29 → 2016-01-21 · 4 obs
● 2016-01-21 02:02:56
○ 2016-08-09 14:46:04
○ 2026-07-04 22:28:16
●A52.59.120.702026-02-21 → 2026-07-04 · 3 obs
● 2026-02-21 08:03:28
● 2026-07-04 22:28:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| is | a.nic.is, c.nic.is, d.nic.is, e.nic.is... | 10 records |
| rontgen.is | ns1.stefna.is, ns2.stefna.is, ns3.stefna.is | 5 records |
✅ Authoritative Response
Server:18.195.8.151
NS records: ns1.stefna.is, ns2.stefna.is, ns3.stefna.is
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rontgen.is (unsigned zone)
⏱️ Timing
Total: 682ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 18.197.248.23, 52.59.120.70 |
| NS | 3 | ns2.stefna.is, ns3.stefna.is... |
| MX | 1 | rontgen-is.mail.protection.outlook.com ( |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns0.stefna.is root.stefna.is |
📌 Glue Records Collected
Total: 15
In-bailiwick: 10 (a.nic.is, c.nic.is, d.nic.is...)
Out-of-bailiwick: 5 (ns3.stefna.is, ns2.stefna.is, ns1.stefna.is...)
Analysis
IP Addresses
rontgen.is directs to two IP numbers, 18.197.248.23 and 52.59.120.70
stemann.net, artecneon.ch, arnia.fi plus two other host names have IP numbers in common with rontgen.is.
Name Servers
Four name servers handle the delegation for rontgen.is: ns0.stefna.is, ns1.stefna.is, ns2.stefna.is and ns3.stefna.is.
rontgen.is has at least partial name server overlap with other domains, such as hunabyggd.is, eldgja.is, sporttours.is and two others.
It is common to find these name servers paired with the name servers dvalinn.rhnet.is.
Host names pointing to two IP addresses:
ns1.stefna.is has two IP addresses: 18.195.8.151 and 2a05:d014:d:b502::5.
ns2.stefna.is has two IP addresses: 54.77.77.174 and 2a05:d018:ed6:eb0c:e8a1::5.
Host names resolving to a single IP address:
ns0.stefna.is directs to 54.171.111.148.
ns3.stefna.is directs to 185.112.146.139.
Mail Servers
rontgen.is uses one mail server — rontgen-is.mail.protection.outlook.com.
rontgen-is.mail.protection.outlook.com has 8 IP addresses: 52.101.68.3, 52.101.68.8, 52.101.73.8 plus 5 more.