rt11.dk - robtex.com
rt11.dk
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1777048921localtime Fri Apr 24 18:42:01 2026gmtime Fri Ap... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1777048921 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.simply.com2026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 17:10:14
●NSns2.simply.com2026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 17:10:14
●NSns3.simply.com2026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 17:10:14
●NSns4.simply.com2026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 17:10:14
●MXinbound-smtp.eu-west-1.amazonaws.com2026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 17:10:14
●A52.30.222.132026-04-07 → 2026-04-24 · 2 obs
● 2026-04-24 17:10:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | s.nic.dk, b.nic.dk, h.nic.dk, c.nic.dk... | - |
| rt11.dk | ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com | - |
✅ Authoritative Response
Server:91.197.248.80
NS records: ns1.simply.com, ns2.simply.com, ns3.simply.com, ns4.simply.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 936ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.30.222.13 |
| NS | 4 | ns4.simply.com, ns2.simply.com... |
| MX | 1 | inbound-smtp.eu-west-1.amazonaws.com (pr |
| TXT | 1 | v=spf1 include:amazonses.com -all |
| SOA | 1 | ns1.simply.com hostmaster.simply.com |
Analysis
IP Addresses
rt11.dk points to an IP address: 52.30.222.13.
Other host names, for instance ec2-52-30-222-13.eu-west-1.compute.amazonaws.com, share IP numbers with rt11.dk.
Name Servers
rt11.dk delegates to four name servers: ns1.simply.com, ns2.simply.com, ns3.simply.com and ns4.simply.com.
rt11.dk at least partially shares name servers with other domains, for instance cerasius.com, kethmer.dk, michaelnoe.dk, svsi.dk and pnd.dk.
Host names with two IP numbers:
ns1.simply.com points to: 2a02:2339:1:15c::4562:4562 and 91.197.248.78
ns2.simply.com points to: 2a02:2339:4006:101::4562:4562 and 185.25.141.15
Host names with one IP number:
ns3.simply.com points to: 91.197.248.79
ns4.simply.com points to: 91.197.248.80
Mail Servers
rt11.dk is handled by a single mail server, inbound-smtp.eu-west-1.amazonaws.com.
rt11.dk uses the same mail server setup as other domains, for instance login.edeka, ameliakitten.com, xfer.co.za, vrt.radio and wikip.at.
rt11.dk shares at least partially some mail servers with other domains, for instance navtek.net, smartprotection.com, yvel.com, kidsview.pl and cloud.sophos.com.
inbound-smtp.eu-west-1.amazonaws.com points to three IP numbers: 18.200.203.69, 54.76.31.185 and 54.155.140.59.