fyhn.dk - robtex.com
fyhn.dk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.190.31.99🇩🇰 ASPECTNET195.190.31.0/24 | ||||||
| NS | ns1.onwelcom.dk ⭐ | ||||||
| A | 185.51.79.241🇩🇰 powernet185.51.78.0/23 | ||||||
| PTR | mail.onwelcom.dk | ||||||
| PTR | ns1.onwelcom.dk | ||||||
| NS | ns2.onwelcom.dk | ||||||
| A | 185.51.79.251🇩🇰 powernet185.51.78.0/23 | ||||||
| MX | mailfilter.onwelcom.dk ⭐ | ||||||
| A | 185.51.79.248🇩🇰 powernet185.51.78.0/23 | ||||||
| PTR | mailfilter.powernet.dk | ||||||
| MX | mx2.onwelcom.dk(20) | ||||||
| A | 185.51.79.248🇩🇰 powernet185.51.78.0/23 | ||||||
| PTR | mailfilter.powernet.dk | ||||||
| TXT | v=spf1 a ip4:185.51.79.241 ip4:195.190.31.0/24 mx ~all | ||||||
| SOA | ns1.onwelcom.dkhostmaster@fyhn.dk 2016-02-09 #1 | ||||||
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 1785126781localtime Mon Jul 27 06:33:01 2026gmtime Mon Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1785126781 | ||||||
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSns.dht.dk2015-07-22 → 2015-11-21 · 4 obs
● 2015-11-21 09:50:02
○ 2016-02-12 06:06:46
○ 2026-07-27 04:36:28
●NSns1.onwelcom.dk2016-02-12 → 2026-07-27 · 3 obs
● 2016-02-12 06:06:46
● 2026-07-27 04:36:28
○NSns2.dht.dk2015-07-22 → 2015-11-21 · 4 obs
● 2015-11-21 09:50:02
○ 2016-02-12 06:06:46
○ 2026-07-27 04:36:28
●NSns2.onwelcom.dk2016-02-12 → 2026-07-27 · 3 obs
● 2016-02-12 06:06:46
● 2026-07-27 04:36:28
○MXmailfilter.aspecthosting.net2015-07-22 → 2015-11-21 · 4 obs
● 2015-11-21 09:50:02
○ 2016-02-12 06:06:46
○ 2026-07-27 04:36:28
●MXmailfilter.onwelcom.dk2016-02-12 → 2026-07-27 · 3 obs
● 2016-02-12 06:06:46
● 2026-07-27 04:36:28
●MXmx2.onwelcom.dk2016-02-12 → 2026-07-27 · 3 obs
● 2016-02-12 06:06:46
● 2026-07-27 04:36:28
●A195.190.31.992015-07-22 → 2026-07-27 · 2 obs
● 2026-07-27 04:36:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | 12 records |
| fyhn.dk | ns1.onwelcom.dk, ns2.onwelcom.dk | 2 records |
✅ Authoritative Response
Server:185.51.79.241
NS records: ns1.onwelcom.dk, ns2.onwelcom.dk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fyhn.dk (unsigned zone)
⏱️ Timing
Total: 650ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.190.31.99 |
| NS | 2 | ns1.onwelcom.dk, ns2.onwelcom.dk |
| MX | 2 | mailfilter.onwelcom.dk (pri: 10), mx2.onwelcom.dk (pri: 20) |
| TXT | 1 | v=spf1 a ip4:185.51.79.241 ip4:195.190.3 |
| SOA | 1 | ns1.onwelcom.dk hostmaster.fyhn.dk |
📌 Glue Records Collected
Total: 14
In-bailiwick: 12 (b.nic.dk, c.nic.dk, h.nic.dk...)
Out-of-bailiwick: 2 (ns2.onwelcom.dk, ns1.onwelcom.dk)
Analysis
IP Addresses
fyhn.dk points to a single IP number: 195.190.31.99.
Additional host names — sovso.dk, casakjaer.dk, boeck.dk and two others — share IP numbers with fyhn.dk.
Name Servers
fyhn.dk uses two name servers for its delegation: ns1.onwelcom.dk and ns2.onwelcom.dk.
fyhn.dk shares its name server setup with other domains, including royal-photo.dk, sentech.dk, frellsen.dk and two others.
fyhn.dk has at least partial name server overlap with other domains, such as flv.dk, lcorth.dk, rosenbak.dk and two others.
It is common to find these name servers paired with the name servers ns1.valeo.cloud.
ns1.onwelcom.dk directs to 185.51.79.241 and ns2.onwelcom.dk directs to 185.51.79.251; each host name points to exactly one IP number.
Mail Servers
fyhn.dk has two mail servers: mailfilter.onwelcom.dk and mx2.onwelcom.dk.
fyhn.dk shares the same mail server setup as other domains, including barlyng.dk, royal-photo.dk, sentech.dk and two others.
fyhn.dk shares mail servers — at least in part — with other domains, including aspect.dk, peterboersma.com, sovso.dk and two others.
These mail servers tend to be used in combination with the mail servers mx1.onwelcom.dk and web01.vipsupport.dk.
mailfilter.onwelcom.dk resolves to 185.51.79.248; mx2.onwelcom.dk resolves to the same IP address, 185.51.79.248.
Both mailfilter.onwelcom.dk and mx2.onwelcom.dk resolve to 185.51.79.248 IP addresses each.