planet.dk - dns.ninja
planet.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.21.40.99🇩🇰 team-blue-denmark185.21.40.0/22 ZITCOM A/S | ||||||
| PTR | linux7.curanet.dk | ||||||
| NS | ns1.123hotel.dk ⭐ | ||||||
| A | 2a02:2339:4006:108::123🇩🇰 team-blue-denmark2a02:2339:4000::/34 | ||||||
| PTR | ns1.curanet.dk | ||||||
| A | 185.25.141.12🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S | ||||||
| PTR | ns1.curanet.dk | ||||||
| NS | ns1.curanet.dk | ||||||
| A | 2a02:2339:4006:108::123🇩🇰 team-blue-denmark2a02:2339:4000::/34 | ||||||
| PTR | ns1.curanet.dk | ||||||
| A | 185.25.141.12🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S | ||||||
| PTR | ns1.curanet.dk | ||||||
| NS | ns2.curanet.dk | ||||||
| A | 2a02:2339:1:10f::123:123🇩🇰 team-blue-denmark2a02:2339::/36 | ||||||
| PTR | ns2.curanet.dk | ||||||
| A | 91.197.248.75🇩🇰 team-blue-denmark91.197.248.0/22 | ||||||
| PTR | ns2.curanet.dk | ||||||
| MX | mx1.onlinemail.io ⭐ | ||||||
| A | 185.21.42.12🇩🇰 team-blue-denmark185.21.40.0/22 ZITCOM A/S | ||||||
| PTR | mx1.onlinemail.io | ||||||
| MX | mx2.onlinemail.io(20) | ||||||
| A | 46.36.208.16🇩🇰 team-blue-denmark46.36.208.0/21 | ||||||
| PTR | mx2.onlinemail.io | ||||||
| TXT | v=spf1 include:spf.onlinemail.io ?all | ||||||
| SOA | ns1.123hotel.dkhostmaster@curanet.dk 2021-11-18 #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 1780534081localtime Thu Jun 4 02:48:01 2026gmtime Thu Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1780533901 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSns1.123hotel.dk2015-06-02 → 2026-06-04 · 2 obs
● 2026-06-04 01:15:30
●NSns1.curanet.dk2015-06-02 → 2026-06-04 · 2 obs
● 2026-06-04 01:15:30
●NSns2.curanet.dk2015-06-02 → 2026-06-04 · 2 obs
● 2026-06-04 01:15:30
○MXbackup-mx.zitcom.dk2015-06-02 → 2017-09-25 · 4 obs
● 2017-09-25 10:37:40
○ 2021-01-27 09:55:30
○ 2026-06-04 01:15:30
○MXmail.planet.dk2015-06-02 → 2017-09-25 · 4 obs
● 2017-09-25 10:37:40
○ 2021-01-27 09:55:30
○ 2026-06-04 01:15:30
●MXmx1.onlinemail.io2021-01-27 → 2026-06-04 · 3 obs
● 2021-01-27 09:55:30
● 2026-06-04 01:15:30
●MXmx2.onlinemail.io2021-01-27 → 2026-06-04 · 3 obs
● 2021-01-27 09:55:30
● 2026-06-04 01:15:30
●A185.21.40.992015-06-02 → 2026-06-04 · 2 obs
● 2026-06-04 01:15:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | c.nic.dk, h.nic.dk, t.nic.dk, s.nic.dk... | - |
| planet.dk | ns1.curanet.dk, ns2.curanet.dk | - |
✅ Authoritative Response
Server:91.197.248.75
NS records: ns1.curanet.dk, ns2.curanet.dk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1969ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.21.40.99 |
| NS | 2 | ns2.curanet.dk, ns1.curanet.dk |
| MX | 2 | mx2.onlinemail.io (pri: 20), mx1.onlinemail.io (pri: 10) |
| TXT | 1 | v=spf1 include:spf.onlinemail.io ?all |
| SOA | 1 | ns1.123hotel.dk hostmaster.curanet.dk |
Analysis
Hierarchy
The parent domain of mail.planet.dk and www.planet.dk is planet.dk.
IP Addresses
planet.dk directs to one IP number, which is 185.21.40.99.
Among the host names that share IP numbers with planet.dk are 1team.dk, www.dencker.net, dv.dencker.net and two others.
Name Servers
planet.dk is served by three name servers: ns1.123hotel.dk, ns1.curanet.dk and ns2.curanet.dk.
planet.dk partially shares its NS delegation with several other domains, including annettesblomster.dk, shopguide.dk, jensenbilsalg.dk and two others.
These name servers often co-occur with the name servers ns2.123hotel.dk.
ns1.123hotel.dk, ns1.curanet.dk and ns2.curanet.dk all resolve to two IP numbers each. ns1.123hotel.dk and ns1.curanet.dk share the same addresses 185.25.141.12 and 2a02:2339:4006:108::123, while ns2.curanet.dk resolves to 91.197.248.75 and 2a02:2339:1:10f::123:123.
ns1.123hotel.dk and ns1.curanet.dk each have 2a02:2339:4006:108::123 IP addresses.
ns1.123hotel.dk and ns1.curanet.dk each have 185.25.141.12 IP addresses.
Mail Servers
The MX records for planet.dk point to two mail servers: mx1.onlinemail.io and mx2.onlinemail.io.
planet.dk has the same mail server arrangement as a number of other domains, for example scsupport.dk, zerone.dk, thisted-swim.dk and two more.
planet.dk shares at least some of its mail servers with other domains — for example gribskovefterskole.dk, columbusaqua.dk, atgongumerki.fo and two more.
mx1.onlinemail.io resolves to 185.21.42.12. mx2.onlinemail.io resolves to 46.36.208.16. Both host names point to a single IP number.