trompetundervisning.dk

Records from scan: 2026-10-17 20:49:55  ·  946ms total
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trompetundervisning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 August 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   85ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   106ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 3600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —

📧 MX Records#

1 records   102ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-17 20:49:55
www195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domainSame network
trompetundervisning.dk: 195.47.247.18 (AS51468)
www.trompetundervisning.dk: 195.47.247.18 (AS51468)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

193ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

66ms
FieldValue
Serial2026101703
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-17 21:00:51
FieldValue
RegistrarONE.COM A/S
Registered2018-08-16
Expires2027-08-31 (316d)

🔗 Same registrant#

6 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
oebrotrompetstudie.dkONE.COM A/S
solocornet.dkPunktum dk A/S (direct)
suzukimetoden-trompet.dkONE.COM A/S
suzukimetoden.dkONE.COM A/S
svendvermund.dkPunktum dk A/S (direct)
vermund.dkONE.COM A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
85ms
A
106ms
MX
102ms
AAAA
69ms
TXT
310ms
CAA
80ms
HTTPS
77ms
TLSA
110ms
SOA
66ms
MTA-STS
165ms
DNSSEC
193ms
SRV
147ms
Total
946ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 20:49:55 shown 946ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 17:28:32 389ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-29 21:50:07 339ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 19:51:33 524ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 19:30:21 519ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-26 17:45:09 769ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-19 01:34:22 2577ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-18 01:01:17 925ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-17 09:10:57 572ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-23 19:37:13 474ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-21 10:33:10 1082ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-18 05:10:59 2432ms 2 NS 1 A 0 MX 🔒 Secure
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