9300.dk

Records from scan: 2026-10-11 00:58:43 · 630ms total · last checked 2026-10-16 09:18 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

9300.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 December 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.149.228.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by backupmail.gullestrupnet.dk. 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 37ms

Nameserver	IP addresses	PTR	ASN / 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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.149.228.17	600s	web07.tigermedia.eu	AS48854	team.blue Denmark A/S	185.149.228.0/24	🇩🇰 Denmark	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
50	600s	backupmail.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 139ms

TXT Record
v=spf1 include:_custspf.one.com ip4:82.165.203.134 a mx -all

✉️ SPF#

Policy	Record (9300.dk)
-all (hard fail)	v=spf1 include:_custspf.one.com ip4:82.165.203.134 a mx -all

📨 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 2026-10-11 00:58:43

www	185.149.228.17 (AS48854) (address records, no CNAME)
www vs bare domain	Same network 9300.dk: 185.149.228.17 (AS48854) www.9300.dk: 185.149.228.17 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

64ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

36ms

Field	Value
Serial	2026101001
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 01:29:51

Field	Value
Registrar	ONE.COM A/S
Registered	2023-12-06
Expires	2026-12-05 (49d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

34ms

AAAA

30ms

TXT

139ms

CAA

52ms

HTTPS

38ms

TLSA

288ms

SOA

36ms

MTA-STS

62ms

DNSSEC

64ms

SRV

52ms

Total

630ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 00:58:43 shown	630ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 20:13:19	594ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 08:53:51	493ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 15:28:34	778ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 18:26:55	705ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 19:41:42	2790ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 05:46:44	728ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 04:36:56	789ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 07:41:37	725ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 11:54:51	553ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:36:11	767ms	2 NS 1 A 1 MX	🔒 Secure