mytax.dk

📜 Historical scan 2026-08-19 11:56:12 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mytax.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.132 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mytax-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 421ms

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 381ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.132	3600s	webcluster1.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 448ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mytax-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::d 2a01:111:f403:ca09::9 2a01:111:f403:ca09::c 52.101.68.15 52.101.68.21 52.101.73.153 52.101.73.19	mail-du0pr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	46.30.215.132

🔷 AAAA Records (IPv6)#

1 records 378ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:20:dfbc:814f:2214	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 520ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 1000ms

TXT Record
MS=ms51545144
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF#

Policy	Record (mytax.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -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#

latest probe, not this scan · checked 2026-10-19 13:00:18

www	46.30.215.132 2a02:2350:5:106:20:dfbc:814f:2214 (AS51468) (address records, no CNAME)
www vs bare domain	Same network mytax.dk: 46.30.215.132 2a02:2350:5:106:20:dfbc:814f:2214 (AS51468) www.mytax.dk: 46.30.215.132 2a02:2350:5:106:20:dfbc:814f:2214 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

785ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026081805
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 2026-10-18 12:37:35

Field	Value
Registrar	ONE.COM A/S
Registered	2019-10-02
Expires	2026-10-31 (6d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

421ms

381ms

448ms

AAAA

378ms

TXT

1000ms

CAA

420ms

HTTPS

493ms

TLSA

772ms

SOA

0ms

MTA-STS

584ms

DNSSEC

785ms

SRV

520ms

Total

9121ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 13:00:18	1450ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-18 12:00:05	3022ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 09:45:15	878ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 16:52:43	1222ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-19 19:45:21	1295ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-19 11:56:12 shown	9121ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-15 08:19:53	5422ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-29 17:30:55	1074ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 07:19:50	1338ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:24:44	1796ms	2 NS 1 A 1 MX	🔓 Insecure