tfi.dk

📜 Historical scan 2026-06-17 21:01:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tfi.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 March 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by tfi-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 211ms

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#

🌍

No A records found

📧 MX Records#

1 records 230ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	tfi-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::20 2a01:111:f403:ca09::9 2a01:111:f403:ca09::e 52.101.68.5 52.101.73.153 52.101.73.28 52.101.73.4	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 408ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 480ms

TXT Record
MS=ms74093263
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (tfi.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.tfi.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 2026-10-11 20:47:57

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Only www resolves tfi.dk: no address www.tfi.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-tfi-dk._domainkey.frydensbjergiversen.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

457ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

309ms

Field	Value
Serial	2026061201
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 2026-10-26 13:03:09

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-03-17
Expires	2027-03-31 (154d)

🔗 Same registrant#

5 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).

Domain	Registrar
blaakoekkenhave.dk	Punktum dk A/S (direct)
blaakolonihave.dk	Punktum dk A/S (direct)
denblaakoekkenhave.dk	Punktum dk A/S (direct)
denblaakolonihave.dk	Punktum dk A/S (direct)
onlinegalleriet.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

211ms

315ms

230ms

AAAA

234ms

TXT

480ms

CAA

230ms

HTTPS

321ms

TLSA

244ms

SOA

309ms

MTA-STS

242ms

DNSSEC

457ms

SRV

408ms

Total

2720ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 09:47:38	857ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-29 22:40:04	1903ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-25 23:07:39	13982ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-20 00:02:27	1444ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-17 21:01:27 shown	2720ms	2 NS 0 A 1 MX	🔓 Insecure