f2k.dk

📜 Historical scan 2026-07-01 00:59:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

f2k.dk is a .dk domain served by 2 nameservers (ns1.siteground.net, ns2.siteground.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.214.157.130 is hosted by Google Ireland Limited (AS43515) in The Netherlands. Mail is handled by f2k-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 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.siteground.net	75.2.77.104	ac4b097dbd0dd6307.awsglobalaccelerator.com	AS16509 Amazon.com, Inc.
ns2.siteground.net	99.83.229.113	ac4b097dbd0dd6307.awsglobalaccelerator.com	AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
35.214.157.130	86400s	130.157.214.35.bc.googleusercontent.com	AS43515	Google Ireland Limited	35.214.128.0/17	🇳🇱 The Netherlands	Groningen

📧 MX Records#

1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	f2k-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09:: 2a01:111:f403:ca09::b 2a01:111:f403:ca09::f 52.101.68.8 52.101.73.12 52.101.73.16 52.101.73.22	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 265ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:f2k.dk.spf.auto.dnssmarthost.net ~all

✉️ SPF#

Policy	Record (f2k.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:f2k.dk.spf.auto.dnssmarthost.net ~all

📨 DMARC#

Policy	Record (_dmarc.f2k.dk)
p=reject	v=DMARC1; p=reject; aspf=s; adkim=s;

📬 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 2026-10-10 13:40:23

www	35.214.157.130 (AS15169) (address records, no CNAME)
www vs bare domain	Same network f2k.dk: 35.214.157.130 (AS15169) www.f2k.dk: 35.214.157.130 (AS15169)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	f2k.dk.default.dkim.auto.dnssmarthost.net	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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

117ms

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

🏷️ SOA#

0ms

Field	Value
Serial	109
Primary NS (MNAME)	ns1.siteground.net
Responsible (RNAME)	admins@siteground.com
Refresh	86400s
Retry	7200s
Expire	3600000s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

40ms

60ms

61ms

AAAA

55ms

TXT

265ms

CAA

39ms

HTTPS

57ms

TLSA

216ms

SOA

0ms

MTA-STS

81ms

DNSSEC

117ms

SRV

86ms

Total

874ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 18:30:36	1154ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-29 02:03:07	1923ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 00:59:48 shown	874ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-29 01:53:44	1141ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-19 17:18:11	2567ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 09:10:47	2630ms	2 NS 1 A 1 MX	🔓 Insecure