f2k.dk DNS records

🖥️ Nameservers2 records 197ms

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 Records1 records 200ms

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 Records1 records 200ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	f2k-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::a 2a01:111:f403:ca48::a 52.101.68.12 52.101.73.123 52.101.73.15 52.101.73.24	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00300.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 Records1 records 485ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC324ms

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

🏷️ SOA0ms

Field	Value
Serial	113
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

197ms

A

200ms

MX

200ms

AAAA

207ms

TXT

485ms

CAA

194ms

HTTPS

189ms

TLSA

755ms

SOA

0ms

MTA-STS

235ms

DNSSEC

324ms

SRV

263ms

Total

1923ms

🕐 Scan History

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