fo.dk DNS records

🖥️ Nameservers2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
aarav.ns.cloudflare.com	108.162.195.60 162.159.44.60 172.64.35.60 2606:4700:58::a29f:2c3c 2803:f800:50::6ca2:c33c 2a06:98c1:50::ac40:233c	aarav.ns.cloudflare.com aarav.ns.cloudflare.com aarav.ns.cloudflare.com aarav.ns.cloudflare.com aarav.ns.cloudflare.com aarav.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
addilyn.ns.cloudflare.com	108.162.194.217 162.159.38.217 172.64.34.217 2606:4700:50::a29f:26d9 2803:f800:50::6ca2:c2d9 2a06:98c1:50::ac40:22d9	addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.74.226	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.164.14	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	fo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 2a01:111:f403:ca09::c 52.101.68.10 52.101.68.39 52.101.68.8 52.101.73.2	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:4ae2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:a40e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.74.226,172.67.164.14 ech=AEX+DQBBrAAgACAvQe/2yNFntQmFqE9JRpDNmK4ItovIcqJ9LM87j5hiDwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4ae2,2606:4700:3037::ac43:a40e

🔌 SRV Records1 records 142ms

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

📝 TXT Records1 records 190ms

TXT Record
v=spf1 ip4:40.67.208.1 ip4:20.126.124.177 ip4:23.97.187.218 include:sendgrid.net ip4:86.58.157.151 include:spf.protection.outlook.com include:spf.mailjet.com a:mailfence.ngoweb.dk -all

✉️ SPF

Policy	Record (fo.dk)
-all (hard fail)	v=spf1 ip4:40.67.208.1 ip4:20.126.124.177 ip4:23.97.187.218 include:sendgrid.net ip4:86.58.157.151 include:spf.protection.outlook.com include:spf.mailjet.com a:mailfence.ngoweb.dk -all

📨 DMARC

Policy	Record (_dmarc.fo.dk)
p=none (monitor only)	v=DMARC1;p=none;

📬 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)

🔐 DNSSEC2067ms

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	2412833346
Primary NS (MNAME)	aarav.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

50ms

A

64ms

MX

49ms

AAAA

55ms

TXT

190ms

CAA

53ms

HTTPS

46ms

TLSA

921ms

SOA

0ms

MTA-STS

80ms

DNSSEC

2067ms

SRV

142ms

Total

4082ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 02:59:13	4082ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-18 00:29:12	1978ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-16 20:25:14	9377ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-07 00:48:38	2299ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-02 12:04:38	1868ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 23:26:07	3756ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 09:27:18	887ms	2 NS 2 A 1 MX	🔓 Insecure	View