ifuk.dk DNS records

🖥️ Nameservers2 records 250ms

Nameserver	IP addresses	PTR	ASN / ISP
dara.ns.cloudflare.com	108.162.192.91 172.64.32.91 173.245.58.91 2606:4700:50::adf5:3a5b 2803:f800:50::6ca2:c05b 2a06:98c1:50::ac40:205b	dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com dara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dave.ns.cloudflare.com	108.162.193.109 172.64.33.109 173.245.59.109 2606:4700:58::adf5:3b6d 2803:f800:50::6ca2:c16d 2a06:98c1:50::ac40:216d	dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 258ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.52.187	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.202.219	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 171ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	ifuk-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::9 2a01:111:f403:ca04::a 2a01:111:f403:ca09::b 52.101.68.32 52.101.68.5 52.101.73.1 52.101.73.2	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.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
10	300s	mx1.pub.mailpod7-cph3.one.com	104.37.35.36	mx1.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod7-cph3.one.com	104.37.35.37	mx2.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod7-cph3.one.com	104.37.35.38	mx3.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 138ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:34bb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:cadb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 157ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.52.187,172.67.202.219 ech=AEX+DQBBlwAgACASuGCJDt8azwtnIB5KjDnTaAmtluzLhVORuA4BYiwHKwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:34bb,2606:4700:3037::ac43:cadb

🔌 SRV Records1 records 282ms

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

📝 TXT Records3 records 445ms

TXT Record
ca3-9953496caba7486db125217278a9e389
MS=ms42436694
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

🔗 TLSA / DANE3 records 344ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod7-cph3.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.pub.mailpod7-cph3.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.pub.mailpod7-cph3.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…

🔐 DNSSEC303ms

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	2411592165
Primary NS (MNAME)	dara.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

250ms

A

258ms

MX

171ms

AAAA

138ms

TXT

445ms

CAA

262ms

HTTPS

157ms

TLSA

344ms

SOA

0ms

MTA-STS

250ms

DNSSEC

303ms

SRV

282ms

Total

3911ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-11 04:17:58	3911ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-07-06 06:04:37	7318ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-22 12:45:55	1332ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-17 13:22:08	1156ms	2 NS 2 A 4 MX	🔓 Insecure	View