trf.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
jonah.ns.cloudflare.com	108.162.193.186 172.64.33.186 173.245.59.186 2606:4700:58::adf5:3bba 2803:f800:50::6ca2:c1ba 2a06:98c1:50::ac40:21ba	jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com jonah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tia.ns.cloudflare.com	108.162.192.229 172.64.32.229 173.245.58.229 2606:4700:50::adf5:3ae5 2803:f800:50::6ca2:c0e5 2a06:98c1:50::ac40:20e5	tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.84.150	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.194.46	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	trf-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::6 2a01:111:f403:ca09::1 2a01:111:f403:ca48::10 52.101.68.27 52.101.73.1 52.101.73.2 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-miypr05cu00100.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:5496	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:c22e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.84.150,172.67.194.46 ech=AEX+DQBBLgAgACA7vYZanHA++EpkSDmYVe8RxTH8G7pwkcj/oN8vTSjoEgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5496,2606:4700:3035::ac43:c22e

🔌 SRV Records1 records 69ms

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

📝 TXT Records3 records 209ms

TXT Record
MS=ms31907653
MS=ms49717899
v=spf1 ip4:62.242.104.198 ip4:62.242.207.114 include:spf.comendosystems.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (trf.dk)
-all (hard fail)	v=spf1 ip4:62.242.104.198 ip4:62.242.207.114 include:spf.comendosystems.com 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.trf.dk	u9sIZwMUJwkeYnZCK_hf2qZZWqIBzez9EQHXga0wGz8

🔗 TLSA / DANE

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

🔐 DNSSEC2047ms

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	2410331810
Primary NS (MNAME)	jonah.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

40ms

A

34ms

MX

36ms

AAAA

31ms

TXT

209ms

CAA

37ms

HTTPS

37ms

TLSA

601ms

SOA

0ms

MTA-STS

65ms

DNSSEC

2047ms

SRV

69ms

Total

3708ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 14:29:36	3708ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 18:18:15	1499ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-24 06:48:01	11961ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-11 21:42:29	9657ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-04 12:09:28	2564ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 06:04:29	1122ms	2 NS 2 A 1 MX	⚠️ Bogus	View