weltklasse.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
dean.ns.cloudflare.com	108.162.193.153 172.64.33.153 173.245.59.153 2606:4700:58::adf5:3b99 2803:f800:50::6ca2:c199 2a06:98c1:50::ac40:2199	dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com dean.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
joan.ns.cloudflare.com	108.162.192.173 172.64.32.173 173.245.58.173 2606:4700:50::adf5:3aad 2803:f800:50::6ca2:c0ad 2a06:98c1:50::ac40:20ad	joan.ns.cloudflare.com joan.ns.cloudflare.com joan.ns.cloudflare.com joan.ns.cloudflare.com joan.ns.cloudflare.com joan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records3 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.2.21	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.3.21	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.68.37	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	weltklasse-dk.p-v1.mx.microsoft	2a01:111:f403:ca04::6 2a01:111:f403:ca09:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::e 52.101.73.1 52.101.73.155 52.101.73.24 52.101.73.4	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am0pr83cu00404.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)3 records 22ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:215	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:315	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:4425	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records1 records 25ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.26.2.21,104.26.3.21,172.67.68.37 ech=AEX+DQBB/gAgACBj3ZQaazmR4RDKgbRkFbDDCXC7k/q2zBXwpGrN2qG/LQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:20::681a:215,2606:4700:20::681a:315,2606:4700:20::ac43:4425

🔌 SRV Records1 records 72ms

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

📝 TXT Records3 records 141ms

TXT Record
brevo-code:8951b3b113a8b213985fa34ad1de447e
MS=ms86100869
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.weltklasse.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.com

📬 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.weltklasse.dk	Z3OhJo9Ukta6tHks3_TPIRqT6IHHWj2RsfG2NYrF5s4
TXT	_acme-challenge.weltklasse.dk	iqGkUOBQY0u1FjWouGx-51HvUdusjNHGE31p8KxqASc

🔗 TLSA / DANE4 records 73ms

Service / Owner	Type	Cert association
SMTP _25._tcp.weltklasse-dk.p-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.weltklasse-dk.p-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.weltklasse-dk.p-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…
SMTP _25._tcp.weltklasse-dk.p-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…

🔐 DNSSEC92ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413551247
Primary NS (MNAME)	dean.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

31ms

A

26ms

MX

28ms

AAAA

22ms

TXT

141ms

CAA

31ms

HTTPS

25ms

TLSA

73ms

SOA

0ms

MTA-STS

41ms

DNSSEC

92ms

SRV

72ms

Total

1763ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 17:46:53	1763ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-24 05:05:26	1609ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-23 04:17:38	2907ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-21 03:45:15	11374ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-19 00:52:49	1940ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-16 09:54:55	1523ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-14 17:52:14	6808ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-13 11:55:41	2071ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-12 00:24:00	3897ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-10 21:09:41	1574ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-08-07 01:44:56	1620ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-25 18:35:46	1880ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-15 00:14:46	1428ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-09 04:12:55	3739ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-07 19:44:17	7325ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-06 09:15:05	2408ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-04 20:59:57	5115ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-07-03 14:39:11	3298ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-30 22:38:34	1275ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-27 16:24:21	1100ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-21 04:18:49	1379ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-19 15:14:50	4632ms	2 NS 3 A 1 MX	🔒 Secure	View
2026-06-17 23:49:45	1739ms	2 NS 3 A 1 MX	🔒 Secure	View