unbelievable.dk DNS records

🖥️ Nameservers2 records 290ms

Nameserver	IP addresses	PTR	ASN / ISP
burt.ns.cloudflare.com	108.162.193.79 172.64.33.79 173.245.59.79 2606:4700:58::adf5:3b4f 2803:f800:50::6ca2:c14f 2a06:98c1:50::ac40:214f	burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com burt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lina.ns.cloudflare.com	108.162.192.187 172.64.32.187 173.245.58.187 2606:4700:50::adf5:3abb 2803:f800:50::6ca2:c0bb 2a06:98c1:50::ac40:20bb	lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com lina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 333ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.56.118	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.184.228	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 344ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	unbelievable-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::7 2a01:111:f403:ca09::9 2a01:111:f403:ca09::b 52.101.68.0 52.101.68.16 52.101.73.26 52.101.73.28	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 260ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:b8e4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:3876	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 361ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.56.118,172.67.184.228 ech=AEX+DQBBoAAgACD/R+A7nnZlSoVo7zASVUyAk8IVTcXhJJghE90FsiaQcgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:b8e4,2606:4700:3037::6815:3876

🔌 SRV Records1 records 410ms

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

📝 TXT Records5 records 619ms

TXT Record
amazon-business-verification=a133732d2034b7ec5299ff4cbb10729550dfdf2d33b7b937f00d117a999f10ae
apple-domain-verification=VhxAjygkr38ALULy
apple-domain=uRfLa2VQizq3CAAS
MS=ms68262193
v=spf1 include:icloud.com include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (unbelievable.dk)
~all (soft fail)	v=spf1 include:icloud.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

🔗 TLSA / DANE

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

🔐 DNSSEC507ms

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

🏷️ SOA0ms

Field	Value
Serial	2412627099
Primary NS (MNAME)	burt.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

290ms

A

333ms

MX

344ms

AAAA

260ms

TXT

619ms

CAA

348ms

HTTPS

361ms

TLSA

554ms

SOA

0ms

MTA-STS

394ms

DNSSEC

507ms

SRV

410ms

Total

7498ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 11:17:09	7498ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-06 07:58:00	2396ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-05 04:13:23	2309ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-27 04:33:38	3407ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-03 20:52:57	18025ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-20 15:48:00	1491ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-18 04:31:06	1452ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-18 04:03:11	1463ms	2 NS 2 A 1 MX	🔒 Secure	View