3bustilbud.dk DNS records

🖥️ Nameservers2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
danica.ns.cloudflare.com	108.162.194.187 162.159.38.187 172.64.34.187 2606:4700:50::a29f:26bb 2803:f800:50::6ca2:c2bb 2a06:98c1:50::ac40:22bb	danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com danica.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
elijah.ns.cloudflare.com	108.162.195.253 162.159.44.253 172.64.35.253 2606:4700:58::a29f:2cfd 2803:f800:50::6ca2:c3fd 2a06:98c1:50::ac40:23fd	elijah.ns.cloudflare.com elijah.ns.cloudflare.com elijah.ns.cloudflare.com elijah.ns.cloudflare.com elijah.ns.cloudflare.com elijah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.66.40.152	300s	—	AS13335	Cloudflare, Inc.	172.66.40.0/21	—	—
172.66.43.104	300s	—	AS13335	Cloudflare, Inc.	172.66.40.0/21	—	—

📧 MX Records1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	3bustilbud-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::20 2a01:111:f403:ca09::6 52.101.103.140 52.101.68.29 52.101.73.28 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.8

🔷 AAAA Records (IPv6)2 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3108::ac42:2898	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3108:0:0:0:0:0/48	—	—
2606:4700:3108::ac42:2b68	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3108:0:0:0:0:0/48	—	—

🔐 HTTPS Records1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=172.66.40.152,172.66.43.104 ipv6hint=2606:4700:3108::ac42:2898,2606:4700:3108::ac42:2b68

📝 TXT Records1 records 146ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (3bustilbud.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.3bustilbud.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:postmaster@3bustilbud.dk

📬 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)

🔐 DNSSEC110ms

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	2413092772
Primary NS (MNAME)	danica.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

41ms

A

26ms

MX

33ms

AAAA

29ms

TXT

146ms

CAA

32ms

HTTPS

47ms

TLSA

237ms

SOA

0ms

MTA-STS

50ms

DNSSEC

110ms

SRV

77ms

Total

872ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 18:47:34	872ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-23 20:45:32	4733ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-22 20:01:03	7211ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-24 09:50:40	34163ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 06:01:38	1473ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 19:36:30	1541ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 12:58:41	2474ms	2 NS 2 A 1 MX	🔓 Insecure	View