kostumer.dk DNS records

🖥️ Nameservers2 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
fatima.ns.cloudflare.com	108.162.194.188 162.159.38.188 172.64.34.188 2606:4700:50::a29f:26bc 2803:f800:50::6ca2:c2bc 2a06:98c1:50::ac40:22bc	fatima.ns.cloudflare.com fatima.ns.cloudflare.com fatima.ns.cloudflare.com fatima.ns.cloudflare.com fatima.ns.cloudflare.com fatima.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kipp.ns.cloudflare.com	108.162.195.240 162.159.44.240 172.64.35.240 2606:4700:58::a29f:2cf0 2803:f800:50::6ca2:c3f0 2a06:98c1:50::ac40:23f0	kipp.ns.cloudflare.com kipp.ns.cloudflare.com kipp.ns.cloudflare.com kipp.ns.cloudflare.com kipp.ns.cloudflare.com kipp.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.49.25	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.158.13	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	kostumer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 2a01:111:f403:ca09::c 52.101.68.25 52.101.73.2 52.101.73.24 52.101.73.8	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 52.98.154.136
🔶 Autoconfig	172.67.158.13

🔷 AAAA Records (IPv6)2 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3119	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:9e0d	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 27ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.49.25,172.67.158.13 ech=AEX+DQBB+gAgACDXo7/7SbY1FdAaP7bfge0cVMs2IPJyyK+rgWhh7CQ0awAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3119,2606:4700:3034::ac43:9e0d

📝 TXT Records2 records 318ms

TXT Record
google-site-verification=IWBQ5zdXFVvsrbl4XZcwtFSJtfytGghiRLxbLXYDViw
v=spf1 include:mail.zendesk.com include:sendgrid.net include:spf.protection.outlook.com include:trustpilotservice.com include:mailgun.org ~all

✉️ SPF

Policy	Record (kostumer.dk)
~all (soft fail)	v=spf1 include:mail.zendesk.com include:sendgrid.net include:spf.protection.outlook.com include:trustpilotservice.com include:mailgun.org ~all

📨 DMARC

Policy	Record (_dmarc.kostumer.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:info@kostumer.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)

🔐 DNSSEC122ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA28ms

Field	Value
Serial	2407052783
Primary NS (MNAME)	fatima.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

29ms

A

44ms

MX

31ms

AAAA

29ms

TXT

318ms

CAA

27ms

HTTPS

27ms

TLSA

1767ms

SOA

28ms

MTA-STS

45ms

DNSSEC

122ms

SRV

85ms

Total

2940ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 14:20:32	4358ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-20 10:51:03	4611ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-15 10:39:54	3475ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-10 13:43:10	1472ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-31 23:38:20	9425ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-06 20:43:35	3119ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-29 04:43:41	1906ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 20:17:25	2038ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 10:28:57	4541ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 23:36:33	2940ms	2 NS 2 A 1 MX	🔓 Insecure	View