codeart.dk DNS records

🖥️ Nameservers2 records 44ms

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.
pat.ns.cloudflare.com	108.162.192.139 172.64.32.139 173.245.58.139 2606:4700:50::adf5:3a8b 2803:f800:50::6ca2:c08b 2a06:98c1:50::ac40:208b	pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com pat.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.91.168	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.175.205	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	codeart-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09:: 2a01:111:f403:ca09::5 2a01:111:f403:ca09::d 52.101.68.15 52.101.68.16 52.101.68.25 52.101.73.1	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.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 → 52.98.149.136
🔶 Autoconfig	91.227.40.122

🔷 AAAA Records (IPv6)2 records 46ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:5ba8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:afcd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.91.168,172.67.175.205 ech=AEX+DQBBzwAgACDxJ2FjRTVzbxDzXLqpBDHANtNjZ8A7nB+a5Du49OcfGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5ba8,2606:4700:3036::ac43:afcd

🔌 SRV Records1 records 601ms

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

📝 TXT Records3 records 190ms

TXT Record
google-site-verification=mNnghbxfLb7JttLIN0Z0IrmEhCzqwVujHPoeYWiQaPs
MS=ms32105014
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (codeart.dk)
-all (hard fail)	v=spf1 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)

🔐 DNSSEC137ms

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

🏷️ SOA63ms

Field	Value
Serial	2405794118
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

44ms

A

42ms

MX

64ms

AAAA

46ms

TXT

190ms

CAA

52ms

HTTPS

47ms

TLSA

298ms

SOA

63ms

MTA-STS

2101ms

DNSSEC

137ms

SRV

601ms

Total

2930ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-06 11:25:56	2284ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-23 18:59:02	2236ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 07:19:39	1008ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 17:57:34	956ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:57:21	2930ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 21:43:52	887ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 21:40:11	4575ms	2 NS 2 A 1 MX	🔓 Insecure	View