theilmann-it.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
amir.ns.cloudflare.com	108.162.193.62 172.64.33.62 173.245.59.62 2606:4700:58::adf5:3b3e 2803:f800:50::6ca2:c13e 2a06:98c1:50::ac40:213e	amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com amir.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kami.ns.cloudflare.com	108.162.192.177 172.64.32.177 173.245.58.177 2606:4700:50::adf5:3ab1 2803:f800:50::6ca2:c0b1 2a06:98c1:50::ac40:20b1	kami.ns.cloudflare.com kami.ns.cloudflare.com kami.ns.cloudflare.com kami.ns.cloudflare.com kami.ns.cloudflare.com kami.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.64.5	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.173.184	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	theilmannit-dk02c.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::9 2a01:111:f403:ca09::9 2a01:111:f403:ca48::8 52.101.181.153 52.101.73.15 52.101.73.153 52.101.73.6	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.24

🔷 AAAA Records (IPv6)2 records 24ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:4005	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:adb8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 26ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.64.5,172.67.173.184 ech=AEX+DQBBRwAgACDPbTCWcV+McLVVNspbOGWAbzzTs7tbSKf0Ltkd1UPwPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4005,2606:4700:3037::ac43:adb8

📝 TXT Records1 records 163ms

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

✉️ SPF

Policy	Record (theilmann-it.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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.theilmann-it.dk	5xKpaHwbYEMM4rwIjt8qluUESVomyWPwJDNEiYeuKm4
TXT	_acme-challenge.theilmann-it.dk	J8WgB3XH_-XbMhPfC9TSlBY8lI0-vliJTKdhLCkdYA4

🔗 TLSA / DANE

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

🔐 DNSSEC114ms

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

🏷️ SOA0ms

Field	Value
Serial	2413573737
Primary NS (MNAME)	amir.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

33ms

A

35ms

MX

36ms

AAAA

24ms

TXT

163ms

CAA

32ms

HTTPS

26ms

TLSA

306ms

SOA

0ms

MTA-STS

46ms

DNSSEC

114ms

SRV

72ms

Total

1578ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 02:19:31	1578ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-28 13:44:33	1724ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 12:26:56	1060ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 11:23:19	1692ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-08 01:48:28	2006ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-12 09:40:30	3237ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-03 18:04:11	3131ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 17:28:02	3000ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 16:19:42	1108ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 04:50:40	1046ms	2 NS 2 A 1 MX	🔓 Insecure	View