m365demo.dk

Records from scan: 2026-10-04 03:32:46 · 1529ms total · last checked 2026-10-18 20:50 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

m365demo.dk is a .dk domain served by 2 nameservers (roman.ns.cloudflare.com, thea.ns.cloudflare.com). It was registered on 26 June 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.63 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by m365demo-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
roman.ns.cloudflare.com	108.162.195.103 162.159.44.103 172.64.35.103 2606:4700:58::a29f:2c67 2803:f800:50::6ca2:c367 2a06:98c1:50::ac40:2367	roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com roman.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
thea.ns.cloudflare.com	108.162.194.247 162.159.38.247 172.64.34.247 2606:4700:50::a29f:26f7 2803:f800:50::6ca2:c2f7 2a06:98c1:50::ac40:22f7	thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.63	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.153.62	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	m365demo-dk.mail.protection.outlook.com	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136

🔷 AAAA Records (IPv6)#

2 records 39ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:993e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:33f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.63,172.67.153.62 ech=AEX+DQBB1wAgACC/BUzDbKBWF3w+1EDJe++mJ3TC7k8DD/jlAVL/EfUmHgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:993e,2606:4700:3037::6815:33f

🔌 SRV Records#

1 records 80ms

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

📝 TXT Records#

2 records 184ms

TXT Record
h43udgb9amh621isrkd07l5l7n
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (m365demo.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.m365demo.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email

📬 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

🧩 Web & zone#

checked 2026-10-08 05:02:29

www	34.102.136.180 (AS396982) (address records, no CNAME)
www vs bare domain	Different networks m365demo.dk: 104.21.3.63 172.67.153.62 2606:4700:3030::ac43:993e 2606:4700:3037::6815:33f (AS13335) www.m365demo.dk: 34.102.136.180 (AS396982) (all like this)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-m365demo-dk._domainkey.ateaanlj.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-m365demo-dk._domainkey.ateaanlj.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.m365demo.dk	_c7TtwB9PkMglMUPCUrOrdUWd2mdkPG08n6vxp8UQT4
TXT	_acme-challenge.m365demo.dk	yODisE06vkLh2HmFgoCjKyPzTPSfqtleFL7XFt2QDrw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

69ms

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

🏷️ SOA#

43ms

Field	Value
Serial	2415858780
Primary NS (MNAME)	roman.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-11 06:12:31

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-06-26
Expires	2027-06-30 (254d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

44ms

30ms

AAAA

39ms

TXT

184ms

CAA

56ms

HTTPS

39ms

TLSA

657ms

SOA

43ms

MTA-STS

52ms

DNSSEC

69ms

SRV

80ms

Total

1529ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 03:32:46 shown	1529ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 04:28:25	1006ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 03:59:23	1039ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-21 03:30:18	1726ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-01 15:34:12	1452ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 02:00:11	1529ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-29 04:47:41	3051ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-22 23:10:18	987ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 10:29:08	1978ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 12:18:40	638ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:56:57	2645ms	2 NS 2 A 1 MX	🔓 Insecure