madsostergaard.dk

📜 Historical scan 2026-10-05 22:41:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

madsostergaard.dk is a .dk domain served by 2 nameservers (lars.ns.cloudflare.com, naomi.ns.cloudflare.com). It was registered on 18 December 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.70.150 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by madsostergaard-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
lars.ns.cloudflare.com	108.162.193.195 172.64.33.195 173.245.59.195 2606:4700:58::adf5:3bc3 2803:f800:50::6ca2:c1c3 2a06:98c1:50::ac40:21c3	lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com lars.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
naomi.ns.cloudflare.com	108.162.192.208 172.64.32.208 173.245.58.208 2606:4700:50::adf5:3ad0 2803:f800:50::6ca2:c0d0 2a06:98c1:50::ac40:20d0	naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.ns.cloudflare.com naomi.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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.70.150	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.136.193	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	madsostergaard-dk.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca09::28 2a01:111:f403:ca21::10 2a01:111:f403:ca21::e 52.101.68.21 52.101.68.27 52.101.73.153 52.101.73.155	mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr02cu00203.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	172.67.136.193

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:4696	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:88c1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.70.150,172.67.136.193 ech=AEX+DQBByQAgACARSEyUUoZDvfB1o3sPlAi1YnRXQeF2vwdq1lVonPoVEgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:4696,2606:4700:3037::ac43:88c1

📝 TXT Records#

2 records 196ms

TXT Record
MS=ms38101349
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.madsostergaard.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:m@madsostergaard.dk; ruf=mailto:m@madsostergaard.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-19 19:38:15

www	104.21.70.150 172.67.136.193 2606:4700:3037::6815:4696 2606:4700:3037::ac43:88c1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network madsostergaard.dk: 104.21.70.150 172.67.136.193 2606:4700:3037::6815:4696 2606:4700:3037::ac43:88c1 (AS13335) www.madsostergaard.dk: 104.21.70.150 172.67.136.193 2606:4700:3037::6815:4696 2606:4700:3037::ac43:88c1 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

120ms

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

🏷️ SOA#

32ms

Field	Value
Serial	2416687343
Primary NS (MNAME)	lars.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-19 20:10:56

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-12-18
Expires	2026-12-31 (72d)

🔗 Same registrant#

12 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
it-fjernundervisning.dk	Punktum dk A/S (direct)
madsøstergaard.dk	Punktum dk A/S (direct)
nh-kontoret.dk	Punktum dk A/S (direct)
nhkontoret.dk	Punktum dk A/S (direct)
postkasselabels.dk	Punktum dk A/S (direct)
postkassemaerkater.dk	Punktum dk A/S (direct)
postkassemaerker.dk	Punktum dk A/S (direct)
postkassemærkater.dk	Punktum dk A/S (direct)
postkassemærker.dk	Punktum dk A/S (direct)
scient-data.dk	Punktum dk A/S (direct)
scientdata.dk	Punktum dk A/S (direct)
stoppestedetnh.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

39ms

37ms

AAAA

43ms

TXT

196ms

CAA

40ms

HTTPS

34ms

TLSA

677ms

SOA

32ms

MTA-STS

66ms

DNSSEC

120ms

SRV

89ms

Total

1442ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 19:38:15	3257ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 22:41:10 shown	1442ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 17:42:39	2874ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-10 01:35:28	1772ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-21 11:57:33	2017ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 22:35:04	1067ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 17:23:44	911ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 05:51:01	1449ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 21:28:23	966ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 14:40:41	2007ms	2 NS 2 A 1 MX	🔓 Insecure