adosecurity.dk

📜 Historical scan 2026-06-20 15:53:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

adosecurity.dk is a .dk domain served by 2 nameservers (eloise.ns.cloudflare.com, ridge.ns.cloudflare.com). It was registered on 5 May 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.41 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by adosecurity-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 93ms

Nameserver	IP addresses	PTR	ASN / ISP
eloise.ns.cloudflare.com	108.162.194.208 162.159.38.208 172.64.34.208 2606:4700:50::a29f:26d0 2803:f800:50::6ca2:c2d0 2a06:98c1:50::ac40:22d0	eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com eloise.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ridge.ns.cloudflare.com	108.162.195.139 162.159.44.139 172.64.35.139 2606:4700:58::a29f:2c8b 2803:f800:50::6ca2:c38b 2a06:98c1:50::ac40:238b	ridge.ns.cloudflare.com ridge.ns.cloudflare.com ridge.ns.cloudflare.com ridge.ns.cloudflare.com ridge.ns.cloudflare.com ridge.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 83ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.41	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.208.189	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	adosecurity-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::c 2a01:111:f403:ca04::e 2a01:111:f403:ca09::b 52.101.68.21 52.101.68.32 52.101.73.11 52.101.73.30	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.98.16.55

🔷 AAAA Records (IPv6)#

2 records 94ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:d0bd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:3529	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 97ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.41,172.67.208.189 ech=AEX+DQBBzAAgACDuL1U47DdoVdkUXB7C9EoHNR/ZnpfvKlAFlQbiOxAaFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:d0bd,2606:4700:3034::6815:3529

🔌 SRV Records#

1 records 167ms

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

📝 TXT Records#

3 records 377ms

TXT Record
google-site-verification=IOtSFVG2t2s1Sq6uBHQGnVaHWSs9F7E_dodlyemVYos
MS=ms33324234
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.adosecurity.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:7b0d262ccd6d4a01819b180fe462c4d1@dmarc-reports.cloudflare.net;

📬 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 2026-10-15 22:35:53

www	104.21.53.41 172.67.208.189 2606:4700:3035::ac43:d0bd 2606:4700:3037::6815:3529 (AS13335) (address records, no CNAME)
www vs bare domain	Same network adosecurity.dk: 104.21.53.41 172.67.208.189 2606:4700:3035::ac43:d0bd 2606:4700:3037::6815:3529 (AS13335) www.adosecurity.dk: 104.21.53.41 172.67.208.189 2606:4700:3035::ac43:d0bd 2606:4700:3037::6815:3529 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-adosecurity-dk._domainkey.adosecurity.d-v1.dkim.mail.microsoft	RSA · ~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.adosecurity.dk	rYgzhXvq8gqZTWPCX5Jz5YQseCYJXwjRujqwkS4dSHE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

223ms

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

🏷️ SOA#

69ms

Field	Value
Serial	2406902048
Primary NS (MNAME)	eloise.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 19:55:53

Field	Value
Registrar	Simply.com A/S
Registered	2025-05-05
Expires	2027-05-04 (197d)

🔗 Same registrant#

3 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
1tk.dk	ONE.COM A/S
office-ltk.dk	ONE.COM A/S
office365-notifications.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

93ms

83ms

89ms

AAAA

94ms

TXT

377ms

CAA

73ms

HTTPS

97ms

TLSA

321ms

SOA

69ms

MTA-STS

111ms

DNSSEC

223ms

SRV

167ms

Total

1641ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 22:35:53	1257ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 03:35:26	1401ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-06 02:15:07	1501ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-20 17:21:26	1616ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 18:50:28	1546ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 04:33:58	2590ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-08 11:45:02	2900ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-04 16:07:59	6451ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 11:39:05	7076ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 10:15:28	1522ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 05:38:39	1225ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 00:00:37	2993ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 15:59:35	1142ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 15:53:19 shown	1641ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 04:14:57	1071ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 13:18:30	1293ms	2 NS 2 A 1 MX	🔓 Insecure