secdatacom.dk

📜 Historical scan 2026-09-30 23:58:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

secdatacom.dk is a .dk domain served by 2 nameservers (jaziel.ns.cloudflare.com, sureena.ns.cloudflare.com). It was registered on 25 June 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.206 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by secdatacom-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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
jaziel.ns.cloudflare.com	108.162.195.55 162.159.44.55 172.64.35.55 2606:4700:58::a29f:2c37 2803:f800:50::6ca2:c337 2a06:98c1:50::ac40:2337	jaziel.ns.cloudflare.com jaziel.ns.cloudflare.com jaziel.ns.cloudflare.com jaziel.ns.cloudflare.com jaziel.ns.cloudflare.com jaziel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sureena.ns.cloudflare.com	108.162.194.126 162.159.38.126 172.64.34.126 2606:4700:50::a29f:267e 2803:f800:50::6ca2:c27e 2a06:98c1:50::ac40:227e	sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.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 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.206	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.46	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	600s	secdatacom-dk.mail.protection.outlook.com	2a01:111:f403:ca09::26 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::12 2a01:111:f403:ca48::e 52.101.103.162 52.101.181.156 52.101.209.31 52.101.73.153	mail-am8pr83cu00106.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3ce	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:832e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 43ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.206,172.67.131.46 ech=AEX+DQBBEgAgACCwaK7PCpaZAyTO+w4sUlgWGSG+/t/DPHwvrninBJj1FwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3ce,2606:4700:3036::ac43:832e

🔌 SRV Records#

1 records 436ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

8 records 197ms

TXT Record
anthropic-domain-verification-1648c4=iiljtJ4bNscAWFeXE7BzmEE7Z
apple-domain-verification=hROL1ZM0iL0aZMds
google-site-verification=sOXRwpHm1IXQub3f_Y-fPtNrTzKEaBxz4JSWeIyYTFQ
J3tbBTBa/jiOMmqE6fA6q5p8WWqAuAR4mRYsivAns1QPOhXdPvhZHYNUIUN4XDvWA+Gjm+gAX9IFmouV017dHA==
ms-domain-verification=f1cd1381-15c7-4277-80af-c3bfacafa05a
OPE0068154
v=spf1 +include:_cloud.secdatacom.dk +include:_spf.webmercs.com +include:sendgrid.net +include:spf.protection.outlook.com +include:spf1.emarketeer.com +include:spfa.cpmails.com +ip4:5.9.105.215 -all
ZOOM_verify_55XDUehg0lbkuUxTa89w1r

✉️ SPF#

Policy	Record (secdatacom.dk)
-all (hard fail)	v=spf1 +include:_cloud.secdatacom.dk +include:_spf.webmercs.com +include:sendgrid.net +include:spf.protection.outlook.com +include:spf1.emarketeer.com +include:spfa.cpmails.com +ip4:5.9.105.215 -all

📨 DMARC#

Policy	Record (_dmarc.secdatacom.dk)
p=reject	v=DMARC1; p=reject; pct=10; rua=mailto:secdatacomgroup@eu.cp-dmarc.com

📬 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 2026-10-10 01:59:11

www	104.21.3.206 172.67.131.46 2606:4700:3031::6815:3ce 2606:4700:3036::ac43:832e (AS13335) (address records, no CNAME)
www vs bare domain	Same network secdatacom.dk: 104.21.3.206 172.67.131.46 2606:4700:3031::6815:3ce 2606:4700:3036::ac43:832e (AS13335) www.secdatacom.dk: 104.21.3.206 172.67.131.46 2606:4700:3031::6815:3ce 2606:4700:3036::ac43:832e (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-secdatacom-dk._domainkey.secdatacom.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: 9/10 · policy: -all

warn 9 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.secdatacom.dk	ailprR4_RgfBM-ysxMOD-XMNygErhORCGF2JL7ok8_U
TXT	_acme-challenge.secdatacom.dk	c3nOp-FGPMEtbBNs1xzDuMbU3lgFL4KkjZQHJTfEWVA
TXT	_acme-challenge.secdatacom.dk	jjMNYuVdhGfXseKGxHcXUu8s0Ih5_yC3MsONlZBrmtE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

85ms

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

🏷️ SOA#

53ms

Field	Value
Serial	2414562933
Primary NS (MNAME)	jaziel.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 01:14:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1996-06-25
Expires	2028-06-30 (617d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

60ms

45ms

AAAA

52ms

TXT

197ms

CAA

49ms

HTTPS

43ms

TLSA

394ms

SOA

53ms

MTA-STS

54ms

DNSSEC

85ms

SRV

436ms

Total

1486ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 01:59:11	1129ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 01:00:10	1203ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-06 00:32:14	4888ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-03 00:12:00	1044ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 23:58:07 shown	1486ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 19:39:43	904ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-16 16:41:18	1666ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-09 15:12:54	1021ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-07 03:31:49	3653ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 05:55:15	2469ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-17 19:49:37	3484ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 10:11:37	2333ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-11 04:16:18	9614ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-06 18:29:09	2139ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-16 09:42:57	1902ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-15 09:29:21	1525ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 21:41:44	1554ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-21 12:16:34	723ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 00:03:00	1878ms	2 NS 1 A 1 MX	🔓 Insecure