seculab.dk

📜 Historical scan 2026-06-30 15:45:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

seculab.dk is a .dk domain served by 2 nameservers (adam.ns.cloudflare.com, lily.ns.cloudflare.com). It was registered on 12 September 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.92.205 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by seculab-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
adam.ns.cloudflare.com	108.162.193.54 172.64.33.54 173.245.59.54 2606:4700:58::adf5:3b36 2803:f800:50::6ca2:c136 2a06:98c1:50::ac40:2136	adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lily.ns.cloudflare.com	108.162.192.130 172.64.32.130 173.245.58.130 2606:4700:50::adf5:3a82 2803:f800:50::6ca2:c082 2a06:98c1:50::ac40:2082	lily.ns.cloudflare.com lily.ns.cloudflare.com lily.ns.cloudflare.com lily.ns.cloudflare.com lily.ns.cloudflare.com lily.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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.92.205	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.197.181	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	seculab-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::5 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.68.36 52.101.68.39 52.101.73.16 52.101.73.8	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.8
🔶 Autoconfig	81.19.232.127

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:c5b5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:5ccd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.92.205,172.67.197.181 ech=AEX+DQBBugAgACCyEd5XDT42G/3ZQK6qy+VB22boICrvHEITCseSGlrXCwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:c5b5,2606:4700:3036::6815:5ccd

🔌 SRV Records#

1 records 61ms

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

📝 TXT Records#

1 records 267ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.seculab.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarcrua@seculab.dk; ruf=mailto:dmarcruf@seculab.dk; fo=1; adkim=s; aspf=s;

📬 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 2026-10-14 18:24:11

www	104.21.92.205 172.67.197.181 2606:4700:3034::ac43:c5b5 2606:4700:3036::6815:5ccd (AS13335) (address records, no CNAME)
www vs bare domain	Same network seculab.dk: 104.21.92.205 172.67.197.181 2606:4700:3034::ac43:c5b5 2606:4700:3036::6815:5ccd (AS13335) www.seculab.dk: 104.21.92.205 172.67.197.181 2606:4700:3034::ac43:c5b5 2606:4700:3036::6815:5ccd (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 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#

69ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

31ms

Field	Value
Serial	2407062739
Primary NS (MNAME)	adam.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 18:39:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-09-12
Expires	2027-09-30 (345d)

🔗 Same registrant#

1 domain

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
bidstruprasmussen.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

46ms

45ms

AAAA

38ms

TXT

267ms

CAA

43ms

HTTPS

47ms

TLSA

478ms

SOA

31ms

MTA-STS

54ms

DNSSEC

69ms

SRV

61ms

Total

1413ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 18:24:11	1254ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-30 20:55:27	978ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-27 19:17:59	1575ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-21 05:29:23	1029ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 06:43:59	1370ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-07 13:35:27	2077ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-11 08:37:00	3241ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-30 23:32:28	1141ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-30 15:45:58 shown	1413ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 13:31:35	2378ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 06:46:58	2082ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 10:19:10	2643ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 12:14:30	1593ms	2 NS 2 A 1 MX	🔒 Secure