ktlab.dk

📜 Historical scan 2026-09-17 12:47:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ktlab.dk is a .dk domain served by 2 nameservers (chan.ns.cloudflare.com, todd.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.26.70 is hosted by Cloudflare, Inc. (AS13335). 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
chan.ns.cloudflare.com	108.162.192.82 172.64.32.82 173.245.58.82 2606:4700:50::adf5:3a52 2803:f800:50::6ca2:c052 2a06:98c1:50::ac40:2052	chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com chan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
todd.ns.cloudflare.com	108.162.193.146 172.64.33.146 173.245.59.146 2606:4700:58::adf5:3b92 2803:f800:50::6ca2:c192 2a06:98c1:50::ac40:2192	todd.ns.cloudflare.com todd.ns.cloudflare.com todd.ns.cloudflare.com todd.ns.cloudflare.com todd.ns.cloudflare.com todd.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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.26.70	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.153	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.135.153
🔶 Autoconfig	104.21.26.70

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:8799	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:1a46	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=104.21.26.70,172.67.135.153 ech=AEX+DQBBhgAgACDm3tjxdtW+I7Rrx54zypSLOPGyp6b4vUJZNGc8GXNJNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:8799,2606:4700:3034::6815:1a46

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.ktlab.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:3c3d5130133545c38e1b2208392eeb82@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 2026-10-08 08:15:06

www	104.21.26.70 172.67.135.153 2606:4700:3031::ac43:8799 2606:4700:3034::6815:1a46 (AS13335) (address records, no CNAME)
www vs bare domain	Same network ktlab.dk: 104.21.26.70 172.67.135.153 2606:4700:3031::ac43:8799 2606:4700:3034::6815:1a46 (AS13335) www.ktlab.dk: 104.21.26.70 172.67.135.153 2606:4700:3031::ac43:8799 2606:4700:3034::6815:1a46 (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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414756944
Primary NS (MNAME)	chan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

37ms

38ms

36ms

AAAA

36ms

TXT

198ms

CAA

37ms

HTTPS

39ms

TLSA

60ms

SOA

0ms

MTA-STS

65ms

DNSSEC

115ms

SRV

69ms

Total

1253ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 08:15:06	424ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-01 05:57:08	669ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-30 05:46:54	581ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-17 12:47:00 shown	1253ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-11 11:11:37	1286ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-06 02:29:22	2894ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-28 10:20:05	1344ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-18 11:45:32	3256ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-14 02:08:04	1073ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-21 02:42:23	888ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-16 01:37:01	726ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-29 15:04:01	728ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-25 18:12:28	1036ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-17 11:55:58	635ms	2 NS 2 A 0 MX	🔒 Secure