kthk.dk

📜 Historical scan 2026-06-18 06:44:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kthk.dk is a .dk domain served by 2 nameservers (gabe.ns.cloudflare.com, sue.ns.cloudflare.com). It was registered on 4 September 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.117 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by smtp.google.com. The zone is not DNSSEC-signed, has no 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
gabe.ns.cloudflare.com	108.162.193.114 172.64.33.114 173.245.59.114 2606:4700:58::adf5:3b72 2803:f800:50::6ca2:c172 2a06:98c1:50::ac40:2172	gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com gabe.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sue.ns.cloudflare.com	108.162.192.145 172.64.32.145 173.245.58.145 2606:4700:50::adf5:3a91 2803:f800:50::6ca2:c091 2a06:98c1:50::ac40:2091	sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.ns.cloudflare.com sue.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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.29.117	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.171.123	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	smtp.google.com	108.177.14.26 172.253.130.26 172.253.130.27 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0f::1b 2a00:1450:4010:c0f::1b 2a00:1450:4010:c20::1b 74.125.131.26 74.125.131.27	lt-in-f26.1e100.net yulppbn-in-f26.1e100.net yulppbn-in-f27.1e100.net lu-in-f26.1e100.net lu-in-x1a.1e100.net lu-in-x1b.1e100.net lu-in-f27.1e100.net lt-in-x1b.1e100.net lt-in-f27.1e100.net yulppbn-in-f27.1e100.net lu-in-f26.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	81.19.232.116
🔶 Autoconfig	81.19.232.116

🔷 AAAA Records (IPv6)#

2 records 34ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:1d75	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:ab7b	—	—	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=104.21.29.117,172.67.171.123 ech=AEX+DQBBvgAgACBJni85WGHe97uPSIHOOQhUxAzLI4MySMevNjtzivHyJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:1d75,2606:4700:3036::ac43:ab7b

📝 TXT Records#

1 records 260ms

TXT Record
google-site-verification=3hTEu8n9f6IKhcUgstqXbTAXbnGa3WhM0vp78C3x7GM

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-09 19:34:27

www	104.21.29.117 172.67.171.123 2606:4700:3031::ac43:ab7b 2606:4700:3036::6815:1d75 (AS13335) (address records, no CNAME)
www vs bare domain	Same network kthk.dk: 104.21.29.117 172.67.171.123 2606:4700:3031::ac43:ab7b 2606:4700:3036::6815:1d75 (AS13335) www.kthk.dk: 104.21.29.117 172.67.171.123 2606:4700:3031::ac43:ab7b 2606:4700:3036::6815:1d75 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

144ms

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

🏷️ SOA#

38ms

Field	Value
Serial	2404763791
Primary NS (MNAME)	gabe.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 04:30:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-09-04
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

36ms

AAAA

34ms

TXT

260ms

CAA

32ms

HTTPS

34ms

TLSA

113ms

SOA

38ms

MTA-STS

50ms

DNSSEC

144ms

SRV

103ms

Total

1083ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 17:57:43	964ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 09:02:46	593ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 16:51:40	2491ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-17 21:49:54	1478ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 06:23:59	733ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 00:27:31	1484ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 06:23:32	3410ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-18 20:57:59	2918ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 06:44:29 shown	1083ms	2 NS 2 A 1 MX	🔓 Insecure