halvhjerne.dk

📜 Historical scan 2026-09-16 17:52:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

halvhjerne.dk is a .dk domain served by 2 nameservers (alina.ns.cloudflare.com, andy.ns.cloudflare.com). It was registered on 18 June 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.20.174 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
alina.ns.cloudflare.com	108.162.192.61 172.64.32.61 173.245.58.61 2606:4700:50::adf5:3a3d 2803:f800:50::6ca2:c03d 2a06:98c1:50::ac40:203d	alina.ns.cloudflare.com alina.ns.cloudflare.com alina.ns.cloudflare.com alina.ns.cloudflare.com alina.ns.cloudflare.com alina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
andy.ns.cloudflare.com	108.162.193.101 172.64.33.101 173.245.59.101 2606:4700:58::adf5:3b65 2803:f800:50::6ca2:c165 2a06:98c1:50::ac40:2165	andy.ns.cloudflare.com andy.ns.cloudflare.com andy.ns.cloudflare.com andy.ns.cloudflare.com andy.ns.cloudflare.com andy.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.20.174	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.193.67	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	209.85.233.27 2a00:1450:4010:c05::1b 2a00:1450:4010:c05::1b	lr-in-f27.1e100.net li-in-f27.1e100.net li-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemail.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx5.googlemail.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.20.174
🔶 Autoconfig	172.67.193.67

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:c143	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:14ae	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.20.174,172.67.193.67 ech=AEX+DQBBswAgACB9+SyyYsE2kMf2uyHaYG7wFjqXOkIZHkZyuGGwvwrAHAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c143,2606:4700:3036::6815:14ae

📝 TXT Records#

1 records 187ms

TXT Record
google-site-verification=ilQ5ECwwxlHtk1JYURZU2gCEQZVADIRseCe2fA8OAZI

✉️ 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 2026-10-16 16:01:35

www	104.21.20.174 172.67.193.67 2606:4700:3031::ac43:c143 2606:4700:3036::6815:14ae (AS13335) (address records, no CNAME)
www vs bare domain	Same network halvhjerne.dk: 104.21.20.174 172.67.193.67 2606:4700:3031::ac43:c143 2606:4700:3036::6815:14ae (AS13335) www.halvhjerne.dk: 104.21.20.174 172.67.193.67 2606:4700:3031::ac43:c143 2606:4700:3036::6815:14ae (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

119ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414799047
Primary NS (MNAME)	alina.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 19:38:14

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-06-18
Expires	2031-06-30 (1716d)

🔗 Same registrant#

2 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
tangc.dk	Punktum dk A/S (direct)
tcdev.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

34ms

30ms

AAAA

33ms

TXT

187ms

CAA

40ms

HTTPS

36ms

TLSA

222ms

SOA

0ms

MTA-STS

59ms

DNSSEC

119ms

SRV

65ms

Total

1835ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 18:38:32	781ms	2 NS 2 A 7 MX	🔓 Insecure
2026-09-16 17:52:41 shown	1835ms	2 NS 2 A 7 MX	🔓 Insecure
2026-09-11 06:02:00	1007ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-21 08:16:48	13661ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-20 07:16:14	17820ms	2 NS 2 A 7 MX	🔓 Insecure
2026-07-17 14:13:42	2980ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-27 12:27:49	2332ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-19 14:42:18	1255ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-17 10:48:29	1448ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-17 10:43:43	1002ms	2 NS 2 A 7 MX	🔓 Insecure