headless.dk

📜 Historical scan 2026-09-19 05:33:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

headless.dk is a .dk domain served by 4 nameservers (pns21.cloudns.net, pns22.cloudns.net, pns23.cloudns.net and 1 more). It was registered on 15 March 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.107.169.23 is hosted by BornFiber Service Provider ApS (AS24800) in Denmark. Mail is handled by mx.szn.dk, benji.szn.dk. The zone is DNSSEC-signed and validates, 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#

4 records 104ms

Nameserver	IP addresses	PTR	ASN / ISP
pns21.cloudns.net	185.136.96.96 2a06:fb00:1::1:96	pns21.cloudns.net pns21.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns22.cloudns.net	185.136.97.96 2a06:fb00:1::2:96	pns22.cloudns.net pns22.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns23.cloudns.net	185.136.98.96 2a06:fb00:1::3:96	pns23.cloudns.net pns23.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns24.cloudns.net	185.136.99.96 2a06:fb00:1::4:96	pns24.cloudns.net pns24.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

1 records 197ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.107.169.23	3600s	bornmesh.dk	AS24800	BornFiber Service Provider ApS	185.107.168.0/22	🇩🇰 Denmark	Rønne

📧 MX Records#

2 records 135ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.szn.dk	185.107.169.23 2a00:4820:3f60:f00:9b03:9cf8:73f2:a355	bornmesh.dk mx.szn.dk	AS24800 BornFiber Service Provider ApS AS24800 BornFiber Service Provider ApS
20	3600s	benji.szn.dk	2a01:7e01::f03c:91ff:fe2c:3d7d	benji.szn.dk	AS63949 Akamai Connected Cloud

🔷 AAAA Records (IPv6)#

1 records 152ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:4820:31b0:0:dacb:8aff:feba:55d7	3600s	—	AS24800	BornFiber Service Provider ApS	2a00:4820:0:0:0:0:0:0/32	🇩🇰 Denmark	Rønne

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 482ms

TXT Record
The Headless Way
v=spf1 a mx include:_spf.szn.dk -all

✉️ SPF#

Policy	Record (headless.dk)
-all (hard fail)	v=spf1 a mx include:_spf.szn.dk -all

📨 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#

2 records 156ms

Flags	Tag	Value
0	iodef	mailto:klaus@seistrup.dk
0	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-05 06:26:46

www	Address record (no CNAME)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 489ms

Service / Owner	Type	Cert association
SMTP _25._tcp.benji.szn.dk	DANE-EE · SPKI · SHA-256	77F3A197C4C674959D044D6B4C0252B7…
SMTP _25._tcp.mx.szn.dk	DANE-EE · SPKI · SHA-256	77F3A197C4C674959D044D6B4C0252B7…

🔐 DNSSEC#

251ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026091402
Primary NS (MNAME)	pns21.cloudns.net
Responsible (RNAME)	kas@port53.dk
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-05 06:59:34

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-03-15
Expires	2027-04-30 (195d)

📋 WHOIS#

⏱️ Lookup Timing#

104ms

197ms

135ms

AAAA

152ms

TXT

482ms

CAA

156ms

HTTPS

162ms

TLSA

489ms

SOA

0ms

MTA-STS

127ms

DNSSEC

251ms

SRV

392ms

Total

6029ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 06:26:46	8516ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-28 05:04:35	808ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-19 05:33:27 shown	6029ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-12 02:58:57	893ms	4 NS 1 A 2 MX	🔒 Secure
2026-09-04 02:32:15	6945ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-27 17:01:49	9784ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-26 21:52:38	5565ms	4 NS 1 A 2 MX	🔒 Secure
2026-08-06 15:56:17	1619ms	4 NS 1 A 2 MX	🔒 Secure
2026-07-17 00:16:32	1075ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-29 10:52:51	3402ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-23 08:28:03	3418ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-22 15:07:50	1171ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 11:47:51	2403ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-19 23:54:12	3268ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-17 11:02:48	3300ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-17 11:02:44	5181ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-17 10:56:28	7222ms	4 NS 1 A 2 MX	🔒 Secure
2026-06-17 10:55:00	2465ms	4 NS 1 A 2 MX	🔒 Secure