hammerslag.dk

📜 Historical scan 2026-09-28 19:20:01 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hammerslag.dk is a .dk domain served by 2 nameservers (achiel.ns.cloudflare.com, clara.ns.cloudflare.com). It was registered on 24 November 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.235 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
achiel.ns.cloudflare.com	108.162.195.123 162.159.44.123 172.64.35.123 2606:4700:58::a29f:2c7b 2803:f800:50::6ca2:c37b 2a06:98c1:50::ac40:237b	achiel.ns.cloudflare.com achiel.ns.cloudflare.com achiel.ns.cloudflare.com achiel.ns.cloudflare.com achiel.ns.cloudflare.com achiel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
clara.ns.cloudflare.com	108.162.194.219 162.159.38.219 172.64.34.219 2606:4700:50::a29f:26db 2803:f800:50::6ca2:c2db 2a06:98c1:50::ac40:22db	clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.235	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.156.136	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:9c88	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:7eb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.235,172.67.156.136 ech=AEX+DQBBIAAgACDv5+LOU7wPCIiuIKSJEVR1/Zy6LF+Lf7qoYdDfVjyqLgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9c88,2606:4700:3037::6815:7eb

📝 TXT Records#

1 records 184ms

TXT Record
v=spf1 a mx ip4:193.234.88.70 ip6:2a12:bec0:e03:0:d291:fff:fe71:bca8 ~all

✉️ SPF#

Policy	Record (hammerslag.dk)
~all (soft fail)	v=spf1 a mx ip4:193.234.88.70 ip6:2a12:bec0:e03:0:d291:fff:fe71:bca8 ~all

📨 DMARC#

Policy	Record (_dmarc.hammerslag.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:c2809c64634e4113904b83b30f8b1548@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 2026-10-21 03:49:35

www	104.21.7.235 172.67.156.136 2606:4700:3033::ac43:9c88 2606:4700:3037::6815:7eb (AS13335) (address records, no CNAME)
www vs bare domain	Same network hammerslag.dk: 104.21.7.235 172.67.156.136 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.hammerslag.dk: 104.21.7.235 172.67.156.136 2606:4700:3033::ac43:9c88 2606:4700:3037::6815:7eb (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

117ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2416053480
Primary NS (MNAME)	achiel.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 04:15:31

Field	Value
Registrar	GITC aps
Registered	2023-11-24
Expires	2026-11-23 (31d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

50ms

41ms

38ms

AAAA

49ms

TXT

184ms

CAA

31ms

HTTPS

33ms

TLSA

56ms

SOA

0ms

MTA-STS

77ms

DNSSEC

117ms

SRV

74ms

Total

1458ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 03:49:35	1242ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-09 09:43:12	547ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-28 19:20:01 shown	1458ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-27 19:06:12	610ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-24 18:15:50	532ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-23 23:13:01	1430ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-08 20:24:24	1536ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-31 18:18:55	560ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 13:09:34	1377ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-03 15:31:36	8995ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-24 10:53:38	1564ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 04:27:43	892ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 07:21:25	892ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 10:20:35	2926ms	2 NS 2 A 0 MX	🔓 Insecure