dahlem.dk

📜 Historical scan 2026-06-22 07:42:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dahlem.dk is a .dk domain served by 2 nameservers (dalary.ns.cloudflare.com, olof.ns.cloudflare.com). It was registered on 21 August 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed but currently fails validation, has no DMARC policy and has no IPv6 address. 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
dalary.ns.cloudflare.com	108.162.194.220 162.159.38.220 172.64.34.220 2606:4700:50::a29f:26dc 2803:f800:50::6ca2:c2dc 2a06:98c1:50::ac40:22dc	dalary.ns.cloudflare.com dalary.ns.cloudflare.com dalary.ns.cloudflare.com dalary.ns.cloudflare.com dalary.ns.cloudflare.com dalary.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
olof.ns.cloudflare.com	108.162.195.51 162.159.44.51 172.64.35.51 2606:4700:58::a29f:2c33 2803:f800:50::6ca2:c333 2a06:98c1:50::ac40:2333	olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com olof.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

7 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	aspmx.l.google.com	142.250.147.27 2a00:1450:4010:c01::1b 2a00:1450:4010:c01::1b	rd-in-f27.1e100.net lh-in-x1b.1e100.net lh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	600s	alt1.aspmx.l.google.com	172.253.152.26 2404:6800:4003:c26::1b	yulpptr-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	600s	alt2.aspmx.l.google.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	600s	aspmx2.googlemail.com	192.178.211.27 2404:6800:4000:1025::1b	lcbomp-in-f27.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	600s	aspmx3.googlemail.com	172.253.158.26 2404:6800:4008:c01::1a	so-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	600s	aspmx4.googlemail.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	600s	aspmx5.googlemail.com	192.178.230.27 2404:6800:400b:c01b::1b	yunrtab-in-f27.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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 02:34:47

www	104.21.67.213 172.67.181.96 2606:4700:3030::6815:43d5 2606:4700:3030::ac43:b560 (AS13335) (address records, no CNAME)
www vs bare domain	Only www resolves dahlem.dk: no address www.dahlem.dk: 104.21.67.213 172.67.181.96 2606:4700:3030::6815:43d5 2606:4700:3030::ac43:b560 (AS13335) (all like this)
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

60ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'dahlem.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

68ms

Field	Value
Serial	2406671950
Primary NS (MNAME)	dalary.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 19:32:14

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-08-21
Expires	2035-09-30 (3270d)

🔗 Same registrant#

1 domain

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
bedibia.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

40ms

AAAA

68ms

TXT

215ms

CAA

39ms

HTTPS

37ms

TLSA

59ms

SOA

68ms

MTA-STS

41ms

DNSSEC

60ms

SRV

68ms

Total

700ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 04:52:25	709ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-02 23:40:24	888ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-01 23:38:35	1066ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-27 22:50:06	786ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-27 04:49:17	836ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-25 04:23:16	858ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-04 08:55:40	1967ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-09 17:00:35	8630ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-07 00:18:48	10921ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-28 03:00:28	18041ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-17 22:45:36	1429ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-27 02:38:37	820ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-22 07:42:32 shown	700ms	2 NS 0 A 7 MX	⚠️ Bogus
2026-06-20 09:08:36	580ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-20 03:19:52	1420ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-16 23:49:21	507ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-16 23:41:14	624ms	2 NS 0 A 7 MX	🔒 Secure