cederstrom.dk

📜 Historical scan 2026-09-15 11:13:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cederstrom.dk is a .dk domain served by 2 nameservers (chance.ns.cloudflare.com, noor.ns.cloudflare.com). It was registered on 18 October 1999 (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 and validates, 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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
chance.ns.cloudflare.com	108.162.195.33 162.159.44.33 172.64.35.33 2606:4700:58::a29f:2c21 2803:f800:50::6ca2:c321 2a06:98c1:50::ac40:2321	chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com chance.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
noor.ns.cloudflare.com	108.162.194.74 162.159.38.74 172.64.34.74 2606:4700:50::a29f:264a 2803:f800:50::6ca2:c24a 2a06:98c1:50::ac40:224a	noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.ns.cloudflare.com noor.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 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	108.177.14.27 2a00:1450:4010:c01::1a 2a00:1450:4010:c01::1a	lt-in-f27.1e100.net lh-in-f26.1e100.net lh-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemail.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 222ms

TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (cederstrom.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~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#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 07:22:27

www	Exists, no address
www vs bare domain	Neither resolves cederstrom.dk: no address www.cederstrom.dk: no address
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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.cederstrom.dk	3M3QQoFdXvqhxYfBfD7b0LrUrAXI1h_OsuLI0nIrpjc
TXT	_acme-challenge.cederstrom.dk	PJ0jEcOU1BeJuyS39hLwngwjJo7N4f0oyQIuaMLI5ZQ

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9082ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2414823595
Primary NS (MNAME)	chance.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 04:55:34

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-10-18
Expires	2030-12-31 (1535d)

🔗 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
legarth.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

61ms

73ms

AAAA

57ms

TXT

222ms

CAA

57ms

HTTPS

44ms

TLSA

106ms

SOA

0ms

MTA-STS

53ms

DNSSEC

9082ms

SRV

90ms

Total

10357ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 07:22:27	3201ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-13 04:42:29	918ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-27 18:15:07	3054ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-26 18:05:55	626ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-22 12:25:23	1168ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-15 11:31:45	4406ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-15 11:13:02 shown	10357ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-10 07:04:58	1233ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-09 07:28:12	1763ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-02 04:54:54	6482ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-31 19:33:01	3280ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-28 17:09:02	2190ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-25 13:52:28	1812ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-14 22:09:51	2004ms	2 NS 0 A 7 MX	🔒 Secure
2026-08-07 11:22:10	1716ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-18 13:29:25	1541ms	2 NS 0 A 7 MX	🔒 Secure
2026-07-12 13:26:09	1659ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-30 10:33:51	836ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-22 11:08:39	996ms	2 NS 0 A 7 MX	⚠️ Bogus
2026-06-18 19:29:14	3934ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-16 21:30:17	52372ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-16 20:21:13	2363ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-16 20:03:38	492ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-16 20:00:53	682ms	2 NS 0 A 7 MX	🔒 Secure