cederstrom.dk

📜 Historical scan 2026-06-22 11:08:39  ·  ← 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 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   65ms

🌍 A Records#

🌍
No A records found

📧 MX Records#

7 records   40ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   198ms
TXT Record
v=spf1 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (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
wwwExists, no address
www vs bare domainNeither resolves
cederstrom.dk: no address
www.cederstrom.dk: no address
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

89ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset

🏷️ SOA#

59ms
FieldValue
Serial2407128694
Primary NS (MNAME)chance.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 04:55:34
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-10-18
Expires2030-12-31 (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).

DomainRegistrar
legarth.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
65ms
A
66ms
MX
40ms
AAAA
35ms
TXT
198ms
CAA
67ms
HTTPS
40ms
TLSA
50ms
SOA
59ms
MTA-STS
68ms
DNSSEC
89ms
SRV
80ms
Total
996ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 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 shown 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
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