guldborg-tm.dk

📜 Historical scan 2026-06-21 04:09:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

guldborg-tm.dk is a .dk domain with no delegation in this scan. It was registered on 15 September 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

🖥️

No NS records found

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 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 2026-10-09 09:29:56

www	185.21.40.87 (AS48854) (address records, no CNAME)
www vs bare domain	Same network guldborg-tm.dk: 185.21.40.87 (AS48854) www.guldborg-tm.dk: 185.21.40.87 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

4 found

Selector	CNAME	Key
s1	s1.domainkey.u3194101.wl102.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u3194101.wl102.sendgrid.net	RSA · ~1024 bit below 2048 bit
selector1	selector1-guldborgtm-dk02b._domainkey.guldborgtm.q-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-guldborgtm-dk02b._domainkey.guldborgtm.q-v1.dkim.mail.microsoft	RSA · ~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.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

457ms

Check	Result
Validation Status	Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown).
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-06 04:31:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-09-15
Expires	2027-09-30 (346d)

📋 WHOIS#

⏱️ Lookup Timing#

229ms

311ms

186ms

AAAA

273ms

TXT

496ms

CAA

268ms

HTTPS

168ms

TLSA

18ms

SOA

247ms

MTA-STS

214ms

DNSSEC

457ms

SRV

360ms

Total

1153ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:29:56	2216ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 04:04:12	1193ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 04:02:56	236ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-04 03:53:23	114ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-03 03:51:57	243ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-02 03:48:49	779ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-01 03:38:22	1141ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 05:05:46	793ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 07:00:07	1792ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 22:52:55	2221ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 16:35:45	776ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 04:09:59 shown	1153ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 10:09:27	2577ms	2 NS 1 A 1 MX	🔒 Secure