rexbjerg.dk

📜 Historical scan 2026-08-07 11:47:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rexbjerg.dk is a .dk domain served by 2 nameservers (alice.ns.cloudflare.com, derek.ns.cloudflare.com). It was registered on 14 August 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.simplelogin.co, mx2.simplelogin.co. The zone is DNSSEC-signed and validates, publishes a 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 59ms

Nameserver	IP addresses	PTR	ASN / ISP
alice.ns.cloudflare.com	108.162.192.60 172.64.32.60 173.245.58.60 2606:4700:50::adf5:3a3c 2803:f800:50::6ca2:c03c 2a06:98c1:50::ac40:203c	alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com alice.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
derek.ns.cloudflare.com	108.162.193.154 172.64.33.154 173.245.59.154 2606:4700:58::adf5:3b9a 2803:f800:50::6ca2:c19a 2a06:98c1:50::ac40:219a	derek.ns.cloudflare.com derek.ns.cloudflare.com derek.ns.cloudflare.com derek.ns.cloudflare.com derek.ns.cloudflare.com derek.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#

2 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.simplelogin.co	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx1.simplelogin.co mx2.simplelogin.co mx2.simplelogin.co mx1.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mx2.simplelogin.co	176.119.200.136 176.119.200.136 185.205.70.136 185.205.70.136	mx1.simplelogin.co mx2.simplelogin.co mx2.simplelogin.co mx1.simplelogin.co	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 8253ms

TXT Record
v=spf1 include:simplelogin.co -all

✉️ SPF#

Policy	Record (rexbjerg.dk)
-all (hard fail)	v=spf1 include:simplelogin.co -all

📨 DMARC#

Policy	Record (_dmarc.rexbjerg.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s

📬 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 2026-10-14 04:49:50

www	Exists, no address
www vs bare domain	Neither resolves rexbjerg.dk: no address www.rexbjerg.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
dkim	dkim._domainkey.simplelogin.co	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#

6 records 80ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.simplelogin.co	DANE-TA · SPKI · SHA-256	8D02536C887482BC34FF54E41D2BA659…
SMTP _25._tcp.mx1.simplelogin.co	DANE-TA · SPKI · SHA-256	E5545E211347241891C554A03934CDE9…
SMTP _25._tcp.mx1.simplelogin.co	DANE-EE · SPKI · SHA-256	6B56DC55058100C47BEF4BB8020D2A24…
SMTP _25._tcp.mx2.simplelogin.co	DANE-TA · SPKI · SHA-256	8D02536C887482BC34FF54E41D2BA659…
SMTP _25._tcp.mx2.simplelogin.co	DANE-TA · SPKI · SHA-256	E5545E211347241891C554A03934CDE9…
SMTP _25._tcp.mx2.simplelogin.co	DANE-EE · SPKI · SHA-256	6B56DC55058100C47BEF4BB8020D2A24…

🔐 DNSSEC#

149ms

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	2411540514
Primary NS (MNAME)	alice.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 22:38:05

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-08-14
Expires	2034-08-31 (2873d)

📋 WHOIS#

⏱️ Lookup Timing#

59ms

46ms

59ms

AAAA

55ms

TXT

8253ms

CAA

91ms

HTTPS

88ms

TLSA

80ms

SOA

0ms

MTA-STS

58ms

DNSSEC

149ms

SRV

157ms

Total

9147ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 04:49:50	1722ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-09 22:06:20	912ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-07 17:08:54	531ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-04 10:07:13	546ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-28 13:58:35	752ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-22 09:39:02	2538ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-06 02:04:13	765ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-02 23:08:17	1451ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-27 06:29:20	686ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-26 16:52:13	1097ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-07 11:47:25 shown	9147ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-31 18:57:40	9276ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-15 11:16:18	1819ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-03 09:32:06	1260ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-17 15:34:03	898ms	2 NS 0 A 2 MX	🔒 Secure