rer.dk

Records from scan: 2026-09-24 06:35:36 · 1052ms total · last checked 2026-10-16 02:56 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rer.dk is a .dk domain served by 2 nameservers (ns1.dlx.dk, ns2.dlx.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.126.6 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by mail.relay.dk, backup.relay.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dlx.dk	2a00:1b18:1337:1337::53 46.30.121.210	ns1.dlx.dk ns1.dlx.dk	AS47527 DLX A/S AS47527 DLX A/S
ns2.dlx.dk	185.208.212.124 2a00:1b19:1337:1337::53	ns2.dlx.dk ns2.dlx.dk	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.126.6	3600s	—	AS47527	DLX A/S	46.30.120.0/21	🇩🇰 Denmark	Herning

📧 MX Records#

2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.relay.dk	78.47.207.148	static.148.207.47.78.clients.your-server.de	AS24940 Hetzner Online GmbH
50	3600s	backup.relay.dk	78.47.207.148	static.148.207.47.78.clients.your-server.de	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	rer.dk → 46.30.126.6
🔶 Autoconfig	rer.dk → 46.30.126.6

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 122ms

TXT Record
v=spf1 mx ip4:78.47.207.144/29 ip4:46.30.121.118/32 ip4:46.30.121.122/32 a:mail.relay.dk include:_spf.google.com include:mailgun.org ~all

✉️ SPF#

Policy	Record (rer.dk)
~all (soft fail)	v=spf1 mx ip4:78.47.207.144/29 ip4:46.30.121.118/32 ip4:46.30.121.122/32 a:mail.relay.dk include:_spf.google.com include:mailgun.org ~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#

checked 2026-10-10 15:10:02

www	46.30.126.6 (AS47527) (address records, no CNAME)
www vs bare domain	Same network rer.dk: 46.30.126.6 (AS47527) www.rer.dk: 46.30.126.6 (AS47527)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	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: 8/10 · policy: ~all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.rer.dk	rer.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2016110202
Primary NS (MNAME)	ns1.dlx.dk
Responsible (RNAME)	ks@dlx.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

32ms

35ms

39ms

AAAA

30ms

TXT

122ms

CAA

48ms

HTTPS

33ms

TLSA

502ms

SOA

0ms

MTA-STS

57ms

DNSSEC

75ms

SRV

52ms

Total

1052ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 06:35:36 shown	1052ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-18 16:40:18	919ms	2 NS 1 A 2 MX	🔓 Insecure
2026-09-11 08:41:58	947ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-27 17:21:33	884ms	2 NS 1 A 2 MX	🔓 Insecure
2026-07-04 21:24:19	10146ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 23:24:02	3055ms	2 NS 1 A 2 MX	⚠️ Bogus