rera.dk

📜 Historical scan 2026-08-23 23:10:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rera.dk is a .dk domain served by 2 nameservers (evelyn.ns.cloudflare.com, wilson.ns.cloudflare.com). It was registered on 26 October 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.rera.dk. The zone is not DNSSEC-signed, 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 91ms

Nameserver	IP addresses	PTR	ASN / ISP
evelyn.ns.cloudflare.com	108.162.194.213 162.159.38.213 172.64.34.213 2606:4700:50::a29f:26d5 2803:f800:50::6ca2:c2d5 2a06:98c1:50::ac40:22d5	evelyn.ns.cloudflare.com evelyn.ns.cloudflare.com evelyn.ns.cloudflare.com evelyn.ns.cloudflare.com evelyn.ns.cloudflare.com evelyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
wilson.ns.cloudflare.com	108.162.195.110 162.159.44.110 172.64.35.110 2606:4700:58::a29f:2c6e 2803:f800:50::6ca2:c36e 2a06:98c1:50::ac40:236e	wilson.ns.cloudflare.com wilson.ns.cloudflare.com wilson.ns.cloudflare.com wilson.ns.cloudflare.com wilson.ns.cloudflare.com wilson.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#

1 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.rera.dk	185.172.173.211	mail.rera.dk	AS215052 Din Server Group ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.rera.dk → 185.172.173.211
🔶 Autoconfig	mail.rera.dk → 185.172.173.211

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 395ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (rera.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.rera.dk)
p=reject	v=DMARC1;p=reject;rua=mailto:postmaster@rera.dk

📬 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 2026-10-13 01:20:40

www	NXDOMAIN
www vs bare domain	Neither resolves rera.dk: no address www.rera.dk: no address
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	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.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.rera.dk	hPXiNKVZkiFTPxoZYtZo_XIr5JDhsxfn1Kwibbo9X10
TXT	_acme-challenge.rera.dk	rGz6xt6LFmScaaviOYpqZT2V4XSTu9rFR21WPbUSt-4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

231ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2412918928
Primary NS (MNAME)	evelyn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 16:08:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-10-26
Expires	2027-10-25 (369d)

📋 WHOIS#

⏱️ Lookup Timing#

91ms

113ms

94ms

AAAA

82ms

TXT

395ms

CAA

89ms

HTTPS

110ms

TLSA

183ms

SOA

0ms

MTA-STS

118ms

DNSSEC

231ms

SRV

150ms

Total

2834ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 15:30:08	550ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-23 13:33:09	556ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-08 04:38:36	761ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-31 10:28:22	1999ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-23 23:10:03 shown	2834ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-11 12:20:52	3026ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-09 19:46:08	3017ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-24 22:01:27	8894ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-12 03:43:02	9826ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-08 12:43:12	736ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-20 18:15:28	835ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-17 23:07:32	957ms	2 NS 0 A 0 MX	🔓 Insecure