rce.dk

Records from scan: 2026-09-20 19:18:01 · 2167ms total · last checked 2026-10-16 15:36 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rce.dk is a .dk domain served by 2 nameservers (asa.ns.cloudflare.com, jimmy.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.65.62 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.alias.proton.me, mx2.alias.proton.me. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
asa.ns.cloudflare.com	108.162.192.246 172.64.32.246 173.245.58.246 2606:4700:50::adf5:3af6 2803:f800:50::6ca2:c0f6 2a06:98c1:50::ac40:20f6	asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com asa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jimmy.ns.cloudflare.com	108.162.195.76 162.159.44.76 172.64.35.76 2606:4700:58::a29f:2c4c 2803:f800:50::6ca2:c34c 2a06:98c1:50::ac40:234c	jimmy.ns.cloudflare.com jimmy.ns.cloudflare.com jimmy.ns.cloudflare.com jimmy.ns.cloudflare.com jimmy.ns.cloudflare.com jimmy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 51ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.65.62	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.158.200	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 38ms

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

🔷 AAAA Records (IPv6)#

2 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:9ec8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:413e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.65.62,172.67.158.200 ech=AEX+DQBBJwAgACChLq47qQ/aXcgmKMeC1sywBTaI1Jnd0JcqfR24Zx8dcAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9ec8,2606:4700:3031::6815:413e

📝 TXT Records#

2 records 177ms

TXT Record
pm-verification=uyqpeapccgygsxoonmynpdanxnuxhh
v=spf1 include:alias.proton.me ~all

✉️ SPF#

Policy	Record (rce.dk)
~all (soft fail)	v=spf1 include:alias.proton.me ~all

📨 DMARC#

Policy	Record (_dmarc.rce.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#

checked 2026-10-09 07:22:20

www	NXDOMAIN
www vs bare domain	www does not resolve rce.dk: 104.21.65.62 172.67.158.200 2606:4700:3030::ac43:9ec8 2606:4700:3031::6815:413e (AS13335) www.rce.dk: no address (all like this)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	dkim._domainkey.alias.proton.me	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#

2 records 649ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.alias.proton.me	DANE-EE · SPKI · SHA-256	73B2D19CF53EE2FB4C4C92A023518318…
SMTP _25._tcp.mx2.alias.proton.me	DANE-EE · SPKI · SHA-256	73B2D19CF53EE2FB4C4C92A023518318…

🔐 DNSSEC#

114ms

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	2415244097
Primary NS (MNAME)	asa.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

31ms

51ms

38ms

AAAA

30ms

TXT

177ms

CAA

29ms

HTTPS

34ms

TLSA

649ms

SOA

0ms

MTA-STS

58ms

DNSSEC

114ms

SRV

54ms

Total

2167ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-20 19:18:01 shown	2167ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-26 21:50:29	845ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-25 01:54:31	1438ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-25 00:04:18	9085ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-21 21:55:38	6971ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-22 10:24:53	9424ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 22:33:43	933ms	2 NS 2 A 2 MX	🔓 Insecure