cnrdev.dk

📜 Historical scan 2026-08-28 02:17:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cnrdev.dk is a .dk domain served by 2 nameservers (alan.ns.cloudflare.com, brit.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. 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 104ms

Nameserver	IP addresses	PTR	ASN / ISP
alan.ns.cloudflare.com	108.162.193.57 172.64.33.57 173.245.59.57 2606:4700:58::adf5:3b39 2803:f800:50::6ca2:c139 2a06:98c1:50::ac40:2139	alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com alan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
brit.ns.cloudflare.com	108.162.192.78 172.64.32.78 173.245.58.78 2606:4700:50::adf5:3a4e 2803:f800:50::6ca2:c04e 2a06:98c1:50::ac40:204e	brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.ns.cloudflare.com brit.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 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	in1-smtp.messagingengine.com	103.168.172.216 103.168.172.217 103.168.172.218 103.168.172.219 103.168.172.220 103.168.172.221 103.168.172.222 103.168.172.223	phl-mx-01.messagingengine.com phl-mx-02.messagingengine.com phl-mx-03.messagingengine.com phl-mx-04.messagingengine.com phl-mx-05.messagingengine.com phl-mx-06.messagingengine.com phl-mx-07.messagingengine.com phl-mx-08.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd
20	300s	in2-smtp.messagingengine.com	202.12.124.216 202.12.124.217 202.12.124.218 202.12.124.219	stl-mx-01.messagingengine.com stl-mx-02.messagingengine.com stl-mx-03.messagingengine.com stl-mx-04.messagingengine.com	AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd AS151847 Fastmail Pty Ltd

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	cnrdev.dk
🔶 Autoconfig	cnrdev.dk

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 102ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	1	443	autodiscover.fastmail.com
_imaps._tcp	0	1	993	imap.fastmail.com

📝 TXT Records#

1 records 219ms

TXT Record
v=spf1 include:spf.messagingengine.com ?all

✉️ SPF#

Policy	Record (cnrdev.dk)
?all (neutral)	v=spf1 include:spf.messagingengine.com ?all

📨 DMARC#

Policy	Record (_dmarc.cnrdev.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-07 17:03:59

www	104.21.34.212 172.67.165.147 2606:4700:3030::6815:22d4 2606:4700:3037::ac43:a593 (AS13335) (address records, no CNAME)
www vs bare domain	Only www resolves cnrdev.dk: no address www.cnrdev.dk: 104.21.34.212 172.67.165.147 2606:4700:3030::6815:22d4 2606:4700:3037::ac43:a593 (AS13335) (all like this)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

127ms

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	2410166566
Primary NS (MNAME)	alan.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#

104ms

58ms

48ms

AAAA

49ms

TXT

219ms

CAA

55ms

HTTPS

61ms

TLSA

108ms

SOA

0ms

MTA-STS

61ms

DNSSEC

127ms

SRV

102ms

Total

1598ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-23 12:02:01	658ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-20 01:28:20	785ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-16 11:44:18	1163ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-31 15:30:04	2208ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-29 21:26:22	5156ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-28 02:17:02 shown	1598ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-27 08:14:23	994ms	2 NS 0 A 2 MX	🔓 Insecure
2026-07-22 18:16:10	3035ms	2 NS 0 A 2 MX	🔓 Insecure
2026-07-01 23:13:12	2872ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-16 21:50:27	2486ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-16 21:30:03	1056ms	2 NS 0 A 2 MX	🔓 Insecure