cmer.dk

📜 Historical scan 2026-08-21 18:54:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cmer.dk is a .dk domain served by 2 nameservers (jay.ns.cloudflare.com, novalee.ns.cloudflare.com). It was registered on 14 December 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by cmer-dk.mail.protection.outlook.com. 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 228ms

Nameserver	IP addresses	PTR	ASN / ISP
jay.ns.cloudflare.com	108.162.193.123 172.64.33.123 173.245.59.123 2606:4700:58::adf5:3b7b 2803:f800:50::6ca2:c17b 2a06:98c1:50::ac40:217b	jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com jay.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
novalee.ns.cloudflare.com	108.162.194.182 162.159.38.182 172.64.34.182 2606:4700:50::a29f:26b6 2803:f800:50::6ca2:c2b6 2a06:98c1:50::ac40:22b6	novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.ns.cloudflare.com novalee.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 247ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cmer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca09::5 2a01:111:f403:ca09::9 2a01:111:f403:ca09::d 52.101.68.16 52.101.68.39 52.101.73.24 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 363ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 628ms

TXT Record
MS=ms51271325
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (cmer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.cmer.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:69197d7111c24727b8750f5859a8ea35@dmarc-reports.cloudflare.net;

📬 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 2026-10-08 20:22:04

www	Exists, no address
www vs bare domain	Neither resolves cmer.dk: no address www.cmer.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
selector1	selector1-cmer-dk._domainkey.eriksendk.onmicrosoft.com	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#

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

🔐 DNSSEC#

461ms

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	2412786934
Primary NS (MNAME)	jay.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 20:41:12

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-12-14
Expires	2026-12-31 (74d)

📋 WHOIS#

⏱️ Lookup Timing#

228ms

250ms

247ms

AAAA

353ms

TXT

628ms

CAA

241ms

HTTPS

324ms

TLSA

1409ms

SOA

0ms

MTA-STS

399ms

DNSSEC

461ms

SRV

363ms

Total

10045ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 20:22:04	2941ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-07 20:21:44	1587ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-30 12:14:55	625ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-26 00:06:49	742ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-24 23:56:38	1031ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-17 05:05:00	868ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-07 01:06:32	2987ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-31 18:00:49	4501ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-27 10:38:50	10017ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-21 18:54:18 shown	10045ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-28 20:20:05	4416ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-27 19:52:16	25547ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-04 19:47:17	5125ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-03 18:25:17	1140ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-19 16:11:28	6720ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 22:53:05	50776ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 21:53:17	1689ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 21:30:41	2512ms	2 NS 0 A 1 MX	🔒 Secure