cmer.dk

Records from scan: 2026-10-08 20:22:04 · 2941ms total · last checked 2026-10-17 08:51 (unchanged)

⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 47ms

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 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cmer-dk.mail.protection.outlook.com	2a01:111:f403:ca09::24 2a01:111:f403:ca09::28 2a01:111:f403:ca38::8 2a01:111:f403:ca38::a 52.101.185.21 52.101.68.12 52.101.73.120 52.101.91.162	mail-am6pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-matpr04cu00302.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 103ms

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

📝 TXT Records#

2 records 195ms

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#

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#

130ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

45ms

Field	Value
Serial	2416934137
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#

47ms

43ms

78ms

AAAA

45ms

TXT

195ms

CAA

53ms

HTTPS

37ms

TLSA

1312ms

SOA

45ms

MTA-STS

93ms

DNSSEC

130ms

SRV

103ms

Total

2941ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 20:22:04 shown	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	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