cmer.dk DNS records

🖥️ Nameservers2 records 423ms

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 Records1 records 117ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cmer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::28 2a01:111:f403:ca09::4 2a01:111:f403:ca48::c 52.101.209.153 52.101.68.32 52.101.73.145 52.101.73.2	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 655ms

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

📝 TXT Records2 records 952ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC788ms

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

🏷️ SOA0ms

Field	Value
Serial	2413565773
Primary NS (MNAME)	jay.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

423ms

A

111ms

MX

117ms

AAAA

253ms

TXT

952ms

CAA

281ms

HTTPS

411ms

TLSA

902ms

SOA

0ms

MTA-STS

695ms

DNSSEC

788ms

SRV

655ms

Total

4501ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 18:00:49	4501ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-27 10:38:50	10017ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-21 18:54:18	10045ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-28 20:20:05	4416ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-27 19:52:16	25547ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-04 19:47:17	5125ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-03 18:25:17	1140ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-19 16:11:28	6720ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-16 22:53:05	50776ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-16 21:53:17	1689ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-16 21:30:41	2512ms	2 NS 0 A 1 MX	🔒 Secure	View