nemko.dk DNS records

🖥️ Nameservers2 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
clark.ns.cloudflare.com	108.162.193.87 172.64.33.87 173.245.59.87 2606:4700:58::adf5:3b57 2803:f800:50::6ca2:c157 2a06:98c1:50::ac40:2157	clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
virginia.ns.cloudflare.com	108.162.194.37 162.159.38.37 172.64.34.37 2606:4700:50::a29f:2625 2803:f800:50::6ca2:c225 2a06:98c1:50::ac40:2225	virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com virginia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.52.208	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.230	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)2 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:34d0	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:cbe6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.52.208,172.67.203.230 ech=AEX+DQBBqgAgACBToaOlI/XdWcaBs2n/e11+KUwoMzGMzoAzloPSQDMwAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:34d0,2606:4700:3035::ac43:cbe6

📝 TXT Records1 records 200ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (nemko.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.nemko.dk)
p=reject	v=DMARC1; p=reject

📬 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)

🔐 DNSSEC68ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413501628
Primary NS (MNAME)	clark.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

54ms

A

49ms

MX

52ms

AAAA

58ms

TXT

200ms

CAA

44ms

HTTPS

61ms

TLSA

62ms

SOA

0ms

MTA-STS

71ms

DNSSEC

68ms

SRV

72ms

Total

1098ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 11:53:57	1098ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-30 10:50:26	1922ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-17 08:33:11	1038ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-07 03:44:23	1047ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-12 19:59:04	934ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-26 11:43:23	5963ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-24 11:34:05	1176ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 06:54:51	1034ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-18 16:36:12	1057ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 13:23:10	789ms	2 NS 2 A 0 MX	🔒 Secure	View