123-kort.dk DNS records

🖥️ Nameservers2 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
duke.ns.cloudflare.com	108.162.193.110 172.64.33.110 173.245.59.110 2606:4700:58::adf5:3b6e 2803:f800:50::6ca2:c16e 2a06:98c1:50::ac40:216e	duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
erin.ns.cloudflare.com	108.162.192.113 172.64.32.113 173.245.58.113 2606:4700:50::adf5:3a71 2803:f800:50::6ca2:c071 2a06:98c1:50::ac40:2071	erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com erin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.10.186	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.175	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records5 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c09::1b 2a00:1450:4010:c09::1b 74.125.131.27	lk-in-x1b.1e100.net lk-in-f27.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)2 records 29ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:aba	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:83af	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.10.186,172.67.131.175 ech=AEX+DQBBggAgACBHclfMwy7DK1vdiZ9AuCfuwGxzs/GXAluTLq+3REqFJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:aba,2606:4700:3036::ac43:83af

📝 TXT Records2 records 149ms

TXT Record
google-site-verification=xDaR0RH_JoNcWQ7P2QO7PLf-SwBwgll_L8CXedKCJO4
v=spf1 include:_spf.google.com include:sendgrid.net ~all

✉️ SPF

Policy	Record (123-kort.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:sendgrid.net ~all

📨 DMARC

Policy	Record (_dmarc.123-kort.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+y2rrguxpjoo@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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)

🔐 DNSSEC114ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2410720126
Primary NS (MNAME)	duke.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

40ms

A

27ms

MX

32ms

AAAA

29ms

TXT

149ms

CAA

40ms

HTTPS

45ms

TLSA

123ms

SOA

0ms

MTA-STS

72ms

DNSSEC

114ms

SRV

92ms

Total

1302ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-02 12:18:16	1302ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-07-09 01:38:30	1872ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-24 22:57:50	1026ms	2 NS 2 A 5 MX	🔓 Insecure	View
2026-06-16 12:45:52	686ms	2 NS 2 A 5 MX	🔓 Insecure	View