dmarc.dk DNS records

🖥️ Nameservers2 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
serena.ns.cloudflare.com	108.162.192.220 172.64.32.220 173.245.58.220 2606:4700:50::adf5:3adc 2803:f800:50::6ca2:c0dc 2a06:98c1:50::ac40:20dc	serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tom.ns.cloudflare.com	108.162.193.147 172.64.33.147 173.245.59.147 2606:4700:58::adf5:3b93 2803:f800:50::6ca2:c193 2a06:98c1:50::ac40:2193	tom.ns.cloudflare.com tom.ns.cloudflare.com tom.ns.cloudflare.com tom.ns.cloudflare.com tom.ns.cloudflare.com tom.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.26.6	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.24	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mx01.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx01.mail.icloud.com mx02.mail.icloud.com mx3.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com ic4-privaterelay.appleid.com smtp1.ic4-privaterelay.appleid.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.
10	43200s	mx02.mail.icloud.com	17.42.251.62 17.42.251.62 17.42.251.62 17.56.9.31 17.56.9.31 17.57.152.5 17.57.152.5 17.57.152.5 17.57.152.5 17.57.154.33 17.57.154.33 17.57.155.25 17.57.155.25 17.57.156.30 17.57.156.30	mx3.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com smtp1.ic4-privaterelay.appleid.com ic4-privaterelay.appleid.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com mx01.mail.icloud.com mx02.mail.icloud.com mx02.mail.icloud.com mx01.mail.icloud.com	AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc. AS714 Apple Inc.

🔷 AAAA Records (IPv6)2 records 26ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:1a06	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:8718	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.26.6,172.67.135.24 ech=AEX+DQBBcAAgACBV/Zb5wHhwHaTFZTaHf11B2qZwTkWmffxMbdJAki9BNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:1a06,2606:4700:3037::ac43:8718

📝 TXT Records3 records 141ms

TXT Record
apple-domain=ofQX5d2STHkCQgPV
openpgp4fpr:44801601ec7b9ae9ff29ae006ae7765f0ce86676
v=spf1 include:icloud.com ~all

✉️ SPF

Policy	Record (dmarc.dk)
~all (soft fail)	v=spf1 include:icloud.com ~all

📨 DMARC

Policy	Record (_dmarc.dmarc.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:44e91c4f48cf4bfa8dc128946ec9bdbe@dmarc-reports.cloudflare.net,mailto:sh0izc5x@ag.dmarcian.com;

📬 MTA-STS277ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	2024032401
max_age	172800s
Policy MX	mx01.mail.icloud.com, mx02.mail.icloud.com

📈 TLSRPT

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@apxhe1k9.uriports.com

📜 CAA Records13 records 24ms

Flags	Tag	Value
0	iodef	mailto:henrik@schack.dk
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	globalsign.com
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	sectigo.com
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🔗 TLSA / DANE

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

🔐 DNSSEC110ms

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

🏷️ SOA0ms

Field	Value
Serial	2413531526
Primary NS (MNAME)	serena.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

34ms

A

34ms

MX

31ms

AAAA

26ms

TXT

141ms

CAA

24ms

HTTPS

32ms

TLSA

84ms

SOA

0ms

MTA-STS

277ms

DNSSEC

110ms

SRV

51ms

Total

2244ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 07:59:23	2244ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-28 23:13:05	1981ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-27 16:43:00	1497ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-03 18:27:26	2259ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-23 11:14:30	2321ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-18 06:14:26	1819ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-11 12:38:28	1632ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-10 01:24:34	1708ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-08 14:40:22	10535ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-27 09:40:15	1258ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-26 09:21:55	1146ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-17 03:55:12	3299ms	2 NS 2 A 2 MX	🔒 Secure	View