dfdf.dk DNS records

🖥️ Nameservers2 records 74ms

Nameserver	IP addresses	PTR	ASN / ISP
candy.ns.cloudflare.com	108.162.192.79 172.64.32.79 173.245.58.79 2606:4700:50::adf5:3a4f 2803:f800:50::6ca2:c04f 2a06:98c1:50::ac40:204f	candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com candy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kurt.ns.cloudflare.com	108.162.193.193 172.64.33.193 173.245.59.193 2606:4700:58::adf5:3bc1 2803:f800:50::6ca2:c1c1 2a06:98c1:50::ac40:21c1	kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com kurt.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 76ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.82.78	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.155.55	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	dfdf-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::d 52.101.68.21 52.101.73.12 52.101.73.126 52.101.73.19	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr04cu00803.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	172.67.155.55

🔷 AAAA Records (IPv6)2 records 98ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:9b37	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:524e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 80ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.82.78,172.67.155.55 ech=AEX+DQBBSAAgACDloa2eUxFnTrNkysPJSBndkuEgFcsOir9jlyeImsoFLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9b37,2606:4700:3035::6815:524e

🔌 SRV Records1 records 176ms

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

📝 TXT Records1 records 348ms

TXT Record
v=spf1 ip4:83.142.229.104 +a +mx include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (dfdf.dk)
-all (hard fail)	v=spf1 ip4:83.142.229.104 +a +mx include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.dfdf.dk)
p=quarantine	v=DMARC1; p=quarantine;
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email;

📬 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)

🔐 DNSSEC244ms

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

🏷️ SOA0ms

Field	Value
Serial	2413407223
Primary NS (MNAME)	candy.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

74ms

A

76ms

MX

67ms

AAAA

98ms

TXT

348ms

CAA

88ms

HTTPS

80ms

TLSA

825ms

SOA

0ms

MTA-STS

203ms

DNSSEC

244ms

SRV

176ms

Total

2294ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 04:06:44	2294ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-08 05:59:00	1959ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-26 08:20:42	9437ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-22 03:05:19	1566ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-11 21:30:18	3688ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-28 02:51:35	2199ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-27 07:20:08	1218ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-26 08:59:57	2664ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-19 16:20:36	2767ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 02:36:10	587ms	2 NS 2 A 1 MX	🔒 Secure	View