ndf.dk DNS records

🖥️ Nameservers2 records 57ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.116.31.16	3600s	—	AS31027	GlobalConnect A/S	87.116.0.0/18	🇩🇰 Denmark	—

📧 MX Records1 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ndf-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::10 2a01:111:f403:ca04::7 2a01:111:f403:ca09::7 52.101.68.25 52.101.68.5 52.101.73.126 52.101.73.8	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 163ms

TXT Record
MS=ms65560640
v=spf1 mx a ip4:83.136.92.178 ip4:93.191.155.19 a:smtpout.pro.dk a:scm.pro.dk a:smtpout.pro.dk include:_spf.createsend.com include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (ndf.dk)
-all (hard fail)	v=spf1 mx a ip4:83.136.92.178 ip4:93.191.155.19 a:smtpout.pro.dk a:scm.pro.dk a:smtpout.pro.dk include:_spf.createsend.com include:spf.protection.outlook.com include:_custspf.one.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC91ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081304
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

57ms

A

47ms

MX

51ms

AAAA

65ms

TXT

163ms

CAA

62ms

HTTPS

63ms

TLSA

310ms

SOA

0ms

MTA-STS

73ms

DNSSEC

91ms

SRV

71ms

Total

1239ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:15:24	1239ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 09:45:03	6090ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 23:56:11	2023ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 12:17:42	3016ms	2 NS 1 A 1 MX	🔒 Secure	View