nsfiltration.dk DNS records

🖥️ Nameservers2 records 174ms

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 162ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.5.39.178	3600s	da3.nordicwebdesign.dk	AS49974	Bo data ApS	213.5.32.0/21	🇩🇰 Denmark	Vildbjerg

📧 MX Records1 records 309ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	nsfiltration-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::7 52.101.68.32 52.101.68.8 52.101.73.2 52.101.73.6	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am6pr04cu00306.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	autodiscover.outlook.com → 40.99.155.232
🔶 Autoconfig	213.5.39.178

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 546ms

TXT Record
v=spf1 ptr:da3.nordicwebdesign.dk mx:da3.nordicwebdesign.dk a:smtp.eero.dk ip4:213.5.39.178 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (nsfiltration.dk)
-all (hard fail)	v=spf1 ptr:da3.nordicwebdesign.dk mx:da3.nordicwebdesign.dk a:smtp.eero.dk ip4:213.5.39.178 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.nsfiltration.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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)

🔐 DNSSEC457ms

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

🏷️ SOA170ms

Field	Value
Serial	2026032401
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

174ms

A

162ms

MX

309ms

AAAA

312ms

TXT

546ms

CAA

230ms

HTTPS

297ms

TLSA

320ms

SOA

170ms

MTA-STS

306ms

DNSSEC

457ms

SRV

373ms

Total

2399ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 03:13:17	2399ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 18:42:17	924ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 13:01:23	2445ms	2 NS 1 A 1 MX	🔒 Secure	View