ndrp.dk DNS records

🖥️ Nameservers2 records 63ms

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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
76.76.21.21	3600s	—	AS16509	Amazon.com, Inc.	76.76.21.0/24	🇺🇸 United States	Walnut

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ndrp-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca04::7 2a01:111:f403:ca09:: 52.101.68.25 52.101.73.15 52.101.73.16 52.101.73.24	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 181ms

TXT Record
MS=ms24156815
v=spf1 include:spf.protection.outlook.com include:_spf.resend.com -all

✉️ SPF

Policy	Record (ndrp.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.resend.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)

🔐 DNSSEC82ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081901
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

63ms

A

48ms

MX

52ms

AAAA

41ms

TXT

181ms

CAA

54ms

HTTPS

53ms

TLSA

374ms

SOA

0ms

MTA-STS

66ms

DNSSEC

82ms

SRV

79ms

Total

1000ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:53:51	1000ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 13:55:16	2585ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-05 13:11:58	2156ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 22:16:56	1007ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 20:28:26	2734ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 18:07:40	1193ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 11:02:58	1167ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 23:41:29	891ms	2 NS 1 A 1 MX	🔒 Secure	View