dp37.dk DNS records

🖥️ Nameservers2 records 280ms

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 329ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.94	3600s	webcluster1.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 307ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dp37-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::8 2a01:111:f403:ca09::9 2a01:111:f403:ca48::a 52.101.68.32 52.101.73.126 52.101.73.153 52.101.73.22	mail-db5pr02cu00100.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.56
🔶 Autoconfig	46.30.213.94

🔷 AAAA Records (IPv6)1 records 150ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:f6:4978:acc5:a608	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 558ms

TXT Record
MS=ms58256391
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (dp37.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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)

🔐 DNSSEC454ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082903
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

280ms

A

329ms

MX

307ms

AAAA

150ms

TXT

558ms

CAA

195ms

HTTPS

186ms

TLSA

837ms

SOA

0ms

MTA-STS

229ms

DNSSEC

454ms

SRV

239ms

Total

2938ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 19:47:40	2938ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-29 17:55:14	2107ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 04:42:20	1030ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 21:40:37	1537ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 00:13:06	882ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 02:06:28	1153ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 16:59:26	1522ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 14:15:56	685ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:27:31	559ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:20:46	661ms	2 NS 1 A 1 MX	🔒 Secure	View