dahl-soerensen.dk DNS records

🖥️ Nameservers2 records 48ms

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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.221.252.76	600s	—	AS42876	Unit IT Services ApS	77.221.224.0/19	🇩🇰 Denmark	Taastrup

📧 MX Records2 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	43200s	dahlsoerensen-dk01b.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 52.101.103.39 52.101.68.25 52.101.73.28 52.101.73.8	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr05cu00204.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
10	43200s	mail.dahl-soerensen.dk	81.19.233.25	—	AS47292 Sentia Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	dahl-soerensen.dk → 77.221.252.76

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 160ms

TXT Record
MS=ms87260485

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.dahl-soerensen.dk	dahl-soerensen.dk

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC84ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082501
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

48ms

A

46ms

MX

36ms

AAAA

47ms

TXT

160ms

CAA

43ms

HTTPS

45ms

TLSA

4038ms

SOA

0ms

MTA-STS

66ms

DNSSEC

84ms

SRV

68ms

Total

4844ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 00:06:00	4844ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-28 01:29:54	1584ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 15:54:25	2883ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 15:00:16	1674ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-26 09:48:22	1546ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 03:10:20	1032ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 10:22:48	933ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 23:45:48	754ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 23:40:36	686ms	2 NS 1 A 2 MX	🔒 Secure	View