l-oestergaard.dk DNS records

🖥️ Nameservers2 records 78ms

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 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.131	3600s	webcluster4.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	381s	loestergaard-dk0c.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::4 2a01:111:f403:ca09::d 2a01:111:f403:ca48::a 52.101.68.21 52.101.68.27 52.101.68.3 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.228.216

🔷 AAAA Records (IPv6)1 records 70ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:1a:9d7a:f711:4754	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 Records1 records 243ms

TXT Record
v=spf1 mx a ip4:93.90.117.177/24 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (l-oestergaard.dk)
-all (hard fail)	v=spf1 mx a ip4:93.90.117.177/24 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)

🔐 DNSSEC207ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082301
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

78ms

A

85ms

MX

45ms

AAAA

70ms

TXT

243ms

CAA

74ms

HTTPS

68ms

TLSA

125ms

SOA

0ms

MTA-STS

148ms

DNSSEC

207ms

SRV

8069ms

Total

9021ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-24 13:57:15	9021ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 18:05:02	4344ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 05:41:02	7291ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 19:43:58	1655ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 13:43:28	1712ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 18:05:46	801ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 22:37:09	1161ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 04:10:47	957ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 04:10:07	3170ms	2 NS 1 A 1 MX	🔒 Secure	View