oleknudsen.dk DNS records

🖥️ Nameservers2 records 196ms

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 167ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.66.124.107	3600s	web7.redhost.dk	AS47292	Sentia Denmark A/S	77.66.124.0/23	🇩🇰 Denmark	—

📧 MX Records3 records 170ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	oleknudsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::8 2a01:111:f403:ca09::5 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.3 52.101.68.36 52.101.68.39	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.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.oleknudsen.dk	83.92.180.98	—	AS3292 TDC Holding A/S
100	43200s	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	77.66.124.107

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 379ms

TXT Record
MS=ms55267127
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (oleknudsen.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)

🔐 DNSSEC275ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080701
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

196ms

A

167ms

MX

170ms

AAAA

205ms

TXT

379ms

CAA

190ms

HTTPS

175ms

TLSA

979ms

SOA

0ms

MTA-STS

223ms

DNSSEC

275ms

SRV

278ms

Total

5597ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-10 11:52:57	5597ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-23 03:55:20	6259ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-08 15:29:45	17396ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-21 14:33:47	3095ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-20 18:45:56	952ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 15:58:44	1622ms	2 NS 1 A 3 MX	⚠️ Bogus	View
2026-06-17 17:12:14	1494ms	2 NS 1 A 3 MX	🔒 Secure	View