merrild-jensen.dk DNS records

🖥️ Nameservers2 records 62ms

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
46.30.215.79	3600s	webcluster1.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	merrildjensen-dk01i.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::20 2a01:111:f403:ca09::8 2a01:111:f403:ca48::c 52.101.68.18 52.101.68.21 52.101.73.19 52.101.73.8	mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:7a:ae27:d061:8736	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

🔌 SRV Records1 records 86ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records5 records 178ms

TXT Record
_custspf.one.com
google-site-verification=E32Rfz6JmsJiLOOgEgKeE-CaMy8x8EW1zb-N2a6k8gc
MS=ms96427300
v=spf1 include:servers.mcsv.net ?all
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (merrild-jensen.dk)
?all (neutral)	v=spf1 include:servers.mcsv.net ?all
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.merrild-jensen.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC103ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081401
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

62ms

A

46ms

MX

42ms

AAAA

41ms

TXT

178ms

CAA

42ms

HTTPS

40ms

TLSA

185ms

SOA

0ms

MTA-STS

82ms

DNSSEC

103ms

SRV

86ms

Total

889ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:40:06	889ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 02:10:17	1615ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 17:22:40	1236ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 22:17:59	3576ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 18:09:44	1849ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 22:55:32	1080ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 11:27:55	4623ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:48:02	1130ms	2 NS 1 A 1 MX	🔒 Secure	View