jesperhorn.dk DNS records

🖥️ Nameservers5 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.d-n-s.dk	185.215.92.135	—	AS209959 Mark Weber Andersen
ns2.d-n-s.dk	185.215.92.136	—	AS209959 Mark Weber Andersen
ns3.d-n-s.dk	185.215.92.137	—	AS209959 Mark Weber Andersen
ns4.d-n-s.dk	185.215.92.138	—	AS209959 Mark Weber Andersen
ns5.d-n-s.dk	185.215.92.139	—	AS209959 Mark Weber Andersen

🌍 A Records1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
52.142.195.141	3600s	web346.mwahost.com	AS8075	Microsoft Corporation	52.136.0.0/13	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 171ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	jesperhorn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::a 2a01:111:f403:ca09::4 2a01:111:f403:ca09::f 52.101.68.29 52.101.68.3 52.101.73.2 52.101.73.28	mail-db7pr03cu00601.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 52.98.154.136

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 294ms

Service	Priority	Weight	Port	Target
_imaps._tcp	0	0	993	jesperhorn.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 526ms

TXT Record
DNS-Service by D-N-S.DK
MS=ms53355668
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.jesperhorn.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@jesperhorn.dk; ruf=mailto:dmarc@jesperhorn.dk;

📬 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)

🔐 DNSSEC72ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA127ms

Field	Value
Serial	2025031702
Primary NS (MNAME)	ns1.d-n-s.dk
Responsible (RNAME)	hostmaster@d-n-s.dk
Refresh	7200s
Retry	120s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

32ms

A

44ms

MX

171ms

AAAA

89ms

TXT

526ms

CAA

80ms

HTTPS

55ms

TLSA

359ms

SOA

127ms

MTA-STS

82ms

DNSSEC

72ms

SRV

294ms

Total

1190ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 04:10:07	1190ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 04:21:41	5224ms	5 NS 1 A 1 MX	🔓 Insecure	View