von-holten.dk DNS records

🖥️ Nameservers4 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.96.183.147	3600s	—	AS24800	BornFiber Service Provider ApS	185.96.180.0/22	🇩🇰 Denmark	Frederiksberg

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	vonholten-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::7 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 52.101.68.10 52.101.68.3 52.101.73.11 52.101.73.19	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.8
🔶 Autoconfig	185.96.183.147

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 166ms

TXT Record
google-site-verification=uPgbx2Od50y2Bw6STdPPLEouInc9vpnw8ySNzQc8yxc
MS=ms41536213
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.von-holten.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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
TXT	_acme-challenge.von-holten.dk	hpfDN4kbV7p4ghoYmoK2ScLl0fjzRCt-TiAyEPMtxN8

🔗 TLSA / DANE

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

🔐 DNSSEC88ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

39ms

A

43ms

MX

41ms

AAAA

45ms

TXT

166ms

CAA

36ms

HTTPS

65ms

TLSA

884ms

SOA

0ms

MTA-STS

74ms

DNSSEC

88ms

SRV

94ms

Total

2057ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 08:15:11	2057ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 12:16:11	17316ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 01:30:51	2173ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 16:29:38	936ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 02:51:59	632ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 04:40:40	1169ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 15:15:52	2078ms	4 NS 1 A 1 MX	🔒 Secure	View