arenfeldtadvice.dk DNS records

🖥️ Nameservers3 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records1 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.186.164.153	7200s	server7153.serverpark.dk	AS44869	FIBIA P/S	5.186.0.0/16	🇩🇰 Denmark	Frederiksberg

📧 MX Records1 records 68ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	arenfeldtadvice-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 2a01:111:f403:ca48::a 52.101.103.140 52.101.209.153 52.101.73.12 52.101.73.155	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr02cu00203.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
🔶 Autoconfig	5.186.164.153

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 137ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 380ms

TXT Record
MS=ms75000419
v=spf1 a mx include:_spf.serverpark.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (arenfeldtadvice.dk)
-all (hard fail)	v=spf1 a mx include:_spf.serverpark.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.arenfeldtadvice.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)

🔐 DNSSEC161ms

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

🏷️ SOA0ms

Field	Value
Serial	2023031001
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

59ms

A

59ms

MX

68ms

AAAA

53ms

TXT

380ms

CAA

63ms

HTTPS

68ms

TLSA

186ms

SOA

0ms

MTA-STS

152ms

DNSSEC

161ms

SRV

137ms

Total

1148ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 06:58:14	1148ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 14:09:57	1071ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:39:30	937ms	3 NS 1 A 1 MX	🔒 Secure	View