aerzen.dk

Records from scan: 2026-10-09 12:31:50 · 1375ms total · last checked 2026-10-16 01:34 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aerzen.dk is a .dk domain served by 2 nameservers (ns01.online4u.no, ns02.online4u.no). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 64.28.8.35 is hosted by Globalconnect As (AS2116) in Norway. Mail is handled by aerzen-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 58ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.online4u.no	185.243.217.70	ns01.online4u.no	AS56655 Gigahost AS
ns02.online4u.no	64.28.8.34	ns02.online4u.no	AS2116 Globalconnect As

🌍 A Records#

1 records 76ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
64.28.8.35	3600s	ww01.online4u.no	AS2116	Globalconnect As	64.28.0.0/19	🇳🇴 Norway	Oslo

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	aerzen-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::f 2a01:111:f403:ca21::c 2a01:111:f403:ca3c::8 52.101.103.137 52.101.103.36 52.101.185.24 52.101.68.39	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-zrxpr07cu00100.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

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 242ms

TXT Record
MS=ms18060710
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (aerzen.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

🧩 Web & zone#

checked 2026-10-09 12:31:51

www	46.163.120.122 (AS61157) (address records, no CNAME)
www vs bare domain	Different networks aerzen.dk: 64.28.8.35 (AS2116) www.aerzen.dk: 46.163.120.122 (AS61157) (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

137ms

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

🏷️ SOA#

57ms

Field	Value
Serial	2022040104
Primary NS (MNAME)	ns01.online4u.no
Responsible (RNAME)	niclas@fahrstedt.aerzen.se
Refresh	1200s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

58ms

76ms

50ms

AAAA

57ms

TXT

242ms

CAA

73ms

HTTPS

49ms

TLSA

634ms

SOA

57ms

MTA-STS

87ms

DNSSEC

137ms

SRV

93ms

Total

1375ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 12:31:50 shown	1375ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-01 06:25:38	3110ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 05:03:23	703ms	2 NS 1 A 1 MX	🔓 Insecure
2026-07-01 23:53:30	1122ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 12:55:00	1680ms	2 NS 1 A 1 MX	🔓 Insecure