berendsohn.dk DNS records

🖥️ Nameservers4 records 47ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-eu.123ns.eu	2001:8d8:1801:71::1 82.165.64.26	— —	AS8560 IONOS SE AS8560 IONOS SE
ns2-eu.123ns.de	136.243.153.243 2a01:4f8:171:1c61::2	ns2-eu.123ns.eu ns2-eu.123ns.eu	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3-eu.123ns.eu	81.92.4.138	ns3-eu.123ns.eu	AS8820 tal.de GmbH
ns4-eu.123ns.de	2a01:239:0:c9::1 85.215.121.239	ns4-eu.123ns.eu ns4-eu.123ns.eu	AS8560 IONOS SE AS8560 IONOS SE

🌍 A Records1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.34	86400s	linux35.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
30	86400s	berendsohn-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::d 2a01:111:f403:ca09::1 2a01:111:f403:ca09::f 52.101.68.15 52.101.73.15 52.101.73.26 52.101.73.6	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am6pr04cu00306.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 93ms

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

📝 TXT Records2 records 754ms

TXT Record
MS=ms81974205
v=spf1 include:spf.protection.outlook.com include:spf.exclaimer.net -all

✉️ SPF

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

🔗 TLSA / DANE

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

🔐 DNSSEC109ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
Primary NS (MNAME)	ns1-eu.123ns.eu
Responsible (RNAME)	hostmaster@123ns.eu
Refresh	43200s
Retry	14400s
Expire	3600000s
Minimum (neg-cache TTL)	21400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

47ms

A

40ms

MX

42ms

AAAA

38ms

TXT

754ms

CAA

39ms

HTTPS

38ms

TLSA

358ms

SOA

0ms

MTA-STS

74ms

DNSSEC

109ms

SRV

93ms

Total

2520ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 01:51:17	2520ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-29 18:22:22	2949ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-16 14:21:38	857ms	4 NS 1 A 1 MX	🔓 Insecure	View