sonderborgtest.dk DNS records

🖥️ Nameservers4 records 68ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-06.azure-dns.com	13.107.236.6 2603:1061:0:700::6	ns1-06.azure-dns.com ns1-06.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-06.azure-dns.net	150.171.21.6 2620:1ec:8ec:700::6	ns2-06.azure-dns.net ns2-06.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-06.azure-dns.org	204.14.183.6 2a01:111:4000:700::6	ns3-06.azure-dns.org ns3-06.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-06.azure-dns.info	208.84.5.6 2620:1ec:bda:700::6	ns4-06.azure-dns.info ns4-06.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records

🌍

No A records found

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sonderborgtest-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 52.101.68.18 52.101.68.29 52.101.73.1 52.101.73.30	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.98.149.152

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 270ms

TXT Record
MS=ms57406830
v=spf1 include:_spf_a.sonderborg.dk include:_spf_b.sonderborg.dk -all

✉️ SPF

Policy	Record (sonderborgtest.dk)
-all (hard fail)	v=spf1 include:_spf_a.sonderborg.dk include:_spf_b.sonderborg.dk -all

📨 DMARC

Policy	Record (_dmarc.sonderborgtest.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:653640a21c83d@dmarc.centerasecurity.com; sp=quarantine; fo=1;

📬 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)

🔐 DNSSEC106ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA68ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-06.azure-dns.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

68ms

A

66ms

MX

54ms

AAAA

96ms

TXT

270ms

CAA

39ms

HTTPS

71ms

TLSA

1246ms

SOA

68ms

MTA-STS

51ms

DNSSEC

106ms

SRV

262ms

Total

2077ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 02:10:13	2077ms	4 NS 0 A 1 MX	🔒 Secure	View
2026-06-25 18:19:17	3931ms	4 NS 0 A 1 MX	🔒 Secure	View
2026-06-21 14:56:52	1158ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 00:42:27	902ms	4 NS 0 A 1 MX	🔒 Secure	View
2026-06-19 07:32:56	1423ms	4 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 13:15:58	808ms	4 NS 0 A 1 MX	🔒 Secure	View