sonderborg22.dk DNS records

🖥️ Nameservers4 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-01.azure-dns.com	13.107.236.1 2603:1061:0:700::1	ns1-01.azure-dns.com ns1-01.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-01.azure-dns.net	150.171.21.1 2620:1ec:8ec:700::1	ns2-01.azure-dns.net ns2-01.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-01.azure-dns.org	204.14.183.1 2a01:111:4000:700::1	ns3-01.azure-dns.org ns3-01.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-01.azure-dns.info	208.84.5.1 2620:1ec:bda:700::1	ns4-01.azure-dns.info ns4-01.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records

🌍

No A records found

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sonderborg22-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::3 2a01:111:f403:ca09::f 2a01:111:f403:ca48::a 52.101.209.153 52.101.73.1 52.101.73.22 52.101.73.24	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 225ms

TXT Record
MS=ms68425578
v=spf1 include:_spf_a.sonderborg.dk include:_spf_b.sonderborg.dk -all

✉️ SPF

Policy	Record (sonderborg22.dk)
-all (hard fail)	v=spf1 include:_spf_a.sonderborg.dk include:_spf_b.sonderborg.dk -all

📨 DMARC

Policy	Record (_dmarc.sonderborg22.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)

🔐 DNSSEC117ms

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

🏷️ SOA0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-01.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

35ms

A

55ms

MX

49ms

AAAA

61ms

TXT

225ms

CAA

52ms

HTTPS

37ms

TLSA

591ms

SOA

0ms

MTA-STS

108ms

DNSSEC

117ms

SRV

83ms

Total

1291ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 14:13:36	1291ms	4 NS 0 A 1 MX	🔒 Secure	View
2026-06-30 03:38:42	1221ms	4 NS 0 A 1 MX	🔒 Secure	View
2026-06-18 04:37:56	1084ms	4 NS 0 A 1 MX	🔒 Secure	View