sonderborghus.dk DNS records

🖥️ Nameservers3 records 97ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.19.154.92	600s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—

📧 MX Records1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	sonderborghus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 52.101.68.36 52.101.68.5 52.101.73.1 52.101.73.145	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am6pr02cu00301.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

📝 TXT Records3 records 191ms

TXT Record
_globalsign-domain-verification=tNwG9mtXaWAZ4bo-1Uaxrd3yOywTs2bg-6KSoiRWmC
MS=ms11014592
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.sonderborghus.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:vc7eg1e0@ag.eu.dmarcian.com; 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)

🔐 DNSSEC166ms

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

🏷️ SOA0ms

Field	Value
Serial	2026060402
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

97ms

A

64ms

MX

56ms

AAAA

56ms

TXT

191ms

CAA

60ms

HTTPS

82ms

TLSA

658ms

SOA

0ms

MTA-STS

105ms

DNSSEC

166ms

SRV

105ms

Total

1353ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 09:08:06	1353ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-30 05:35:37	32846ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 05:42:16	1173ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 18:20:13	3491ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 13:23:37	799ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 08:41:33	1073ms	3 NS 1 A 1 MX	🔒 Secure	View