dong.dk DNS records

🖥️ Nameservers2 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	udns1.cscdns.net udns1.cscdns.net	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	udns2.cscdns.net udns2.cscdns.uk	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
204.74.99.103	300s	—	AS19905	Vercara, LLC	204.74.99.0/24	🇺🇸 United States	—

📧 MX Records1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	dong-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca09::9 2a01:111:f403:ca09::d 52.101.68.18 52.101.73.19 52.101.73.22 52.101.73.26	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 249ms

TXT Record
MS=ms31055422
v=spf1 ip4:194.28.248.218 ip4:194.28.248.221 include:spf.protection.outlook.com -all
ZSaQjh2cEJNS8xpvctYXYAiFZjiijfiBoRyGgzOHzt1j4m8faoXsJsupklgxxvHFcrSbfSGciDh5FTwftN+YnA==

✉️ SPF

Policy	Record (dong.dk)
-all (hard fail)	v=spf1 ip4:194.28.248.218 ip4:194.28.248.221 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.dong.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:aggregate@orsted.com; pct=100

📬 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)

🔐 DNSSEC75ms

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

🏷️ SOA56ms

Field	Value
Serial	2019102630
Primary NS (MNAME)	udns1.cscdns.net
Responsible (RNAME)	premiumdns@support.neustar
Refresh	10800s
Retry	1800s
Expire	3600000s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

54ms

A

55ms

MX

45ms

AAAA

69ms

TXT

249ms

CAA

54ms

HTTPS

56ms

TLSA

662ms

SOA

56ms

MTA-STS

88ms

DNSSEC

75ms

SRV

83ms

Total

1370ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 09:51:05	1370ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 04:10:26	511ms	2 NS 1 A 1 MX	🔓 Insecure	View