sdk.dk DNS records

🖥️ Nameservers2 records 124ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 126ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.215	3600s	prolinux4.curanet.dk	AS48854	Team.blue Denmark A/s	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 130ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10000s	sdk-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 2a01:111:f403:ca09::e 52.101.68.5 52.101.73.11 52.101.73.15 52.101.73.153	mail-db6pr03cu00105.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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
🔶 Autoconfig	185.21.41.215

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 229ms

TXT Record
facebook-domain-verification=v1zrd2ag30r9eurusfev9ba6a9y1xh
v=spf1 include:spf.protection.outlook.com +ip4:31.193.236.194 +ip4:31.193.236.193 +ip4:93.160.102.107 +ip4:93.165.154.246 include:spf.mandrillapp.com ?all

✉️ SPF

Policy	Record (sdk.dk)
?all (neutral)	v=spf1 include:spf.protection.outlook.com +ip4:31.193.236.194 +ip4:31.193.236.193 +ip4:93.160.102.107 +ip4:93.165.154.246 include:spf.mandrillapp.com ?all

📨 DMARC

Policy	Record (_dmarc.sdk.dk)
p=none (monitor only)	v=DMARC1; 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)

🔐 DNSSEC361ms

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

🏷️ SOA116ms

Field	Value
Serial	2025111101
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

124ms

A

126ms

MX

130ms

AAAA

125ms

TXT

229ms

CAA

125ms

HTTPS

136ms

TLSA

2163ms

SOA

116ms

MTA-STS

134ms

DNSSEC

361ms

SRV

865ms

Total

3296ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 06:28:17	3296ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 06:10:55	1181ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 23:25:02	765ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:31:23	992ms	2 NS 1 A 1 MX	🔒 Secure	View