sus.dk DNS records

🖥️ Nameservers2 records 146ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 121ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.254	600s	linux32.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 129ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::9 2a01:111:f403:ca09::6 2a01:111:f403:ca09::e 52.101.68.32 52.101.73.15 52.101.73.26 52.101.73.28	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 52.96.158.200
🔶 Autoconfig	185.21.41.254

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 208ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 270ms

TXT Record
apple-domain-verification=QvuoDxkjxwoTx7ch
MS=ms24571094
v=spf1 ip4:178.249.49.46 ip4:185.21.41.254 a:sus.dk a:survey.sus.dk include:spf.protection.outlook.com include:servers.mcsv.net -all

✉️ SPF

Policy	Record (sus.dk)
-all (hard fail)	v=spf1 ip4:178.249.49.46 ip4:185.21.41.254 a:sus.dk a:survey.sus.dk include:spf.protection.outlook.com include:servers.mcsv.net -all

📨 DMARC

Policy	Record (_dmarc.sus.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=25; rua=mailto:admin@sus.dk; ruf=mailto:admin@sus.dk

📬 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)

🔐 DNSSEC180ms

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

🏷️ SOA124ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

146ms

A

121ms

MX

129ms

AAAA

112ms

TXT

270ms

CAA

108ms

HTTPS

122ms

TLSA

137ms

SOA

124ms

MTA-STS

124ms

DNSSEC

180ms

SRV

208ms

Total

994ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-24 23:29:37	994ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 10:10:18	1170ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 03:15:42	554ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:16:37	2027ms	2 NS 1 A 1 MX	🔒 Secure	View