hssb.dk DNS records

🖥️ Nameservers2 records 34ms

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 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.32.65.45	600s	mail.apollodns.dk	AS3292	TDC Holding A/S	193.32.65.0/24	🇩🇰 Denmark	—

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
50	600s	hssb-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::4 2a01:111:f403:ca09::20 2a01:111:f403:ca09::c 52.101.209.153 52.101.68.25 52.101.68.39 52.101.73.26	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 63ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 164ms

TXT Record
MS=ms33478773
v=spf1 ip4:93.167.198.92 ip4:195.215.242.237 include:spf.eu.signature365.net include:hssb.securesmtp.dk include:spf.mcb.dk include:spfinclude.signflow.dk include:spf.protection.outlook.com include:spf.simply.com -all

✉️ SPF

Policy	Record (hssb.dk)
-all (hard fail)	v=spf1 ip4:93.167.198.92 ip4:195.215.242.237 include:spf.eu.signature365.net include:hssb.securesmtp.dk include:spf.mcb.dk include:spfinclude.signflow.dk include:spf.protection.outlook.com include:spf.simply.com -all

📨 DMARC

Policy	Record (_dmarc.hssb.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email;

📬 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)

🔐 DNSSEC78ms

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

🏷️ SOA0ms

Field	Value
Serial	2025112801
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

34ms

A

58ms

MX

40ms

AAAA

46ms

TXT

164ms

CAA

60ms

HTTPS

43ms

TLSA

373ms

SOA

0ms

MTA-STS

60ms

DNSSEC

78ms

SRV

63ms

Total

1009ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:06:09	1009ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 12:55:16	1089ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 09:26:11	1501ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 15:08:16	266ms	0 NS 0 A 0 MX	❓ Unknown	View