altan.dk DNS records

🖥️ Nameservers2 records 44ms

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 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.85.16	300s	nlcp07.hosting4real.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	altan-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::10 2a01:111:f403:ca09:: 2a01:111:f403:ca09::20 52.101.68.32 52.101.68.5 52.101.73.153 52.101.73.19	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr04cu00803.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 70ms

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

📝 TXT Records7 records 155ms

TXT Record
_gzchcmiw9w3kq8zfzmdsz5w55sytlgm
_vrr6a86a5xag3jgu1g866agxad2it9c
brevo-code:83de97778a6927a9395fd4d4d2e18a86
ca3-b28a226f8f0e49089283620b6fb9389f
klaviyo-site-verification=T78n3W
p03BIHXPCecxaEGAhIbqHslYuQ+qk8amMCnKo0xn2qwuCadyjTIfn6csvVYxQ7Oped8FHOMNpQ04yI8bzuZDYA==
v=spf1 include:spf.protection.outlook.com include:spf-eu.letsignit.com include:sendinblue.com ip4:13.81.11.134 ip4:185.9.6.189 ip4:13.53.76.169 ip4:80.208.27.154 -all

✉️ SPF

Policy	Record (altan.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf-eu.letsignit.com include:sendinblue.com ip4:13.81.11.134 ip4:185.9.6.189 ip4:13.53.76.169 ip4:80.208.27.154 -all

📨 DMARC

Policy	Record (_dmarc.altan.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:kw4mtjma@ag.eu.dmarcian.com; ruf=mailto:kw4mtjma@fr.eu.dmarcian.com; fo=1;

📬 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)

🔐 DNSSEC88ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032001
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

44ms

A

50ms

MX

44ms

AAAA

55ms

TXT

155ms

CAA

55ms

HTTPS

52ms

TLSA

1188ms

SOA

0ms

MTA-STS

76ms

DNSSEC

88ms

SRV

70ms

Total

1770ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 04:01:12	1770ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 11:45:21	1128ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:44:27	1991ms	2 NS 1 A 1 MX	🔒 Secure	View