slf.dk DNS records

🖥️ Nameservers2 records 52ms

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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.130.143.234	360s	server.uniquepixels.dk	AS24940	Hetzner Online GmbH	94.130.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records2 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	360s	mx12.electric.net	192.162.219.49 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	360s	mx6.electric.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 132.245.230.36

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 8077ms

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

📝 TXT Records4 records 238ms

TXT Record
apple-domain-verification=Z1y2YGDVWJUJ2Q1J
B/e/u5q3S0UGY8z1ObL+P7M1cKOplc+eE7mXs9KDOqCEcPLG9QSQqaiWMoIGIM7jmWMqJ3UbhKiWo8VMRy5afw==
MS=ms46759202
v=spf1 include:mailmailmail.net include:spf.mailanyone.net include:spf.protection.outlook.com include:servers.mcsv.net a:server.uniquepixels.dk include:web.shared.mysmtp.com include:spf.smtp2go.com -all

✉️ SPF

Policy	Record (slf.dk)
-all (hard fail)	v=spf1 include:mailmailmail.net include:spf.mailanyone.net include:spf.protection.outlook.com include:servers.mcsv.net a:server.uniquepixels.dk include:web.shared.mysmtp.com include:spf.smtp2go.com -all

📨 DMARC

Policy	Record (_dmarc.slf.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC152ms

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

🏷️ SOA51ms

Field	Value
Serial	2023110301
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

52ms

A

61ms

MX

53ms

AAAA

53ms

TXT

238ms

CAA

51ms

HTTPS

52ms

TLSA

374ms

SOA

51ms

MTA-STS

46ms

DNSSEC

152ms

SRV

8077ms

Total

25248ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-24 11:49:22	25248ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-10 03:05:18	17144ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 03:27:13	1544ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-24 01:24:10	1175ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 11:52:58	732ms	2 NS 1 A 2 MX	🔒 Secure	View