selarsen.dk

📜 Historical scan 2026-09-29 18:22:33 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

selarsen.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 18 August 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.27 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by selarsen-dk.mail.eo.outlook.com, ms51500501.msv1.invalid. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 42ms

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 Records#

1 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.27	3600s	linux205.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	selarsen-dk.mail.eo.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca21::10 2a01:111:f403:ca48::8 2a01:111:f403:ca48::a 52.101.103.162 52.101.209.31 52.101.68.27 52.101.91.162	mail-db8pr02cu00106.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-matpr04cu00302.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
30	3600s	ms51500501.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	autoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 71ms

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

📝 TXT Records#

1 records 145ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net ~all

✉️ SPF#

Policy	Record (selarsen.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net ~all

📨 DMARC#

Policy	Record (_dmarc.selarsen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rasmus@selarsen.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 18:56:36

www	94.231.106.27 (AS48854) (address records, no CNAME)
www vs bare domain	Same network selarsen.dk: 94.231.106.27 (AS48854) www.selarsen.dk: 94.231.106.27 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-selarsen-dk._domainkey.selarsenas.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-selarsen-dk._domainkey.selarsenas.onmicrosoft.com	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

79ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092202
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-06 13:25:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-08-18
Expires	2027-09-30 (345d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

63ms

44ms

AAAA

38ms

TXT

145ms

CAA

52ms

HTTPS

40ms

TLSA

88ms

SOA

0ms

MTA-STS

44ms

DNSSEC

79ms

SRV

71ms

Total

565ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 18:56:36	469ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-29 18:22:33 shown	565ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-24 02:50:32	1874ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-02 11:07:17	4536ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-26 15:11:48	4793ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-22 06:34:51	951ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 05:52:52	1174ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 12:10:23	1489ms	2 NS 1 A 2 MX	🔒 Secure