loucon.dk

📜 Historical scan 2026-07-18 09:00:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

loucon.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 29 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.237 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by loucon-dk.mail.protection.outlook.com. 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#

4 records 113ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 253ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.237	600s	linux31.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 198ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	loucon-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::5 2a01:111:f403:ca04::e 2a01:111:f403:ca09::3 52.101.68.15 52.101.68.36 52.101.73.4 52.101.73.6	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.8
🔶 Autoconfig	185.21.41.237

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 268ms

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

📝 TXT Records#

4 records 331ms

TXT Record
_1me594w5xzp64r6y1r4i3v03doalqxt
_g0l7wr6cv2mad90pgcyi966cyhk0udl
_uor69b1ttkaab38b32oolppmesy5dri
v=spf1 include:spf.protection.outlook.com include:dedicated.mysmtp.com include:spf.curanet.dk ip4:185.163.189.39 ~all

✉️ SPF#

Policy	Record (loucon.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:dedicated.mysmtp.com include:spf.curanet.dk ip4:185.163.189.39 ~all

📨 DMARC#

Policy	Record (_dmarc.loucon.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-09 05:52:23

www	185.21.41.237 (AS48854) (address records, no CNAME)
www vs bare domain	Same network loucon.dk: 185.21.41.237 (AS48854) www.loucon.dk: 185.21.41.237 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector2	selector2-loucon-dk._domainkey.loucon.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: 8/10 · policy: ~all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

364ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071800
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-16 15:50:33

Field	Value
Registrar	Simply.com A/S
Registered	2003-07-29
Expires	2027-07-31 (287d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

113ms

253ms

198ms

AAAA

122ms

TXT

331ms

CAA

236ms

HTTPS

179ms

TLSA

919ms

SOA

0ms

MTA-STS

250ms

DNSSEC

364ms

SRV

268ms

Total

4216ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 21:58:21	1661ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-30 21:37:57	814ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-27 14:05:41	9657ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-20 14:24:53	1173ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-20 14:14:52	1418ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-13 11:37:26	2982ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-18 09:00:06 shown	4216ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-26 07:50:16	840ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:01:50	2049ms	4 NS 1 A 0 MX	🔒 Secure
2026-06-24 04:21:01	1034ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-23 12:41:01	1175ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 23:37:02	1126ms	4 NS 1 A 1 MX	🔒 Secure