tagcon.dk

📜 Historical scan 2026-06-20 07:16:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tagcon.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.2.75 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by tagcon-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 209ms

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 210ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.50.2.75	900s	—	AS8075	Microsoft Corporation	20.48.0.0/12	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 207ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tagcon-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::5 2a01:111:f403:ca04::f 2a01:111:f403:ca09::9 52.101.68.5 52.101.73.24 52.101.73.26 52.101.73.4	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.154.136
🔶 Autoconfig	77.111.240.48

🔷 AAAA Records (IPv6)#

1 records 207ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:108:8080:dfb9:1020:f2fe	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 556ms

TXT Record
knowbe4-site-verification=12db3b27fddec6ea272e3f8d5e7c1a76
MS=ms70283793
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (tagcon.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.tagcon.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:67335ed7d9289@dmarc-dk.centerasecurity.com;

📬 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 2026-10-11 07:02:40

www CNAME	nwpdk-app-website-prod-001.azurewebsites.net (all on azurewebsites.net) → 20.50.2.75 (AS8075)
www vs bare domain	Same network tagcon.dk: 20.50.2.75 2a02:2350:5:108:8080:dfb9:1020:f2fe (AS8075 AS51468) www.tagcon.dk: 20.50.2.75 (AS8075)
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#

1 found

Selector	CNAME	Key
selector1	selector1-tagcon-dk._domainkey.nordicwp.r-v1.dkim.mail.microsoft	RSA · ~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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.tagcon.dk	tagcon.dk.acme.service.one.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

356ms

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

🏷️ SOA#

205ms

Field	Value
Serial	2025111301
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

209ms

210ms

207ms

AAAA

207ms

TXT

556ms

CAA

206ms

HTTPS

203ms

TLSA

215ms

SOA

205ms

MTA-STS

126ms

DNSSEC

356ms

SRV

434ms

Total

1283ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:22:20	1031ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 07:16:25 shown	1283ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:10:37	2612ms	2 NS 1 A 1 MX	🔒 Secure