hc-tag.dk

Records from scan: 2026-10-08 06:43:42 · 990ms total · last checked 2026-10-16 17:30 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hc-tag.dk is a .dk domain served by 2 nameservers (ns1.dnsserver.dk, ns2.dnsserver.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.175 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by hctag-dk0e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsserver.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.dnsserver.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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.175	10800s	vm1484.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	hctag-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::f 2a01:111:f403:ca09::22 2a01:111:f403:ca21::a 52.101.181.156 52.101.68.10 52.101.68.15 52.101.73.120	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am7pr02cu00300.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 73ms

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

📝 TXT Records#

2 records 134ms

TXT Record
MS=ms58225095
v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com -all

✉️ SPF#

Policy	Record (hc-tag.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:web.shared.mysmtp.com -all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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#

checked 2026-10-08 06:43:42

www	185.21.40.175 (AS48854) (address records, no CNAME)
www vs bare domain	Same network hc-tag.dk: 185.21.40.175 (AS48854) www.hc-tag.dk: 185.21.40.175 (AS48854)
Wildcard	No
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-hctag-dk0e._domainkey.dw1hctagdk.k-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-hctag-dk0e._domainkey.dw1hctagdk.k-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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

89ms

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

🏷️ SOA#

13ms

Field	Value
Serial	2026043001
Primary NS (MNAME)	ns1.dnsserver.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#

33ms

26ms

AAAA

36ms

TXT

134ms

CAA

37ms

HTTPS

59ms

TLSA

637ms

SOA

13ms

MTA-STS

72ms

DNSSEC

89ms

SRV

73ms

Total

990ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 06:43:42 shown	990ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 19:50:53	794ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 22:20:04	825ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 14:56:10	1129ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 20:50:50	1049ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 23:18:59	1456ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 18:06:47	873ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:08:58	854ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:08:09	703ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:05:21	1320ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 11:00:37	1746ms	2 NS 1 A 1 MX	🔒 Secure