heyco.dk

📜 Historical scan 2026-06-24 22:21:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

heyco.dk is a .dk domain served by 2 nameservers (graham.ns.cloudflare.com, jacqueline.ns.cloudflare.com). It was registered on 6 February 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.68.138 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by heyco-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 278ms

Nameserver	IP addresses	PTR	ASN / ISP
graham.ns.cloudflare.com	108.162.193.171 172.64.33.171 173.245.59.171 2606:4700:58::adf5:3bab 2803:f800:50::6ca2:c1ab 2a06:98c1:50::ac40:21ab	graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com graham.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jacqueline.ns.cloudflare.com	108.162.194.132 162.159.38.132 172.64.34.132 2606:4700:50::a29f:2684 2803:f800:50::6ca2:c284 2a06:98c1:50::ac40:2284	jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com jacqueline.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 269ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.68.138	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.195.237	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 273ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	heyco-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::20 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.73.1 52.101.73.153 52.101.73.6 52.101.73.8	mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.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	172.67.195.237

🔷 AAAA Records (IPv6)#

2 records 280ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:448a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:c3ed	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 276ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.68.138,172.67.195.237 ech=AEX+DQBB9gAgACCuVMzIWBN1MOubdQaeIsAx8bn5QJxBEujBmZj3mNDSJAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:448a,2606:4700:3037::ac43:c3ed

🔌 SRV Records#

1 records 451ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 471ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

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

latest probe, not this scan · checked 2026-10-18 17:09:48

www	104.21.68.138 172.67.195.237 2606:4700:3034::ac43:c3ed 2606:4700:3035::6815:448a (AS13335) (address records, no CNAME)
www vs bare domain	Same network heyco.dk: 104.21.68.138 172.67.195.237 2606:4700:3034::ac43:c3ed 2606:4700:3035::6815:448a (AS13335) www.heyco.dk: 104.21.68.138 172.67.195.237 2606:4700:3034::ac43:c3ed 2606:4700:3035::6815:448a (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

357ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

229ms

Field	Value
Serial	2407616610
Primary NS (MNAME)	graham.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 17:48:39

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-02-06
Expires	2027-02-28 (131d)

🔗 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#

278ms

269ms

273ms

AAAA

280ms

TXT

471ms

CAA

247ms

HTTPS

276ms

TLSA

1188ms

SOA

229ms

MTA-STS

280ms

DNSSEC

357ms

SRV

451ms

Total

3211ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 17:09:47	2293ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 15:59:47	700ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 01:53:34	1885ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 01:30:21	1374ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 01:34:00	2403ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-03 12:49:01	1834ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 22:21:43 shown	3211ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 10:07:20	1368ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 11:15:55	1296ms	2 NS 2 A 1 MX	🔓 Insecure