hjn-byg.dk

📜 Historical scan 2026-08-03 16:10:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hjn-byg.dk is a .dk domain served by 2 nameservers (audrey.ns.cloudflare.com, maciej.ns.cloudflare.com). It was registered on 30 December 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.35.41 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by hjnbyg-dk0i.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 191ms

Nameserver	IP addresses	PTR	ASN / ISP
audrey.ns.cloudflare.com	108.162.194.66 162.159.38.66 172.64.34.66 2606:4700:50::a29f:2642 2803:f800:50::6ca2:c242 2a06:98c1:50::ac40:2242	audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com audrey.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
maciej.ns.cloudflare.com	108.162.195.42 162.159.44.42 172.64.35.42 2606:4700:58::a29f:2c2a 2803:f800:50::6ca2:c32a 2a06:98c1:50::ac40:232a	maciej.ns.cloudflare.com maciej.ns.cloudflare.com maciej.ns.cloudflare.com maciej.ns.cloudflare.com maciej.ns.cloudflare.com maciej.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 200ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.35.41	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.46	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 164ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	hjnbyg-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::4 2a01:111:f403:ca04::8 2a01:111:f403:ca09::c 52.101.68.21 52.101.68.29 52.101.73.15 52.101.73.153	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

2 records 145ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:d52e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:2329	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 188ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.35.41,172.67.213.46 ech=AEX+DQBBlwAgACBM3rXDuIUbAZirbbikUZrZn8W2C7HKef5+1ezqWGT6IwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d52e,2606:4700:3037::6815:2329

📝 TXT Records#

1 records 402ms

TXT Record
v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -all

✉️ SPF#

Policy	Record (hjn-byg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:193.8.36.0/22 -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 2026-10-09 20:30:37

www	104.21.35.41 172.67.213.46 2606:4700:3030::ac43:d52e 2606:4700:3037::6815:2329 (AS13335) (address records, no CNAME)
www vs bare domain	Same network hjn-byg.dk: 104.21.35.41 172.67.213.46 2606:4700:3030::ac43:d52e 2606:4700:3037::6815:2329 (AS13335) www.hjn-byg.dk: 104.21.35.41 172.67.213.46 2606:4700:3030::ac43:d52e 2606:4700:3037::6815:2329 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 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#

264ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2410817406
Primary NS (MNAME)	audrey.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 03:45:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-12-30
Expires	2026-12-31 (67d)

📋 WHOIS#

⏱️ Lookup Timing#

191ms

200ms

164ms

AAAA

145ms

TXT

402ms

CAA

207ms

HTTPS

188ms

TLSA

916ms

SOA

0ms

MTA-STS

234ms

DNSSEC

264ms

SRV

291ms

Total

3186ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 20:30:36	4257ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-06 03:38:34	1435ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-04 03:12:57	854ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-27 03:26:50	1968ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-17 09:57:48	1861ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-23 16:38:09	4932ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-08 08:04:00	1342ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-05 22:48:48	2053ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-03 16:10:55 shown	3186ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-09 02:16:19	3731ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 08:18:15	1850ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 12:29:51	4439ms	2 NS 2 A 1 MX	🔒 Secure