byedelgaard.dk

📜 Historical scan 2026-06-24 06:46:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byedelgaard.dk is a .dk domain served by 2 nameservers (dell.ns.cloudflare.com, karl.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.88.31 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.byedelgaard.dk. The zone is DNSSEC-signed but currently fails validation, 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 52ms

Nameserver	IP addresses	PTR	ASN / ISP
dell.ns.cloudflare.com	108.162.192.94 172.64.32.94 173.245.58.94 2606:4700:50::adf5:3a5e 2803:f800:50::6ca2:c05e 2a06:98c1:50::ac40:205e	dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com dell.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
karl.ns.cloudflare.com	108.162.193.190 172.64.33.190 173.245.59.190 2606:4700:58::adf5:3bbe 2803:f800:50::6ca2:c1be 2a06:98c1:50::ac40:21be	karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.88.31	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.76	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 62ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.byedelgaard.dk	192.250.229.80	s3145.fra1.stableserver.net	AS209341 WHG Hosting Services Ltd

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.150.76
🔶 Autoconfig	172.67.150.76

🔷 AAAA Records (IPv6)#

2 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:964c	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:581f	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 52ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.88.31,172.67.150.76 ech=AEX+DQBBlgAgACDbgsU7eKwgj7+/+LYQ115Rq6mUjWdA5HgFfMtmi9+bPgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:964c,2606:4700:3035::6815:581f

📝 TXT Records#

1 records 195ms

TXT Record
v=spf1 include:relay.mailchannels.net include:spf.antispamcloud.com -all

✉️ SPF#

Policy	Record (byedelgaard.dk)
-all (hard fail)	v=spf1 include:relay.mailchannels.net include:spf.antispamcloud.com -all

📨 DMARC#

Policy	Record (_dmarc.byedelgaard.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:ebaf59033bed401190fffd9a5fcf16a7@dmarc-reports.cloudflare.net

📬 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 10:39:33

www	192.250.229.80 (AS209341) (address records, no CNAME)
www vs bare domain	Different networks byedelgaard.dk: 104.21.88.31 172.67.150.76 2606:4700:3032::ac43:964c 2606:4700:3035::6815:581f (AS13335) www.byedelgaard.dk: 192.250.229.80 (AS209341) (all like this)
Wildcard	Yes: any name under the zone resolves
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
default	—	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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'byedelgaard.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

50ms

Field	Value
Serial	2405922809
Primary NS (MNAME)	dell.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

52ms

37ms

62ms

AAAA

59ms

TXT

195ms

CAA

58ms

HTTPS

52ms

TLSA

131ms

SOA

50ms

MTA-STS

51ms

DNSSEC

77ms

SRV

58ms

Total

956ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:39:33	1018ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-01 08:49:55	814ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-25 06:31:14	791ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-24 06:19:54	707ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-07 13:25:26	608ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-30 19:27:37	558ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 14:16:56	756ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-14 17:55:01	4101ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-26 09:41:11	2943ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-22 02:08:58	1128ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-03 12:01:17	6939ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-27 05:33:39	766ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 08:08:22	1096ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-24 06:46:21 shown	956ms	2 NS 2 A 1 MX	⚠️ Bogus
2026-06-16 18:05:55	2565ms	2 NS 2 A 1 MX	🔒 Secure