deltabyg.dk

📜 Historical scan 2026-06-17 01:47:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

deltabyg.dk is a .dk domain served by 2 nameservers (will.ns.cloudflare.com, zara.ns.cloudflare.com). It was registered on 10 January 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.242 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by webhotel17.webhosting.dk. 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
will.ns.cloudflare.com	—	—	—
zara.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.29.242	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.1	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	webhotel17.webhosting.dk	157.250.160.37	webhotel17.webhosting.dk	AS3342 Cibicom A/S

🔷 AAAA Records (IPv6)#

2 records 21ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:1df2	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:9601	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.29.242,172.67.150.1 ech=AEX+DQBBJQAgACAcN7sXzbkfBzYdRONrkLyX+Km5Fc4T8trkpLKynbj9DgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:1df2,2606:4700:3036::ac43:9601

📝 TXT Records#

1 records 100ms

TXT Record
v=spf1 ip4:127.0.0.2/32 ip4:81.19.232.0/24 ip4:81.7.161.0/24 ~all

✉️ SPF#

Policy	Record (deltabyg.dk)
~all (soft fail)	v=spf1 ip4:127.0.0.2/32 ip4:81.19.232.0/24 ip4:81.7.161.0/24 ~all

📨 DMARC#

Policy	Record (_dmarc.deltabyg.dk)
p=none (monitor only)	v=DMARC1;p=none; rua=mailto:13328e9f7f264d74ac630a2e5da19ced@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 2026-10-16 14:03:03

www	104.21.29.242 172.67.150.1 2606:4700:3032::6815:1df2 2606:4700:3032::ac43:9601 (AS13335) (address records, no CNAME)
www vs bare domain	Same network deltabyg.dk: 104.21.29.242 172.67.150.1 2606:4700:3032::6815:1df2 2606:4700:3032::ac43:9601 (AS13335) www.deltabyg.dk: 104.21.29.242 172.67.150.1 2606:4700:3032::6815:1df2 2606:4700:3032::ac43:9601 (AS13335)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records 55ms

Service / Owner	Type	Cert association
SMTP _25._tcp.webhotel17.webhosting.dk	DANE-TA · SPKI · SHA-256	FA4EFC305AA17A4FEEE8B29B2DAA8847…
SMTP _25._tcp.webhotel17.webhosting.dk	DANE-EE · SPKI · SHA-256	FA4EFC305AA17A4FEEE8B29B2DAA8847…

🔐 DNSSEC#

51ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2407092912
Primary NS (MNAME)	will.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 14:39:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2013-01-10
Expires	2027-01-31 (106d)

🔗 Same registrant#

10 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).

Domain	Registrar
backorder.dk	WEBHOSTING A/S
cun.dk	Punktum dk A/S (direct)
geniuslab.dk	WEBHOSTING A/S
greenevent.dk	WEBHOSTING A/S
greenwagon.dk	WEBHOSTING A/S
humanology.dk	WEBHOSTING A/S
ksr.dk	WEBHOSTING A/S
netfolio.dk	WEBHOSTING A/S
sparlog.dk	WEBHOSTING A/S
xmi.dk	WEBHOSTING A/S

📋 WHOIS#

⏱️ Lookup Timing#

37ms

30ms

31ms

AAAA

21ms

TXT

100ms

CAA

36ms

HTTPS

31ms

TLSA

55ms

SOA

31ms

MTA-STS

39ms

DNSSEC

51ms

SRV

0ms

Total

411ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 14:03:03	2617ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-13 06:50:47	466ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 14:26:09	762ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-31 14:03:04	591ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-19 23:49:58	9766ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-17 20:01:39	5382ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-16 08:56:38	9133ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-07 04:22:57	9040ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-13 01:02:25	959ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-20 16:48:29	841ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 22:55:51	995ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 01:47:56 shown	411ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 01:41:32	511ms	2 NS 2 A 1 MX	🔒 Secure