bygga.dk

📜 Historical scan 2026-08-11 23:19:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bygga.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 12 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.31 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by bygga.dk. The zone is not DNSSEC-signed, 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#

3 records 228ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	167.235.66.236 2a01:4f8:1c1e:d097::1	ns5.chosting.dk ns5.chosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns6.chosting.dk	2001:41d0:305:2100::80e9 51.91.57.33	ns6.chosting.dk ns6.chosting.dk	AS16276 OVH SAS AS16276 OVH SAS
ns7.chosting.dk	178.20.220.33	ns7.chosting.dk	AS21060 Atea A/S

🌍 A Records#

1 records 212ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.31	14400s	server12.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 249ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	bygga.dk	178.20.216.31 2a01:7cc0:101:ffff::1:a	server12.chosting.dk —	AS21060 Atea A/S AS21060 Atea A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	178.20.216.31
🔶 Autoconfig	178.20.216.31

🔷 AAAA Records (IPv6)#

1 records 254ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:a	14400s	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 293ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records 717ms

TXT Record
v=spf1 ip4:178.20.216.31 include:spf.chosting.dk +a +mx +ip4:178.20.216.32 ~all

✉️ SPF#

Policy	Record (bygga.dk)
~all (soft fail)	v=spf1 ip4:178.20.216.31 include:spf.chosting.dk +a +mx +ip4:178.20.216.32 ~all

📨 DMARC#

Policy	Record (_dmarc.bygga.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-21 10:59:05

www CNAME	bygga.dk (all on bygga.dk) → 178.20.216.31 2a01:7cc0:101:ffff::1:a (AS21060)
www vs bare domain	Same network bygga.dk: 178.20.216.31 2a01:7cc0:101:ffff::1:a (AS21060) www.bygga.dk: 178.20.216.31 2a01:7cc0:101:ffff::1:a (AS21060)
Wildcard	No

✍️ 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: 5/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.bygga.dk	4P7IXVrhGgaEpCJGVllBDlOF2-NKAnnSbeKEiognxhE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

558ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081106
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	logs@chosting.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-20 10:41:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-10-12
Expires	2026-10-31 (9d)

🔗 Same registrant#

2 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
avito.dk	Simply.com A/S
weekendsenge.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

228ms

212ms

249ms

AAAA

254ms

TXT

717ms

CAA

216ms

HTTPS

252ms

TLSA

2630ms

SOA

0ms

MTA-STS

301ms

DNSSEC

558ms

SRV

293ms

Total

6175ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 10:59:05	626ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-20 10:17:26	675ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-19 07:37:34	721ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-18 07:16:22	761ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-17 06:23:34	611ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-16 05:30:21	2335ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-15 02:27:04	1532ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-14 01:33:20	1236ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-12 23:59:41	1165ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-11 22:39:09	615ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-10 21:14:14	2486ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-09 19:54:21	831ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-08 15:15:45	4139ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-07 15:12:01	1165ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-06 15:04:00	664ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-05 15:00:17	687ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-04 15:00:03	1859ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-03 14:57:36	562ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-02 14:56:48	517ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-01 14:55:48	664ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 14:52:01	2095ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-29 14:44:29	1162ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-28 14:32:09	783ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-27 14:21:20	759ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-26 14:04:55	675ms	3 NS 1 A 1 MX	🔓 Insecure