bysommerhus.dk

📜 Historical scan 2026-09-17 14:20:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bysommerhus.dk is a .dk domain served by 2 nameservers (dan.ns.cloudflare.com, nadia.ns.cloudflare.com). It was registered on 28 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.13.212 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
dan.ns.cloudflare.com	108.162.193.108 172.64.33.108 173.245.59.108 2606:4700:58::adf5:3b6c 2803:f800:50::6ca2:c16c 2a06:98c1:50::ac40:216c	dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com dan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nadia.ns.cloudflare.com	108.162.192.207 172.64.32.207 173.245.58.207 2606:4700:50::adf5:3acf 2803:f800:50::6ca2:c0cf 2a06:98c1:50::ac40:20cf	nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.ns.cloudflare.com nadia.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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.13.212	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.133.31	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.250.150.26 2a00:1450:4010:c03::1a 2a00:1450:4010:c03::1a	la-in-f26.1e100.net lr-in-f26.1e100.net lr-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:851f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:dd4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.13.212,172.67.133.31 ech=AEX+DQBBjQAgACC5Yc7hZqAuN7uL8vJLDf2RQVjP+y8Rvm+hkoDssMHWCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:851f,2606:4700:3032::6815:dd4

📝 TXT Records#

2 records 201ms

TXT Record
google-site-verification=lx-BzGAW_7RU61wOhdjhgzxETfhZ-NjBTJS8zdcRiK4
google-site-verification=vzccS4kZTlJxwPHqMFuGIAyBXbAz5w3-LGAgxb9k-cA

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-14 04:17:08

www	104.21.13.212 172.67.133.31 2606:4700:3030::ac43:851f 2606:4700:3032::6815:dd4 (AS13335) (address records, no CNAME)
www vs bare domain	Same network bysommerhus.dk: 104.21.13.212 172.67.133.31 2606:4700:3030::ac43:851f 2606:4700:3032::6815:dd4 (AS13335) www.bysommerhus.dk: 104.21.13.212 172.67.133.31 2606:4700:3030::ac43:851f 2606:4700:3032::6815:dd4 (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

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.bysommerhus.dk	26-MsIB7jI7ASckg50uqdLk8fA3TB3zyT_4M_VpsYec
TXT	_acme-challenge.bysommerhus.dk	o42wbEaa225ESfB6PP560jJc3LPbEIsjVrBROy-bzEw

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414687171
Primary NS (MNAME)	dan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 15:36:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-02-28
Expires	2027-02-27 (131d)

🔗 Same registrant#

4 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
by-sommerhuse.dk	Punktum dk A/S (direct)
byqr.dk	NETIM
bysommerhusudlejning.dk	Punktum dk A/S (direct)
loekkensommerhus.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

41ms

42ms

AAAA

45ms

TXT

201ms

CAA

39ms

HTTPS

45ms

TLSA

152ms

SOA

0ms

MTA-STS

59ms

DNSSEC

115ms

SRV

114ms

Total

1832ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 04:17:08	2012ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-20 04:36:49	1075ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-17 14:20:15 shown	1832ms	2 NS 2 A 5 MX	🔒 Secure
2026-09-10 14:10:33	1316ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-29 15:19:08	916ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-28 09:54:33	937ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-27 12:51:04	793ms	2 NS 2 A 5 MX	🔒 Secure
2026-08-03 08:23:32	2247ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-13 00:03:07	2039ms	2 NS 2 A 5 MX	🔒 Secure
2026-07-10 09:40:25	10691ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-28 06:26:32	2355ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-26 21:44:29	1027ms	2 NS 2 A 5 MX	🔒 Secure
2026-06-16 18:25:06	615ms	2 NS 2 A 5 MX	🔒 Secure