danskgenbyg.dk

📜 Historical scan 2026-08-10 11:32:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

danskgenbyg.dk is a .dk domain served by 2 nameservers (glen.ns.cloudflare.com, liz.ns.cloudflare.com). It was registered on 1 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.73.99 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 not DNSSEC-signed, 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 71ms

Nameserver	IP addresses	PTR	ASN / ISP
glen.ns.cloudflare.com	108.162.193.169 172.64.33.169 173.245.59.169 2606:4700:58::adf5:3ba9 2803:f800:50::6ca2:c1a9 2a06:98c1:50::ac40:21a9	glen.ns.cloudflare.com glen.ns.cloudflare.com glen.ns.cloudflare.com glen.ns.cloudflare.com glen.ns.cloudflare.com glen.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
liz.ns.cloudflare.com	108.162.192.189 172.64.32.189 173.245.58.189 2606:4700:50::adf5:3abd 2803:f800:50::6ca2:c0bd 2a06:98c1:50::ac40:20bd	liz.ns.cloudflare.com liz.ns.cloudflare.com liz.ns.cloudflare.com liz.ns.cloudflare.com liz.ns.cloudflare.com liz.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 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.73.99	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.160.234	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c0d::1b 2a00:1450:4010:c0d::1b 74.125.205.27	lq-in-f27.1e100.net lq-in-x1b.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	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	300s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	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 67ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:a0ea	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:4963	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 49ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.73.99,172.67.160.234 ech=AEX+DQBBOgAgACBq+Hu7wZl0u5XO6FHk79rKLOurWle6xjUI8MqpJMGNBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a0ea,2606:4700:3035::6815:4963

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-10 07:21:33

www	104.21.73.99 172.67.160.234 2606:4700:3033::ac43:a0ea 2606:4700:3035::6815:4963 (AS13335) (address records, no CNAME)
www vs bare domain	Same network danskgenbyg.dk: 104.21.73.99 172.67.160.234 2606:4700:3033::ac43:a0ea 2606:4700:3035::6815:4963 (AS13335) www.danskgenbyg.dk: 104.21.73.99 172.67.160.234 2606:4700:3033::ac43:a0ea 2606:4700:3035::6815:4963 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u2153520.wl.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u2153520.wl.sendgrid.net	RSA · ~1024 bit below 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.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

94ms

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	2411467675
Primary NS (MNAME)	glen.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 04:15:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-11-01
Expires	2026-11-30 (34d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

71ms

45ms

50ms

AAAA

67ms

TXT

194ms

CAA

51ms

HTTPS

49ms

TLSA

158ms

SOA

0ms

MTA-STS

65ms

DNSSEC

94ms

SRV

75ms

Total

1896ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 01:16:28	1114ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-03 00:48:16	1241ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-25 23:26:52	1375ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-10 11:32:57 shown	1896ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-02 01:35:04	1867ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 00:46:16	605ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 00:41:19	673ms	2 NS 2 A 5 MX	🔓 Insecure