dann-sommer.dk

📜 Historical scan 2026-06-21 06:27:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dann-sommer.dk is a .dk domain served by 2 nameservers (karl.ns.cloudflare.com, reza.ns.cloudflare.com). It was registered on 9 January 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.244.88.9 is hosted by The Constant Company, LLC (AS20473) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 85ms

Nameserver	IP addresses	PTR	ASN / ISP
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	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
reza.ns.cloudflare.com	108.162.192.217 172.64.32.217 173.245.58.217 2606:4700:50::adf5:3ad9 2803:f800:50::6ca2:c0d9 2a06:98c1:50::ac40:20d9	reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com reza.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 69ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
136.244.88.9	300s	136.244.88.9.vultrusercontent.com	AS20473	The Constant Company, LLC	136.244.64.0/18	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

5 records 91ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.211.26 2404:6800:4000:1025::1a	lcbomp-in-f26.1e100.net lcbomp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1a	tp-in-f26.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	192.178.230.26 2404:6800:400b:c01b::1b	yunrtab-in-f26.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 307ms

TXT Record
google-site-verification=pQ7NGLo7Ur8veThms_eZhfq4sr9pz7xOMxr9YdZ2HLo
v=spf1 +a +mx +a:ns1.es33.siteground.eu include:_spf.mailspamprotection.com include:servers.mcsv.net ~all
v=spf1 include:_spf.google.com ~all

✉️ SPF#

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (dann-sommer.dk)
~all (soft fail)	v=spf1 +a +mx +a:ns1.es33.siteground.eu include:_spf.mailspamprotection.com include:servers.mcsv.net ~all
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.dann-sommer.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100

📬 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 2026-10-17 17:18:09

www CNAME	dann-sommer.dk (all on dann-sommer.dk) → 136.244.88.9 (AS20473)
www vs bare domain	Same network dann-sommer.dk: 136.244.88.9 (AS20473) www.dann-sommer.dk: 136.244.88.9 (AS20473)
Wildcard	No

✍️ DKIM keys#

3 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
dkim	—	RSA · ~1024 bit below 2048 bit
google	—	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

error 2 SPF records: receivers must treat that as a permanent error (RFC 7208 §4.5)

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.dann-sommer.dk	aq3K1u51iyCJO8P5PAlh3O0evQKgs-OibhTt0xve51g
TXT	_acme-challenge.dann-sommer.dk	lIfIo9_cTpm7E0XPsccPy0jypAHCLZiLiktsNWya6Ng

🔗 TLSA / DANE#

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

🔐 DNSSEC#

175ms

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	2407464026
Primary NS (MNAME)	karl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 03:30:24

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-01-09
Expires	2027-01-31 (101d)

📋 WHOIS#

⏱️ Lookup Timing#

85ms

69ms

91ms

AAAA

77ms

TXT

307ms

CAA

63ms

HTTPS

82ms

TLSA

189ms

SOA

0ms

MTA-STS

76ms

DNSSEC

175ms

SRV

122ms

Total

1492ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 17:18:09	820ms	2 NS 1 A 5 MX	🔓 Insecure
2026-10-05 02:40:15	1012ms	2 NS 1 A 5 MX	🔓 Insecure
2026-08-27 20:52:53	908ms	2 NS 1 A 5 MX	🔓 Insecure
2026-08-23 19:53:42	6891ms	2 NS 1 A 5 MX	🔓 Insecure
2026-08-19 17:57:08	10714ms	2 NS 1 A 5 MX	🔓 Insecure
2026-08-06 21:55:47	1450ms	2 NS 1 A 5 MX	🔓 Insecure
2026-06-29 19:22:47	1019ms	2 NS 1 A 5 MX	🔓 Insecure
2026-06-29 03:40:50	1921ms	2 NS 1 A 5 MX	🔓 Insecure
2026-06-21 06:27:16 shown	1492ms	2 NS 1 A 5 MX	🔓 Insecure
2026-06-17 00:32:29	564ms	2 NS 1 A 5 MX	🔓 Insecure
2026-06-17 00:20:52	1561ms	2 NS 1 A 5 MX	🔓 Insecure