dann-sommer.dk DNS records

🖥️ Nameservers2 records 35ms

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 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 Records1 records 41ms

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 Records5 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b 64.233.163.27	lm-in-x1b.1e100.net lm-in-f27.1e100.net lj-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	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	300s	alt4.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 194ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2412909437
Primary NS (MNAME)	karl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

35ms

A

41ms

MX

42ms

AAAA

39ms

TXT

194ms

CAA

42ms

HTTPS

53ms

TLSA

170ms

SOA

0ms

MTA-STS

66ms

DNSSEC

81ms

SRV

64ms

Total

908ms

🕐 Scan History

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