sommerpost.dk

Records from scan: 2026-09-03 07:30:47 · 5305ms total · last checked 2026-10-18 03:08 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sommerpost.dk is a .dk domain served by 4 nameservers (ns-1139.awsdns-14.org, ns-1558.awsdns-02.co.uk, ns-384.awsdns-48.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.79.140.78 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by box.cswarning.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1139.awsdns-14.org	205.251.196.115 2600:9000:5304:7300::1	ns-1139.awsdns-14.org ns-1139.awsdns-14.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1558.awsdns-02.co.uk	205.251.198.22 2600:9000:5306:1600::1	ns-1558.awsdns-02.co.uk ns-1558.awsdns-02.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-384.awsdns-48.com	205.251.193.128 2600:9000:5301:8000::1	ns-384.awsdns-48.com ns-384.awsdns-48.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-590.awsdns-09.net	205.251.194.78 2600:9000:5302:4e00::1	ns-590.awsdns-09.net ns-590.awsdns-09.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.79.140.78	86400s	box.cswarning.dk	AS16509	Amazon.com, Inc.	3.64.0.0/12	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	86400s	box.cswarning.dk	3.79.140.78	box.cswarning.dk	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	3.79.140.78
🔶 Autoconfig	3.79.140.78

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 228ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (sommerpost.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.sommerpost.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 MTA-STS#

203ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	IgMgcNBKzmT5fVldPuA7
max_age	604800s
Policy MX	box.cswarning.dk

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-11 19:03:18

www	3.79.140.78 (AS16509) (address records, no CNAME)
www vs bare domain	Same network sommerpost.dk: 3.79.140.78 (AS16509) www.sommerpost.dk: 3.79.140.78 (AS16509)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2077ms

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	1
Primary NS (MNAME)	ns-1139.awsdns-14.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

54ms

62ms

64ms

AAAA

63ms

TXT

228ms

CAA

56ms

HTTPS

60ms

TLSA

97ms

SOA

0ms

MTA-STS

203ms

DNSSEC

2077ms

SRV

78ms

Total

5305ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-03 07:30:47 shown	5305ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-23 13:36:47	792ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-17 14:07:21	2104ms	4 NS 1 A 1 MX	🔓 Insecure